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Roby Bhattacharyya

@roby-b

ID doc (MGH), PI (Broad Institute), antibiotic resistance resister, sepsis immune profiler, COVID doc, husband, dad. Coffee, tennis, kindness, science, & sleep enthusiast. Here to learn, as that other place devolves. Views mine. | bhattacharyyalab.org

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Latest posts by Roby Bhattacharyya @roby-b

😬 🀨πŸ«₯

The gall to use genAI (which hallucinated citations, including fabricated ones attributed to the submitted manuscript's authors) to review a manuscript with a public peer review trail...

11.03.2026 19:50 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

ah, the blissful days of Very Real Solicitations of a new preprint, from Very Real Not Predatory Journals.

10.03.2026 13:52 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Screenshot of a spam email from a made-up address with subject line "Reg: We Want Your Brilliance"

Screenshot of a spam email from a made-up address with subject line "Reg: We Want Your Brilliance"

Get in line, "Celi..."

10.03.2026 13:52 πŸ‘ 4 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Preview
The β€œV” Word In early 2025, a child died from measlesβ€”the first measles death in more than 20 years. Thirteen months later, a public health official finally said the β€œV” word?

open.substack.com/pub/pauloffi...
More than one year passed before public health officials said the "V" word during a recent measles epidemic. Why?

10.03.2026 11:11 πŸ‘ 26 πŸ” 6 πŸ’¬ 3 πŸ“Œ 3

🀯

10.03.2026 09:38 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Started, going, etc

But at least it's still V1 🀨

09.03.2026 20:58 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Post image

This is the warning on the blood pressure monitor my dad just got.

Exceptional work. Anybody know what the fuck it’s supposed to mean?

Last line is especially ominous

09.03.2026 13:36 πŸ‘ 2876 πŸ” 649 πŸ’¬ 185 πŸ“Œ 210

I read this as Joan Baez and... had some questions

09.03.2026 16:11 πŸ‘ 6 πŸ” 0 πŸ’¬ 3 πŸ“Œ 0
A line graph showing the success rates for fiscal years 2015-2025 as a function of percentile score. The curve for fiscal year 2025 is substantially lower than for previous fiscal years.

A line graph showing the success rates for fiscal years 2015-2025 as a function of percentile score. The curve for fiscal year 2025 is substantially lower than for previous fiscal years.

With these results in hand, we can now reproduce the graph that @joshuasweitz.bsky.social posted.

It is still shocking, but we can now understand why it looks the way it does: The number of R01 and R56 awards were down while the number of applications were up.

16/20

09.03.2026 14:56 πŸ‘ 16 πŸ” 12 πŸ’¬ 1 πŸ“Œ 0
A line graph showing the number of NIH R01-equivalent awards for fiscal years 2015-2025 as a function of percentile score. The curve for fiscal year 2025 lies substantially below the other curves.

A line graph showing the number of NIH R01-equivalent awards for fiscal years 2015-2025 as a function of percentile score. The curve for fiscal year 2025 lies substantially below the other curves.

Here are the results for the numbers of "R01 equivalent (R01 and R37 (Merit)) awards.

The number of awards for fiscal year 2025 falls off substantially faster than for earlier fiscal years.

10/20

09.03.2026 14:56 πŸ‘ 11 πŸ” 6 πŸ’¬ 1 πŸ“Œ 0
Preview
a cartoon says hey everybody an old man 's talking while bart simpson looks on ALT: a cartoon says hey everybody an old man 's talking while bart simpson looks on

A short Bluetorial on plots of NIH application success rates as a function of percentile.

1/20

09.03.2026 14:56 πŸ‘ 112 πŸ” 52 πŸ’¬ 1 πŸ“Œ 4

Not personally, but I know Jim Collins' lab at the Broad Institute has used it quite a bit. @jasonyanglab.org, any tips on a Seahorse for bacteria?

09.03.2026 14:11 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Let’s just say it was a slightly wonky but obviously bad-faith argument, and I thought too hard about pointing this out, then let it go with few regrets.

The reason I now regret that? Yeah, they’re in the administration now πŸ« πŸ™ƒ

07.03.2026 22:26 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

My whole life there was only one Twitter beef I regret abandoning.

07.03.2026 20:53 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

move slow and repair things

06.03.2026 12:06 πŸ‘ 3750 πŸ” 1214 πŸ’¬ 5 πŸ“Œ 0

I’ve been wondering this myself, from the sidelines

07.03.2026 19:28 πŸ‘ 4 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Preview
a penguin with a bandana on his head says " don 't worry i 'm a doctor " in white letters ALT: a penguin with a bandana on his head says " don 't worry i 'm a doctor " in white letters

For the next 24h, drop any infectious disease and/or vaccine-related questions in response to this post, and I will do my best to answer them. Answers are for information only, NOT medical advice.
#AskAnIDDoc March 2026 edition.

07.03.2026 13:15 πŸ‘ 265 πŸ” 86 πŸ’¬ 52 πŸ“Œ 14

Yeah, it’s a wild Discourse atm

07.03.2026 13:57 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Yup, this is actively happening to every PI I know.

07.03.2026 13:52 πŸ‘ 14 πŸ” 7 πŸ’¬ 0 πŸ“Œ 0

Below 10% paylines, you could apply 15 times - once per cycle, every cycle before your R01 lapses - and have <80% chance of getting 1 grant funded.

That's for 100% funding probablity at 10th percentile. 2025 was 50% probability at 10th percentile.

Unsustainable.

Lake Wobegone-ass funding lines.

07.03.2026 02:56 πŸ‘ 9 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0

Despite this, preprint submitted!

06.03.2026 22:38 πŸ‘ 5 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Filename ending "Paper_FinalV1_rpb"

Filename ending "Paper_FinalV1_rpb"

Sure enough, tale as old as time:

06.03.2026 20:19 πŸ‘ 5 πŸ” 0 πŸ’¬ 1 πŸ“Œ 1
filename ending in "Paper_FinalV1.docx"

filename ending in "Paper_FinalV1.docx"

Postdoc in my lab, planning ahead with "FinalV1" πŸ˜…... still, preprint ahoy!

06.03.2026 19:50 πŸ‘ 12 πŸ” 0 πŸ’¬ 1 πŸ“Œ 3
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Today I Will Look The Burrito Man In The Eye and other stories of manifesting success

06.03.2026 15:55 πŸ‘ 11699 πŸ” 2154 πŸ’¬ 111 πŸ“Œ 129

If there's a good, accepted way to think through & "correct for" this problem in transcriptional time-series analyses, I haven't found it. We've built analyses to account for it, but only for specific (diagnostics related) applications; I haven't seen a good general solution.

05.03.2026 15:03 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

And if a drug inhibits growth, while control samples keep growing, then what looks like "drug response" might just be the lack of transcriptional changes of growth, thus not specific to your drug, & often not interesting.

See this a lot in bacteria / antibiotic response, within hours. Non-trivial.

05.03.2026 15:03 πŸ‘ 2 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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04.03.2026 17:00 πŸ‘ 3871 πŸ” 774 πŸ’¬ 125 πŸ“Œ 71

πŸ₯³πŸŽ‰

04.03.2026 22:25 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
The moon going from full moon to a red moon and starting to go back to a normal full moon, then my camera battery door fell off.

The moon going from full moon to a red moon and starting to go back to a normal full moon, then my camera battery door fell off.

Here's my first edit on the March 3rd Lunar Eclipse. 15 moon shots, 1 foreground. Taken over a 3 hourish period.

04.03.2026 04:22 πŸ‘ 8809 πŸ” 1871 πŸ’¬ 143 πŸ“Œ 71

My favorite from the Covid lit was β€˜Cleanup on IL-6’

02.03.2026 20:40 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0