Joanna Dabrowska
@dabrowska-lab.bsky.social
Scientist by nature Mom by science. In love and hate relationship with neuropeptides.
Center for Neurobiology of Stress Resilience and Psychiatric Disorders @RFU @rfubrainsci.bsky.social
https://www.rosalindfranklin.edu/academics/faculty/joanna-dabrowska
Center for Neurobiology of Stress Resilience and Psychiatric Disorders @RFU @rfubrainsci.bsky.social
https://www.rosalindfranklin.edu/academics/faculty/joanna-dabrowska
Pinned
Activity of corticotropin-releasing factor neurons in the bed nucleus of the stria terminalis reduces anxiety-potentiated startle in female rats in an estrous phase-dependent manner
The prevalence of post-traumatic stress disorder (PTSD) and anxiety disorders is higher
in women than men. The severity of hallmark symptoms including hypervigilance and
fear reactivity to unpredictab...
www.biologicalpsychiatryjournal.com
Our work on mind-boggling CRF-BNST neurons is out! 🥳
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
This is a new level:
"Hello Dear,
We are delighted to extend a cordial invitation to you and your wife to participate in the Brain Summit, scheduled to take place from January 14–16, 2026, at Novotel Al Barsha, Dubai, UAE".
Can I come with my husband instead??
"Hello Dear,
We are delighted to extend a cordial invitation to you and your wife to participate in the Brain Summit, scheduled to take place from January 14–16, 2026, at Novotel Al Barsha, Dubai, UAE".
Can I come with my husband instead??
November 21, 2025 at 3:22 PM
This is a new level:
"Hello Dear,
We are delighted to extend a cordial invitation to you and your wife to participate in the Brain Summit, scheduled to take place from January 14–16, 2026, at Novotel Al Barsha, Dubai, UAE".
Can I come with my husband instead??
"Hello Dear,
We are delighted to extend a cordial invitation to you and your wife to participate in the Brain Summit, scheduled to take place from January 14–16, 2026, at Novotel Al Barsha, Dubai, UAE".
Can I come with my husband instead??
Reposted by Joanna Dabrowska
We talk a lot about loneliness.
We don't talk about social frailty. Which is much MORE than that. It can be loneliness, but it's also not enough money to be social, seeing people rarely, or not at all.
And social frailty? Is a risk for dementia. www.nationalgeographic.com/health/artic...
We don't talk about social frailty. Which is much MORE than that. It can be loneliness, but it's also not enough money to be social, seeing people rarely, or not at all.
And social frailty? Is a risk for dementia. www.nationalgeographic.com/health/artic...
The disturbing connection between loneliness and dementia
Scientists are studying the effect of “social frailty” on memory loss—and testing whether AI companions can help.
www.nationalgeographic.com
November 20, 2025 at 3:26 PM
We talk a lot about loneliness.
We don't talk about social frailty. Which is much MORE than that. It can be loneliness, but it's also not enough money to be social, seeing people rarely, or not at all.
And social frailty? Is a risk for dementia. www.nationalgeographic.com/health/artic...
We don't talk about social frailty. Which is much MORE than that. It can be loneliness, but it's also not enough money to be social, seeing people rarely, or not at all.
And social frailty? Is a risk for dementia. www.nationalgeographic.com/health/artic...
Reposted by Joanna Dabrowska
A new documentary goes inside the $4 billion industry built on America's school shooting epidemic... in the absence of meaningful gun reform.
I spoke with the filmmakers for @motherjones.com:
I spoke with the filmmakers for @motherjones.com:
Inside the $4 billion industry built on America's school shooting epidemic
Filmmakers Jessica Dimmock and Zackary Canepari examine the booming market a troubling new market.
www.motherjones.com
November 19, 2025 at 4:27 PM
A new documentary goes inside the $4 billion industry built on America's school shooting epidemic... in the absence of meaningful gun reform.
I spoke with the filmmakers for @motherjones.com:
I spoke with the filmmakers for @motherjones.com:
Reposted by Joanna Dabrowska
Important new analysis identifying the scope of clinical trials disrupted because of NIH shenanigans.
> 74 thousand trial participants affected
jamanetwork.com/journals/jam...
1/4
> 74 thousand trial participants affected
jamanetwork.com/journals/jam...
1/4
Clinical Trials Affected by Research Grant Terminations at the National Institutes of Health
This cross-sectional study summarizes the number of trials with terminated grants from the National Institutes of Health (NIH) and calculates the proportion of affected trials among those with previou...
jamanetwork.com
November 17, 2025 at 5:45 PM
Important new analysis identifying the scope of clinical trials disrupted because of NIH shenanigans.
> 74 thousand trial participants affected
jamanetwork.com/journals/jam...
1/4
> 74 thousand trial participants affected
jamanetwork.com/journals/jam...
1/4
Reposted by Joanna Dabrowska
History books. Album covers. Time cover. Wheat pasted posters. Projected on buildings. Billboards. Commercials. Social media ads.
Put. This. Picture. Everywhere.
Put. This. Picture. Everywhere.
Nearly two dozen arrested as faith leaders protest outside Chicago-area ICE facility reut.rs/49lQnWS
Nearly two dozen arrested as faith leaders protest outside Chicago-area ICE facility
Nearly two dozen people were arrested as faith leaders protested on Friday outside a federal immigration facility near Chicago, authorities said, the latest sign of tensions over the Trump administration's aggressive enforcement push.
reut.rs
November 15, 2025 at 1:21 AM
History books. Album covers. Time cover. Wheat pasted posters. Projected on buildings. Billboards. Commercials. Social media ads.
Put. This. Picture. Everywhere.
Put. This. Picture. Everywhere.
Reposted by Joanna Dabrowska
The FDA removed the black box warning for HRT. Recent research reveals that the benefits of HRT outweigh risks for most women who start before age 60: Reduced risk of cardiovascular diseases by 50%, Alzheimer’s disease by 35% & bone fractures by 50-60%.
www.forbes.com/sites/kimels...
www.forbes.com/sites/kimels...
Why The FDA’s New Move On Hormone Therapy Could Help Women’s Careers
The FDA announced that it's removing the black box warning on hormone replacement therapy (HRT) for menopause. Here's why it could help women in their careers.
www.forbes.com
November 12, 2025 at 3:36 PM
The FDA removed the black box warning for HRT. Recent research reveals that the benefits of HRT outweigh risks for most women who start before age 60: Reduced risk of cardiovascular diseases by 50%, Alzheimer’s disease by 35% & bone fractures by 50-60%.
www.forbes.com/sites/kimels...
www.forbes.com/sites/kimels...
Reposted by Joanna Dabrowska
New preprint from the lab! We identified Vipr2-expressing BNST neurons as a distinct subpopulation of the oval nucleus that promotes feeding, is activated by food restriction, is non-overlapping with appetite-suppressing PKC delta neurons, and projects to PSTN & PVN hypothalamic feeding centers.
November 11, 2025 at 4:39 PM
New preprint from the lab! We identified Vipr2-expressing BNST neurons as a distinct subpopulation of the oval nucleus that promotes feeding, is activated by food restriction, is non-overlapping with appetite-suppressing PKC delta neurons, and projects to PSTN & PVN hypothalamic feeding centers.
Reposted by Joanna Dabrowska
Looks like the shutdown is nearing an end, but I might squeeze in one more batch of brains. I’m thinking of offering a limited number of custom orders where you pick the color scheme. DM if you’d be interested.
November 11, 2025 at 5:12 PM
Looks like the shutdown is nearing an end, but I might squeeze in one more batch of brains. I’m thinking of offering a limited number of custom orders where you pick the color scheme. DM if you’d be interested.
Reposted by Joanna Dabrowska
Excited to share new research from my lab in final published form! By deleting hypocretin (orexin) receptors from CRF neurons, we uncovered neuropeptide mechanisms linking alcohol drinking and negative emotional hyperarousal through BNST neuronal excitability.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
November 3, 2025 at 5:19 PM
Excited to share new research from my lab in final published form! By deleting hypocretin (orexin) receptors from CRF neurons, we uncovered neuropeptide mechanisms linking alcohol drinking and negative emotional hyperarousal through BNST neuronal excitability.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Reposted by Joanna Dabrowska
You probably already know this, but today was the first full missed pay check for most of your friends, colleagues, POs and SROs at the NIH.
Stay strong out there folks. If you need help, ask for it. As always, try to be kind.
Stay strong out there folks. If you need help, ask for it. As always, try to be kind.
October 24, 2025 at 1:02 PM
You probably already know this, but today was the first full missed pay check for most of your friends, colleagues, POs and SROs at the NIH.
Stay strong out there folks. If you need help, ask for it. As always, try to be kind.
Stay strong out there folks. If you need help, ask for it. As always, try to be kind.
Reposted by Joanna Dabrowska
"Do I have any proof that I do this and that this supposed allegation is anything more than scaremongering to get clicks and views? No, of course not. But you don’t really want proof, do you?"
It’s Me, the Person Putting Drugs in the Halloween Candy
“Is ‘rainbow fentanyl’ a threat to your kids this Halloween? Experts say no.” — NPR - - -Hi there. I’m the person putting drugs in Halloween candy....
buff.ly
October 22, 2025 at 1:20 AM
"Do I have any proof that I do this and that this supposed allegation is anything more than scaremongering to get clicks and views? No, of course not. But you don’t really want proof, do you?"
Reposted by Joanna Dabrowska
Very proud of Dr Tracy Bale’s @thebalelab.bsky.social induction into the National Academy of Medicine yesterday evening! A brilliant impactful scientist, a champion of women, and a tireless advocate for global neuroscience at @ibroorg.bsky.social! Congratulations!
October 19, 2025 at 9:20 PM
Very proud of Dr Tracy Bale’s @thebalelab.bsky.social induction into the National Academy of Medicine yesterday evening! A brilliant impactful scientist, a champion of women, and a tireless advocate for global neuroscience at @ibroorg.bsky.social! Congratulations!
Reposted by Joanna Dabrowska
Want to make publication-ready figures come straight from Python without having to do any manual editing? Are you fed up with axes labels being unreadable during your presentations? Follow this short tutorial including code examples! 👇🧵
October 16, 2025 at 8:26 AM
Want to make publication-ready figures come straight from Python without having to do any manual editing? Are you fed up with axes labels being unreadable during your presentations? Follow this short tutorial including code examples! 👇🧵
Reposted by Joanna Dabrowska
Reposted by Joanna Dabrowska
We are busy preparing the IBNS 35th annual conference and want you and your colleagues to join us! Symposia proposals due Oct 28th. www.ibnsconnect.org/ibns-annual-... #IBNSSouthAfrica
October 17, 2025 at 3:01 PM
We are busy preparing the IBNS 35th annual conference and want you and your colleagues to join us! Symposia proposals due Oct 28th. www.ibnsconnect.org/ibns-annual-... #IBNSSouthAfrica
Reposted by Joanna Dabrowska
" Here we present a large-scale longitudinal analysis of health records from more than 100 million individuals in the U.S that demonstrates a consistent relationship of VZV reactivation with dementia after controlling for nearly 400 measured characteristics."
#Neurovirology #Alzheimer
#Neurovirology #Alzheimer
Varicella-zoster virus reactivation and the risk of dementia - Nature Medicine
Large-scale longitudinal health records reveal consistent association of varicella-zoster virus reactivation with dementia.
www.nature.com
October 15, 2025 at 5:58 PM
" Here we present a large-scale longitudinal analysis of health records from more than 100 million individuals in the U.S that demonstrates a consistent relationship of VZV reactivation with dementia after controlling for nearly 400 measured characteristics."
#Neurovirology #Alzheimer
#Neurovirology #Alzheimer
Corrected proof - sharable version available here 👇
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Our work on mind-boggling CRF-BNST neurons is out! 🥳
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
Activity of corticotropin-releasing factor neurons in the bed nucleus of the stria terminalis reduces anxiety-potentiated startle in female rats in an estrous phase-dependent manner
The prevalence of post-traumatic stress disorder (PTSD) and anxiety disorders is higher
in women than men. The severity of hallmark symptoms including hypervigilance and
fear reactivity to unpredictab...
www.biologicalpsychiatryjournal.com
October 13, 2025 at 7:59 PM
Corrected proof - sharable version available here 👇
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Reposted by Joanna Dabrowska
This is Vought’s dream, his fantasy, his fondest wishes, come true.
A Cornell University researcher has been developing an artificial heart for children for more than 20 years. Now, his research is on hold and his lab is shut down.
This 4-year-old's heart is failing. A federal grant that might help him was canceled
A Cornell University researcher has been developing an artificial heart for children for more than 20 years. Now, his research is on hold and his lab is shut down.
n.pr
October 13, 2025 at 12:34 PM
This is Vought’s dream, his fantasy, his fondest wishes, come true.
Reposted by Joanna Dabrowska
Federal officers are firing so much tear gas at protesters outside an ICE facility in Broadview, Illinois, that some nearby community members who aren’t even protesting are struggling to breathe when they leave their homes to run errands.
ICE is hounding Chicago area locals with excessive chemical munitions
Agents are firing tear gas and pepper balls on lawful protesters, lawsuits say, sickening even uninvolved residents.
www.motherjones.com
October 8, 2025 at 7:55 PM
Federal officers are firing so much tear gas at protesters outside an ICE facility in Broadview, Illinois, that some nearby community members who aren’t even protesting are struggling to breathe when they leave their homes to run errands.
Reposted by Joanna Dabrowska
"Any honest writer,journalist,or historian in Russia must always be ready for prison"
Russian food historian Pavel Syutkin was detained today on charges of allegedly spreading "false information about the army."Moscow's branch of the Investigative Committee said the reason was his posts on Telegram
Russian food historian Pavel Syutkin was detained today on charges of allegedly spreading "false information about the army."Moscow's branch of the Investigative Committee said the reason was his posts on Telegram
October 8, 2025 at 5:47 PM
"Any honest writer,journalist,or historian in Russia must always be ready for prison"
Russian food historian Pavel Syutkin was detained today on charges of allegedly spreading "false information about the army."Moscow's branch of the Investigative Committee said the reason was his posts on Telegram
Russian food historian Pavel Syutkin was detained today on charges of allegedly spreading "false information about the army."Moscow's branch of the Investigative Committee said the reason was his posts on Telegram
Reposted by Joanna Dabrowska
“No one man can terrorize a whole nation, unless we are all his accomplices.” -Edward R. Murrow
October 6, 2025 at 5:01 PM
“No one man can terrorize a whole nation, unless we are all his accomplices.” -Edward R. Murrow
Reposted by Joanna Dabrowska
Our work on mind-boggling CRF-BNST neurons is out! 🥳
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
Activity of corticotropin-releasing factor neurons in the bed nucleus of the stria terminalis reduces anxiety-potentiated startle in female rats in an estrous phase-dependent manner
The prevalence of post-traumatic stress disorder (PTSD) and anxiety disorders is higher
in women than men. The severity of hallmark symptoms including hypervigilance and
fear reactivity to unpredictab...
www.biologicalpsychiatryjournal.com
September 26, 2025 at 7:28 PM
Our work on mind-boggling CRF-BNST neurons is out! 🥳
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
🔹Sex & estrous matter: CRF neurons⬇️anxious arousal (yup) after unpredictable fear in diestrus👧not👦
🔹👧show⬆️contextual fear, independent of CRF/estrous
✨Anxiety-potentiated startle🟰👍 readout in🚶♀️&🐀
www.biologicalpsychiatryjournal.com/article/S000...
Reposted by Joanna Dabrowska
ALRIGHT IF YOU HAVE JANE FONDA CONNECTIONS, YOU BETTER START YELLING IN MY DIRECTION.
(I've asked this before, but I had 10k fewer followers. Surely, someone knows someone who knows someone)
www.theguardian.com/film/2025/oc...
(I've asked this before, but I had 10k fewer followers. Surely, someone knows someone who knows someone)
www.theguardian.com/film/2025/oc...
Jane Fonda relaunches free speech group started by her father during the McCarthy era
In wake of the Trump administration’s censorship threats, the actor re-established the Committee for the First Amendment with A-list support
www.theguardian.com
October 2, 2025 at 12:53 AM
ALRIGHT IF YOU HAVE JANE FONDA CONNECTIONS, YOU BETTER START YELLING IN MY DIRECTION.
(I've asked this before, but I had 10k fewer followers. Surely, someone knows someone who knows someone)
www.theguardian.com/film/2025/oc...
(I've asked this before, but I had 10k fewer followers. Surely, someone knows someone who knows someone)
www.theguardian.com/film/2025/oc...
Reposted by Joanna Dabrowska
Last chance to join us today at 1pm ET. Link in thread.
I invite you to let your #NewPI & #FuturePIs know:
Tomorrow I’m running a short session on building a lab that can hold up in “winter”—the season when paylines are tight, rules keep changing, and hiring/approvals slow down.
Tomorrow I’m running a short session on building a lab that can hold up in “winter”—the season when paylines are tight, rules keep changing, and hiring/approvals slow down.
a picture of a man with the words winter is here below him
ALT: a picture of a man with the words winter is here below him
media.tenor.com
October 3, 2025 at 1:56 PM
Last chance to join us today at 1pm ET. Link in thread.
Reposted by Joanna Dabrowska
