Eric Jain
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Eric Jain bookmarked a page on delicious
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The Life Scientists: Jere posted a link
Monday at 7:08 am - via Reshare - Link
Possible, maybe - but limited by the willingness of hospitals to share. - Jere
These guys are all about using aggregating publicly available data sets to achieve better results (or new discoveries) than any one of them alone could. Pretty cool stuff. Disclaimer: they're in my department ;-) - Shirley Wu
nice initial sample size: "Quantitative clinical laboratory data, consisting of 1,104,316 measurements across 656 distinct lab tests. In total, this data represented 4,844 patients across all ages that were diagnosed with one or more of a set of 12 chronic diseases... - Attila Csordas
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“Anyone planning to be at ASHG in Philly next week? Faces to handles drinks at some stage?”
November 4 at 2:57 pm - Link
Someone from Nature will be there and blogging the conference. Not sure who yet - most likely one of our science journalists - but watch this space so you can meet up if you like: http://blogs.nature.com/news/b.... - Maxine
@maxine - sure, would be great - Chris Cotsapas
You can keep an eye out for two colleagues of mine: Alain Hovnanian and Matthias Titeux, who will talk about gene therapy in the skin for Netherton's disease (I think). Matthias is a highly approachable postdoc and a friend, and it would tickle me if you accosted him on the strength of a name tag on my behalf. - Heather
I'm in Philly, if you want assistance in coordinating a spot for meeting up for drinks. - Jill O'Neill
@heather - will have to see if I can find him in this mess! @Jill - thanks, might take advantage of that offer. Any tips on where to find good cheesesteaks downtown? - Chris Cotsapas
Just found out that senior Nature editor Magdalena Skipper is there. - Maxine
And our science journalist has just got going http://blogs.nature.com/news/b... - my colleague Brendan Maher who is based in Philly so I should have guessed. Hope you can catch up with Brendan or Magdalena, Chris. - Maxine
Seem to have missed them. The meeting had a bit of a disjointed feel this year - or maybe it's just that it's the 6th week travelling for me. I think I'd met Magdalena a few years ago at CSHL/Genomes - she might even have still been with NRG? - Chris Cotsapas
Yes, she hasn't been with Nature for very long. She was briefly a publisher for NPG after leaving NRG, but now is back on the editing beat, I'm glad to say - she has replaced Chris Gunter at Nature. - Maxine
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The Life Scientists: Maureen posted a link
18 hours ago - via Bookmarklet - Link
"A new study shows that the cancer drugs imatinib (also known as Gleevac by Novartis) and sunitinib (Sutent, made by Pfizer) halt diabetes in mice." - Maureen via Bookmarklet
It seems more like prevention to be honest - a stay of execution for the remaining beta cells if the autoimmune problem can be held back, but I'm not sure what it can do once most of the beta cells are destroyed. Of course it might open the way for replenishment (transplantation or recovery of beta cells from precursors)... not sure. Interesting though! (Disclaimer: Just my ideas, not necessarily that of my employer's) :-) - Jo Brodie
Yes, the claim for "halting diabetes" will have to be examined. It'll be good to see the actual PNAS article...this was a press splash before publication. - Maureen
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The Life Scientists: Chris Lasher posted a message
“How do you filter your RSS feeds from journals? Or do you at all?”
Monday at 5:02 pm - Link
I have too many entries and need to declare feed reader bankruptcy. I'd like a better way to get my journal subscriptions so I don't have to do this again. - Chris Lasher
I don't filter - but I don't worry too much about tracking items as they arrive. Ever since GReader got search, I've viewed it as an archive that I can always revisit. For specific terms, I'd probably set up a PubMed search and subscribe to the feed from that. Still, I think there's a market for a "friendlier yahoo pipes" app which filters feeds for keywords, displays articles with terms highlighted + a tag cloud and so on. Might be a nice web framework project. - Neil Saunders
I don't filter, but i do categorize via NetNewsReader. I'm eyeing Planet Venus: http://www.intertwingly.net/co... Plug-able filters FTW. I'm contemplating how to add feed back into the filters so that I can setup an RSS SpamAssasin filter based on what I read. - Paul Davis
I'm using more and more 'saced searches' instead of firehose journal feeds. I just end up deleting a crapton of them unread. - Timothy Driscoll via Alert Thingy
No filter, read them all. I am a journal junkie, have to have them all. - Paulo Nuin
I use this filter http://pipes.yahoo.com/pipes/p... and I have a few pubmed queries set up - Pedro Beltrao
Probably not quite what you're looking for, but I use postrank.com to filter a bunch of my RSS feeds. It does a pretty good job of taking some of the big feeds (BoingBoing, TechCrunch and similar) and extracting just the most interesting. I use the postrank Firefox plugin to integrate with Google Reader. - Michael Nielsen
Pretty cool Pipe Pedro. Is there any reason you have done it by pulling the feeds direct from journals rather than as a series of PubMed RSS searches + filters based on your keywords ? - Andrew Perry
Does anyone use Barf? http://barf.jcowboy.org/ - Paulo Nuin
Used to use Barf to generate feeds back in the day when many journals didn't have their own. It's pretty outdated now, since most (all?) now do. - Neil Saunders
Yep, but there are a couple that I use from there still. - Paulo Nuin
I have a combo of ToC and search feeds in GReader. On abstract review, "Interesting" items get starred (and possibly shared) and later, theoretically, read. Starring is fairly inclusive and is analogous to an "interesting" tag, more than anything. Often reduces search space. - Chris Cotsapas
I have a 'daily' tag in Google Reader that contains all the feeds I want to see every day, including standing PubMed searches by RSS and Scopus alerts. Various other journal tables of contents go under other tags ('structural biology', 'high impact', etc), but I only drink from the firehose in a solid session once a month, when follow up any 'must read' articles and manually filter the rest. - Andrew Perry
@Andrew - I guess I could have filtered down the pubmed queries by journals as well but the idea is that from some journals I want everything and from others I filtered them by keywords. Plus I think yahoo pipes had just came out at the time :). - Pedro Beltrao
I subscribe to publishers feeds from a limited number of journals, but mostly rely on targeted keyword search feeds from PubMed. for details of how to make these, see the video at: http://smallworldz.wetpaint.co... Using Google reader, I can scan a large amount of data very quickly, but of course the trick is choosing the right keywords (and Boolean terms). - AJCann
Currently, I filter none of my feeds, and then feel guilty when I wake up one morning to 100+ new articles that have just been published and I just scan the titles! However, there are some interesting ideas here, which I will investigate... thanks! - Allyson Lister
I don't filter feeds, I subscribe to the results of certain key HubMed searches. This tends to generate 20-30 articles a day, which is easily manageable. And I don't think anything important has escaped my attention, I always already have the articles people give me to read. - Simon Cockell
I have few RSS feeds based on PubMed search queries - this goes as "high-importance" stuff, read from GReader daily. Also get a weekly digest from F1000 (configured around my research interests). - Yaroslav Nikolaev
I think collecting a ton of feeds over at Google reader (can take them!), and then doing a keyword search to find what you looking for works best.... Also a tag to get the "daily" feeds that you always read among the mass is good.. - Ntino
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The Life Scientists: Ntino posted a link
17 hours ago - Link
Anybody interested in setting up an microblogging server ? identi.ca above is open source and free for anyone to download and install, plus other instances "talk" to the central server... just so we can avoid central authorities :-) - Ntino
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Eric Jain bookmarked a page on delicious
Monday at 9:18 pm - Link
Federal recreation, camping and tour reservation information. - Eric Jain
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Monday at 1:22 pm - Link
(though I still don't fully understand what the group will be used for... as email directory?) - Michael Kuhn
Until we find a better solution, an email directory. - Paulo Nuin
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“It's question time again: Is there any scenario where using the arithmetic mean has an advantage over using the median ?”
Monday at 2:39 am - Link
at least 2: calculation is more transparent, and you don't have to explain what the median is ;-) More seriously, if you assume your data is normally distributed without outliers, then there is no reason to use the median. And if you return the median instead of the mean, then you should not use the standard deviation to describe the spread of the distribution but the MAD or the IQR. Hope this helps! - Yann Abraham
Yann: Thanks. I know that many things build upon the arithmetic mean, so I didn't want to completely question its use. I was just curious if there was any other reason (apart from the arithmetic mean being more precise in the absence of outliers in normal distributed data). - Daniel Jurczak
I believe that the mean better represents the distribution of data in large populations/sets of data, while the median is more representative in small data sets. But I am not a statistician. Go ask one. I bet their answer is a lot longer and more philosophical. - Jim Hardy
Daniel: the arithmetic mean is not necessarily more precise, but the statistical test that build on it are, so it is all a question of assumptions - if you assume no outliers use mean and powerful stats, if not use median and non-parametric tests. I guess it all boils down to being consistent, it makes little sense IMHO to mix things. Again, hope this helps! - Yann Abraham
Yep, thanks Yann :) - Daniel Jurczak
Just want to add some stupid ideas: it always comes down to what your dataset looks like. There is no point in calculating statistics when the data has no meaning, is heterogeneous or at least some form where you don't know what to do with it. Personally, I have never liked the median, since it feels so arbitrary and completely independent of the data you have at your hands. - dekay
…oh, and to "answer" your original question: Imagine a series of coin flips. Median or Mean? - dekay
Here's another (purely practical) reason: You want to compute the value at the database level, but (like most relational databases) your database doesn't have a median aggregate function... - Eric Jain
@eric jain nice one ;-) @dekay your flip coin example relates to binomial distribution isn't it? so it approximates to a normal distrubtion after 5 to 10 flips and then mean should be more appropriate than median ;-) thank you wikipedia http://tinyurl.com/fwn4j ! - Yann Abraham
Nice Eric. - Daniel Jurczak
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The Life Scientists: Chris Lasher posted a message
“Lazyweb: I've lost memory of the publications which provide indications of the rate of death (lack of sustainability) of bioinformatics databases. I know this is out there, and the number is high (about one quarter of DBs). Know of any citations for this?”
Monday at 12:47 pm - Link
http://bioinformatics.oxfordjo... or http://www.ploscompbiol.org/ar... or http://www.sciencedirect.com/s... although.. I do seem to recall a database specific (not 'resource') paper, but I can't find it either.. - Daniel Swan
Wow, Daniel, thanks! I was thinking of the Veretnik paper, which, as you pointed out, is more about services. - Chris Lasher
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“Question: Anyone aware of a particular reason why log2 is preferred instead of log10 for ratios of expression values from cDNA arrays ? Lecturer just said: "I just do what everyone else does", which isn't really a satisfying answer.”
November 12 at 3:42 am - Link
because a log2 ratio of 1 is equivalent to a fold change of 2, a log2 ratio of 2 is equivalent to a fold change of 4, log2 ratio of zero is 'no fold change'. Convenient eh? :) - Daniel Swan
What Daniel Swan said; plus, you need a new lecturer. "I don't know" is not an acceptable answer in that situation -- the correct form is "I don't know but I'll find out and get back to you". - Bill Hooker
Are factors of 2 really relevant in terms of cDNA? - dekay
@dekay: 2 fold changes in mRNA levels have largely been considered to be 'significant' changes in array experiments which are of insufficient replication to have a statistically significant result drawn from them. This is, I admit, largely historical. - Daniel Swan
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Sunday at 8:30 pm - via Bookmarklet - Link
Haha! This wins my award for favorite article title of the year. Particularly apropos to Deepak's talk, on multiple levels. - Chris Lasher via Bookmarklet
Curious: Has anyone used BioMoby (especially the service discovery part) for real (TM) applications? - Eric Jain
Same as Eric: I was recently asked "Who use Biomoby" ? - Pierre
There are active communities of users in canada, spain, germany and the UK that I personally know of. Mark Wilkinson could provide you with more specific examples. See also http://pubmed.gov/17237074 and http://pubmed.gov/17496321 - Duncan Hull
Interestingly neither of the two papers talk about discovering (or even reusing) existing BioMoby services. Are there any stats on the amount of reuse (e.g. how many services are used as part of how many workflows from different organizations)? - Eric Jain
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November 13 at 6:35 pm - Link
There aren't enough expletives in the English language to express how deeply I agree with this. - Paul Davis
True. But I'd add: 1b. Reuse an existing format (even if it was meant for something entirely different) 4b. Overspecify (to ensure the format can't be used for anything else) 5b. Make it generic (because you're so smart and to ensure it's a pain to use for the intended purpose) 7b. Everyone has dedicated programmers to create tools to hide the complexity of the format from users. - Eric Jain
The format used by the statistical tools performing genetic associations analysises has always been my problem. All those tools use a bunch of variations (HARG!) around a format describing the markers, the individuals and the genotypes. This information is splited across various files (ARGHH !! again) , sometimes lost (alleles are converted into numeric values) and is missing many fields (markers rs##, assembly version etc...) . Tool late: too many tools use this format, it would be hard to change this... - Pierre
Check out Law's laws (http://bioinformatics.roslin.a...): the classic rant about this. - Jan Aerts
Can I 'like' this twice? - Simon Cockell
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Monday at 9:17 am - via Bookmarklet - Link
love the group setup: "Here, we present preliminary neurocognitive data from matched groups of entrepreneurs and managerial controls, which highlight the potential of this approach to examine advantageous risk-taking." ...entrepreneurs behaved in a significantly riskier way, betting a greater percentage of their accrued points (63%) than their managerial counterparts (51%) - Attila Csordas via Bookmarklet
"Using single-dose psychostimulants to manipulate dopamine levels, we have seen modulation of risky decision-making on this task. Therefore, it might be possible to enhance entrepreneurship pharmacologically." http://is.gd/7QMe - Attila Csordas
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The Life Scientists: Chris Lasher posted a message
“Announcement for the first speaker of our new GBCB guest lecture series. (I think some of you might recognize this guy.)”
Announcement for the first speaker of our new GBCB guest lecture series. (I think some of you might recognize this guy.)
November 7 at 3:32 pm - Link
If any of you are in the area of Virginia Tech (Blacksburg, VA), do come out. Let me know if you'd like help making arrangements. - Chris Lasher
:) - Deepak
Nice poster design! - Michael Nielsen
I take only partial credit. Tim Driscoll came up with the brilliant idea of using wordle. After trying a couple of different resources for Deepak, I found gold in his Delicious feed, so we ran with that. Tim, a loyal Mac user, was able to get a lossless PDF of the wordle, which I imported into Inkscape. It took me a couple of draft layouts to come up with the idea of placing Deepak's talk title within the word cloud, and a few more revisions to up the cuteness factor with "Big" and "Connected". - Chris Lasher
Finally with the best job I could do in hand, June Mullins, a resident graphic designer at VBI, worked her magic, adding the bounding box to the wordle graphic and providing greater separation of detail in the information below it. A collaborative process that was a lot of fun. I'm really grateful to Tim and June for their outstanding work on it. - Chris Lasher
That's a great way to present a "snapshot" of visiting speakers. You could use their papers, website, FF, anything -- and potential audience can see at a glance what the person is "about". Brilliant. - Bill Hooker
In many ways, it's better than the "About the Speaker" bios. Those often contain interesting tidbits, but they often contain loads of really boring stuff, too. - Michael Nielsen
Go Deepak. - Richard Akerman
This inspired me as well, thank you: http://www.enroweb.com/blogsci... - Enro
Also makes a good "one figure" at www.epernicus.com, if you're stuck for ideas - Neil Saunders
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Sunday at 6:33 am - via Reshare - Link
I do that all the time. I can highly recommend it. Add some tagging (or branches) for versions you send around for review, and you're all set. Beats version tracking in Word. - Egon Willighagen
I have always preferred a service like Google Docs, at least for the rough draft stages of a paper that is. Cleaner and faster to get started, especially for people who are new to those things. - Daniel Jurczak
I'll second Egon - though it really shines if you're working in LaTeX. I've never tried to merge two Word docs via subversion. Would it work? - Rajarshi Guha
We are using Google Docs to write a grant, but people who are using it are a little bit skeptical to say the least. It's a slow progress. I never tried to merge Word via subversion, but I guess this is something to check. A quick search showed this: http://nicolas.lehuen.com/inde... - Paulo Nuin
I wish I had posted the whole series I wanted, dunno why I didn't. - Paulo Nuin
multiple editing on a word document can present some issues as it is a binary file, difficult to merge changes via svn. I would recommend LaTex - Frank
If LaTeX is an option then just go for svn. :-) - Daniel Jurczak
@Frank: most of the time, LaTeX is not an option, unfortunately. - Paulo Nuin
Google Docs doesn't seem promising - poor offline version (gears) + inability to tackle anything beyond standard documents (even emf/jpg images do not fit). - Yaroslav Nikolaev
@Rajarshi, Daniel & Frank: what's so special about SVN with LaTeX vs Word? don't have any experience with the former unfortunately...If its only binary vs ascii - one still has ability to track changes/comments from within the Word document, which might be an easier track for an average researcher ;) - Yaroslav Nikolaev
As far as free services are concerned, I've been happy with GoogleDocs for private sharing and Wikispaces for public sharing until the very last formatting step, where we generally use Word. Note that people in my field don't use LaTeX. - Jean-Claude Bradley
@Jean-Claude: what about schemes, images, etc - or you generally don't have a versioning issue on these? - Yaroslav Nikolaev
@Paulo: thanks for the plug, svn-time-lapse looks impressive! - Yaroslav Nikolaev
@Yaroslav, SVN+LaTeX is a nice combination because the latter is plain text. Therefore a simple diff allows you to quickly look at changes etc. I agree that it is not for eveybody - certainly most people in chemistry dept's do not (will not?) use LaTeX. Word's track changes is nice, and indeed I do use that when my collaborators won't use LaTeX - but the lack of branching can be a pain. But in general, I passionately hate Word - anything beyond 5 pages with many figures is simply a pain - Rajarshi Guha
@Yaroslav: My personal caveat with Word+SVN is as you've already guessed the binary vs. ascii thing. Maybe it is just a personal bias. :-) - Daniel Jurczak
More generally, when one writes regularly, the value of focusing on content rather than presentation is a huge boon. And LaTeX documents look sexier than Word documents for the same amount of effort :) - Rajarshi Guha
Its the issue with multiple editors of a binary file in svn - not word vs latex. If two different people check out the same version at 9:00am and work on it. If one person checks back in at 10:00am, the second person trying to check in at 11:00 will get a conflict because svn in not clever enough to resolve or merge conflicts in a binary file. - Frank
LaTeX looks better with LESS effort than Word. Specially now that they abolished menus in Word. - Paulo Nuin
GoogleDocs for the non-Tekkis and LaTeX+VersionControl for the Tekkis, or for the web2.0 freaks a Wiki with RTF export option, this allows post-editing in OpenOffice or Word. One good example is XWiki (Java). - joergkurtwegner
@Frank: this issue is clear! However in non-geeky context it seems easier to resolve it using Word built-in tools, rather than forcing everyone to use LaTeX. - Yaroslav Nikolaev
Any opinions on Git? It sounds more promising in terms of speed & stability (distributed system), however does not seem to have a stable Windows port so far (apart from over-cygwin version)?! - Yaroslav Nikolaev
You could consider using a WYSIWYG LaTeX editor... - Egon Willighagen
Oh, the Git port to Windows is fine, the GUI seems a little bit rough but the command line with SSH included works just fine. The git Eclipse plugin also works fine with most commands, but I had problems pushing things to Github from it. - Paulo Nuin
@Yaroslav For the projects I've been on images and figures don't change enough that it's ever been a problem. On Wikispaces I would just fix the image and replace it. Text is where the massive editing takes place. - Jean-Claude Bradley
One major shortcoming of Google Docs (and most Wikis I've seen) for scientific publications is the lack of support for numbered references - Eric Jain
Eric: that's usually the place were Zotero with its drag and drop comes in. - Daniel Jurczak
Problem with Zotero drag/drop is that it doesn't insert named/numbered citations, just the reference list at the end. The Word/OO plugins are better in that respect, but lag behind the latest Zotero release. I'm sure it wouldn't take too much javascript to get data from Zotero->Google Doc as both citation and reference, if anyone fancies a nice coding project ;-) - Neil Saunders
Neil: Well that's true. To be honest I have never used anything other than LaTeX/BibTeX for "larger" documents, so for me manual adding of references was never a major problem. - Daniel Jurczak
@Eric: exactly the point! that's why file-sharing beats document-sharing in research-paper-writing perspective - one can share a reference library along with the docs.. - Yaroslav Nikolaev
Unfortunately Zotero also suffers from inability to share the library between users/computers..they promise multi-computer sync in Zotero 1.5, and multi-user social sharing in Zotero 2.0...However we're not there yet.. - Yaroslav Nikolaev
Yaroslav: I guess you could use DropBox and put the Zotero library into the shared folder. (??) Have never tried it, so just a guess ? - Daniel Jurczak
The Zotero Sync works pretty well and you can access your database online. - Paulo Nuin
The only thing is, I guess you can't access your papers? Does it also sync up attachments, or at least snapshots? - Chris Lasher
tested Zotero 1.5 Sync (Preview): library metadata and text notes are synced over Zotero servers, while for attachments and snapshots have to use any third-party WebDAV disk (in future developers plan to employ Amazon S3 for this purpose). The problem here is that attachments on WebDAV are stored in own Zotero format (which appears as a collection of .zip and .prop files), so one would have to sync full library with metadata to dig out the appropriate file. - Yaroslav Nikolaev
actually the idea of using Zotero for collaborative paper writing seems very interesting, however currently (v1.5) it only fosters single-user synchronization mode, and hacking for group sharing appears cumbersome...'d have to wait for Zotero 2.0.. - Yaroslav Nikolaev
and rethinking the above discussion (including binary vs ascii part) - it appears that would Zotero or Mendeley extend their desktop clients with a "2.0" text-editing functionality (multi-user + version control), they might actually win over the conventional workflow [Word/OpenOffice <> plugin <> reference repository]. Unless Neil will mashup Zotero with GDocs before that ;-) - Yaroslav Nikolaev
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The Life Scientists: Neal posted a message
“Hello. A bit random this one. Does any one know of a network of scientist musicians (mostly bands rather than "classical" music, for all that that means) in London, and if not, does anyone want to join one? I'm just putting out feelers, with the possible eventuality of running a live music night...”
November 13 at 5:44 am - Link
Dunno for London but perhaps http://www.science-groove.org/... may be of help. - Daniel Mietchen
Thanks for that. Though I suppose I don't really want to limit myself to those that make music about science per se, rather those who have science types in the line up. Could be nice way of organising informal discussion evening with some entertainment generated form within the community. - Neal
Various Nature editors based in London (and elsewhere) are involved in rock bands - try Henry Gee at h.gee@nature.com, or look around Nature Network (use "music"-related tag searches) - lots of related conversation, scientists involved in music, events (there is a London-based events forum), etc, there. http://network.nature.com. - Maxine
More "classical" than anything else myself, and also not in London, but could be interested in occasional things. - Cameron Neylon
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Eric Jain bookmarked a page on delicious
Monday at 12:56 am - Link
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November 13 at 2:28 am - via Bookmarklet - Link
"Thousands of scientists could be unwittingly ruining their experiments merely by using standard plastic lab equipment, according to a study published in Science. Andrew Holt of the University of Alberta in Edmonton, Canada, found that a disinfectant and a lubricant used in the manufacture of plastic pipette tips, tubes and micro-plates could leach into common solvents, including water (G. R. McDonald et al. Science 322, 917; 2008). Holt and his team determined that the contaminants are potent enzyme inhibitors, and skewed their drug-activity assays" - Attila Csordas via Bookmarklet
a real wet lab uncertainty principle behind? - Attila Csordas
Having spent some time tracking down failed experiments in my PhD to eventually work out that it was changes in the glassware prep that was the problem I can well believe this. But this does seem to be on a somewhat larger scale... - Daniel Swan
any analogy in bioinformatics? hardware physics problems? - Attila Csordas
I think there's a couple of bioinformatics analogies - but generally implementations of code/algorithms later turned out to be flawed. I particularly like the BLOSUM story: http://www.nature.com/doifinde... - Daniel Swan
The lack of testing in bioinf software is a bugbear of mine. I've made (very small) mistakes in a published paper due to rounding errors in a scoring algorithm -- my bad. Who knows what else is wrong out there though. - Andrew Clegg
This is not new, though, was an issue when I was doing experiments. I remember a years-old paper by Alec Bangham and colleagues reporting on contaminated (distillied/deionized) water in a range of labs they visited. At that time, his mantra was that labs are simply unaware of the levels of contamination that exist. I am sure he was not alone and that others have been reporting similar issues in the interevening years. - Maxine
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Sunday at 9:56 pm - Link
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The Life Scientists: Chris Lasher posted a message
“This room doesn't show up in a FriendFeed room search for the terms bioinformatics or computational biology. Can we fix that? Maybe these words have to be in the room description.”
Sunday at 4:03 pm - Link
I amended the description with those terms, but also pointed out that all life science topics are welcome. Room managers, feel free to amend description if you can do better. - Neil Saunders
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Sunday at 4:08 pm - via Bookmarklet - Link
Get money from the NIH to teach people how to do bioinformatics research. - Chris Lasher via Bookmarklet
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Sunday at 1:50 pm - via Reshare - Link
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The Life Scientists: Michael Kuhn posted a message
“Dear Lazyweb: Are there any estimates for how divergent cell lines (say, HeLa cells) are from the "normal" human genome (and from other HeLa cell lines)? I.e., what is the mutation rate per ORF?”
Sunday at 12:15 pm - Link
Good question! Perhaps a better measure of divergence might be some way to quantify chromosomal rearrangements, since I think those sorts of larger-scale changes (deletions, crossovers, aneuploidy, etc) might be more common than "ORF-by-ORF" evolutionary changes. - Bill Hooker
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The Life Scientists: Maxine posted a link
Saturday at 2:53 pm - via Bookmarklet - Link
"The Yu group have created a ‘home-made’ micro-array on a music CD that just needs an ordinary CD player to scan the disk for the results of the binding assay. They did what!?! You heard right – and their system is impressively flexible since interactions involving DNA and protein can both be analysed." - Maxine via Bookmarklet
"The disk can be inserted into a standard CD player to analyse the results! Because music CDs have been designed to play back smoothly even when they get scratched or dirty, the music is encoded in a way that allows error detection and correction. The software analyzing the readout from the disk knows precisely where the errors on the disk lie. Now, normally you don’t care about the errors; you’re only interested in hearing a faithful rendition the toe-tapping tunes of your favourite combo (‘Hold on Tight’ by The Electric Light Orchestra anyone?), but with freely-available software tools, you can access the error information and that is exactly what the Yu group have done." - Maxine
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The Life Scientists: James Watson posted a message
“Hi there”
Friday at 3:53 am - Link
Whoops! Bumped return by accident. What I meant to say was, I'm new to friendfeed and wanted to introduce myself. I am a scientific training officer at the European Bioinformatics Institute and am looking to keep up to date with developments in the field. Look forward to reading and posting in the future. - James Watson
Welcome James - Egon Willighagen
Welcome. Good to see more people from the campus. - Jan Aerts
Welcome. Please, make your feeds public so we can see what is your job about :-) - Pierre
Thanks folks for the welcome. Will update profile make it public! :-) - James Watson
Welcome! I haven't found a better, more fun way to stay up to date, and to discuss science matters than this room.Hope you find it just as enjoyable! - Chris Lasher
Welcome. There is also science online, a room dedicated to science communication, here: http://friendfeed.com/rooms/sc..., please feel free to join. - Maxine
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The Life Scientists: dekay posted a message
“Folks, is this too philosophical? What types of problems do we have in science? Optimization? Screening for relevant factors? Anything else?”
November 14 at 12:15 am - Link
ethics for sure - sofarsoshawn
unconcious bias - although it's about a historical, and not a current problem, a book like Gould's Mismeasure of Man illustrates this beautifully. And, I think that even current scientists need to keep the idea of unconcious bias in their heads at all times :D - Allyson Lister
Outreach. Not enough of it and what there is often not good. - Neil Saunders
true Allyson: an anthropomorphism of science especially, ie understanding how a rat would feel in maze through a human's eyes - sofarsoshawn
I second outreach, ethics and anthropomorphism. good discussion! - Allyson Lister
Definitely outreach from my point of view - so much good work but not clearly communicated to scientists as well as the public! - James Watson
Lack of reporting of negative results- they are usually just as important as positive results. - Shirley Wu
@Shirley -- I hear you, we really need a way for communicating negative results. But how do you really know when a negative result is really negative, and not just a fluke? ;) There's always a better way. You just need to find it. (Or stick with Edison's ways a lightbulb does not work) - dekay
problem to make it productive, profitable and beneficial for society - Alexey
Dekay, point taken - it's true that there are an infinite # of ways something can go wrong, and usually only 1 way it can be right. But I get the impression that a lot of "positive results" are not "typical" - how do we know that the other 100 trials that failed were all flukes? Biologically possible != biologically likely, though I suppose it is also important and cool to see what is possible too. - Shirley Wu
@dekay , @Shirley some sort of clearinghouse for negative results would be useful. You would never know if the negative result was a fluke or not ... but that is taken into account in you assessment (eg, maybe you try the experiment yourself anyway with some tweaks, just in case. If your result is negative too, add it to the clearinghouse - maybe a trend would emerge). A well connected Open Notebook Science 'ecosystem' could play this role nicely. - Andrew Perry
@Andrew Perry I agree, you keep tweaking the experiment until there are negligible "negative results" otherwise you're stuck with a relativist rhetorical argument ie. w/ drug prescriptions there are always negative some side effects, but usually the cure outweighs the disease - sofarsoshawn
Allocating grant money? - Eric Jain
Information consumable by software. Exhibit A is every paper ever written on data mining of literature abstracts. - Paul Davis
@Andrew - your term of ONS ecosystem is a fairly good representation of how we're evolving. To truly be open ONS can never be reviewed as quickly as it is published but we're getting better with multiple judges commenting on the notebooks now - Jean-Claude Bradley
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