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Posts by Keri Martinowich

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Astrocytes connect specific brain regions through plastic networks - Nature Communication between distant brain regions is mediated by plastic networks of gap junction-coupled astrocytes.

Feeling like learning about a secret astrocyte network in the brain?
Check out the latest from @melcooperphd.bsky.social in @nature.com.

www.nature.com/articles/s41...

(take two because I'm out of action on the socials!)

21 hours ago 45 8 3 0
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Astrocytes connect specific brain regions through plastic networks - Nature Communication between distant brain regions is mediated by plastic networks of gap junction-coupled astrocytes.

‘Astrocytes connect specific brain regions through plastic networks’
Really cool @nature.com study by @melcooperphd.bsky.social
@liddelowsa.bsky.social and colleagues
🧪🧠
www.nature.com/articles/s41...

21 hours ago 14 4 0 0
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Genomic approaches for understanding the evolution of the human brain - Nature Neuroscience This Review describes how an approach that starts from genetic changes under selection during human evolution and integrates comparative and functional studies can reveal adaptive phenotypes across di...

Very good @natneuro.nature.com review by @janetsong.bsky.social M. Greenberg D. Reich & C. Walsh, capturing progress made by genomic approaches to understand the evolution of the human brain 🧪🧬🧠

www.nature.com/articles/s41...

1 day ago 33 17 0 1
Sunrise reflected on water

Sunrise reflected on water

Morning ☀️

1 day ago 23 3 0 0

One. It’s dancing with itself because it’s got nothing to lose and nothing to prove.

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A woman seated in front of balloons and other celebratory decorations.

A woman seated in front of balloons and other celebratory decorations.

Another PhD! Huge congratulations to Dr. @margestelzner.bsky.social!!!! She completed a fantastic dissertation defense yesterday. We are all really proud!

1 day ago 62 5 4 0
The beautiful scrolled edges of unfurling ‘Dixie Wood Fern’ highlighted by wide flat foliage of other plants behind it.

The beautiful scrolled edges of unfurling ‘Dixie Wood Fern’ highlighted by wide flat foliage of other plants behind it.

The simpler but more textured shorter structure of unfurling Ostrich Fern sparkling next to a clump of Phlox divaricata with its purple blooms & star-shaped clusters of new buds.

The simpler but more textured shorter structure of unfurling Ostrich Fern sparkling next to a clump of Phlox divaricata with its purple blooms & star-shaped clusters of new buds.

#NativePlants fern season is on. Dryopteris hybrid ‘Dixie Wood Fern’ is shapely, matures quite large, & tolerates drier soil which makes it good for back row of Hosta garden closest to house. Plus classic Matteuccia struthiopteris (Ostrich Fern).

#gardening #bloomscrolling #FantasticFoliage 🌱

2 days ago 29 5 0 0

Congratulations and welcome to Hopkins!!

2 days ago 2 0 0 0
We're moving! Friday was my last day at NHGRI. After 10 wonderful years, my lab is headed one hour north on I-95 to set up shop at Johns Hopkins University. This is a very bittersweet move for me, as NHGRI has prov...

Friday was my last day at NHGRI. After 10 wonderful years, my lab is headed to Johns Hopkins University
genomeinformatics.github.io/movingday/

3 days ago 133 19 15 1
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Cluster of small white flowers

Cluster of small white flowers

Happy spring Monday to the #NativePlants 🌱 feed. My Black Chokeberries (Aronia melanocarpa) are now in full bloom. I love the delicate white flowers on these, but also really like the glossiness on the leaves!

3 days ago 39 6 0 0

Same! Mine are still waiting!

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Left to right: Fuzzy Phacelia, Phacelia hirsuta; Perfumeballs, Gaillardia suavis with a furrow bee; Annual Winecups, Callirhoe leiocarpa with black Tiger Swallowtail; Western Daisy, Astranthium ciliatum with mining bee, Prairie Verbena, Glandularia bipinnatifida with Hoary Edge skipper, and Scarlet Cupleaf Beardtongue, Penstemon murrayanus with an Eastern Leaf-footed bug. Couldn't find a picture of the phacelia with a bug friend but it gets lots of teeny bees.

Left to right: Fuzzy Phacelia, Phacelia hirsuta; Perfumeballs, Gaillardia suavis with a furrow bee; Annual Winecups, Callirhoe leiocarpa with black Tiger Swallowtail; Western Daisy, Astranthium ciliatum with mining bee, Prairie Verbena, Glandularia bipinnatifida with Hoary Edge skipper, and Scarlet Cupleaf Beardtongue, Penstemon murrayanus with an Eastern Leaf-footed bug. Couldn't find a picture of the phacelia with a bug friend but it gets lots of teeny bees.

I finally have six native plants blooming for #SixonSaturday. #nativeplants #gardening 🌱

4 days ago 76 10 3 0
A lady in a raincoat clutches for plants next to a sign that says these plants feed bees

A lady in a raincoat clutches for plants next to a sign that says these plants feed bees

Lots of plants and a stack of Philly biodiversity scenes and a sign that has a bunch of insects and plants on it illustrated

Lots of plants and a stack of Philly biodiversity scenes and a sign that has a bunch of insects and plants on it illustrated

Giving out native plants at our Native Plant Extravaganza in Port Richmond’s Campbell Square Park!

We planted about 75 plugs and distributed an additional 75 to neighbors for their backyards and planters.

3 days ago 153 11 2 0

I have two huge mature trees that produce hundreds of walnuts each year (and four younger ones about a decade old that had first walnut last year). I wish I had something to do with them - they’re hard to crack open and use! If people have ideas/recipes - all ears :)

4 days ago 1 0 0 0
Drooping yellowish green flower clusters

Drooping yellowish green flower clusters

Catkins all over my Black Walnut trees (Juglans nigra) right now. Nice profile on black walnuts, which are pretty amazing trees, here (host plants for over 100 🦋 species!!)

news.maryland.gov/dnr/2021/06/...

#NativePlants 🌱

4 days ago 24 0 1 0
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Right. So, just as easily as that came (via funder mandates), it could go away.

If the goal is just to have a version that can be freely accessed, funders could just require that a preprint is made available.

www.nature.com/articles/d41...

4 days ago 4 1 0 0
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Officially out today! Long-running project, many thanks to give - in particular to my mentors & collaborators, the postbacs who worked so hard on each experiment, and the reviewers. If you love the amygdala, give it a read.
www.sciencedirect.com/science/arti...

6 days ago 48 19 6 2
Fothergilla bloom with its cream and green that look almost like an underwater coral.

Fothergilla bloom with its cream and green that look almost like an underwater coral.

Our first ever cluster of simple white blooms on our little Amelanchier alnifolia.

Our first ever cluster of simple white blooms on our little Amelanchier alnifolia.

Tiny white buds at the ends of a beautiful shrubby Aronia arbutifolia.

Tiny white buds at the ends of a beautiful shrubby Aronia arbutifolia.

Tiny white buds at the ends of a beautiful shrubby Aronia melanocarpa.

Tiny white buds at the ends of a beautiful shrubby Aronia melanocarpa.

All the #NativePlants shrubs making their pretty white blooms right now, from Fothergilla to Amelanchier to multiple Aronias.

#gardening #bloomscrolling #FlowerReport #SmallJoys 🌱

4 days ago 53 6 0 0

Fully bloomed!

#NativePlants 🌱

4 days ago 33 0 2 0
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Early Career Faculty Program | Freeman Hrabowski Scholars | HHMI The Freeman Hrabowski Scholars Program offers comprehensive support to outstanding early career faculty committed to scientific excellence in their own research, and to fostering labs that expand the ...

This program transformed my career! Please apply.

@hhmi-science.bsky.social's #FreemanHrabowski Scholars Program offers early career faculty up to $10M over 10 yrs, plus salary & benefits. Postdoc? This year's competition has a program for you too. Applications open 11/3! bit.ly/4vhC0LA

6 days ago 80 45 0 2
Science | AAAS

this short perspective from marc breedlove and myself highlights exquisite new work from @coevolvinglab.bsky.social and @bogglerapture.bsky.social describing sex differences in neural gene expression in human cortex.
www.science.org/doi/10.1126/...

5 days ago 6 1 0 0

Excited to share the latest one from the lab led by José Solano @jolusolo.bsky.social who explored how early life #stress impacts the mouse 🐭 brain 🧠 vasculature
Science 🧪🔬 can be surprising & 2x stress can induce beneficial adaptations leading to resilience, phew!

www.biorxiv.org/content/10.6...

5 days ago 25 12 3 1

My first R01 was ND. Didn’t know what ND stood for, asked someone and then was humiliated and sat in my car in the parking lot and cried. I remember trying to console myself. And the best I could come up with was - I could totally out party these people 😂

5 days ago 10 0 1 0
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Reposting today since Bluesky was weird yesterday. Also for #fluorescencefriday image of green cilia on apical membranes of neural stem cells. See our new preprint for details! www.biorxiv.org/content/10.6...

5 days ago 5 1 0 0
Microscopy image of a section of human brain tissue at the level of the striatum with white matter fiber tracts outlined in bright green

Microscopy image of a section of human brain tissue at the level of the striatum with white matter fiber tracts outlined in bright green

And some love for the human 🧠 for #FluorescenceFriday. I like these zoom outs where you can see a whole structure - here, striatum. Green is MBP and outlining the white matter tracts, 🟣 is DRD1 and if you zoom in (see zooms in following posts) there is 🔴 for RXFP1 marking clusters of island cells.

5 days ago 30 11 1 0
Fluorescence microscopy image showing neurons virally labeled in red in a slice of mouse brain tissue at the level of the frontal cortex that are projecting to the ventral tegmental area

Fluorescence microscopy image showing neurons virally labeled in red in a slice of mouse brain tissue at the level of the frontal cortex that are projecting to the ventral tegmental area

For #FluorescenceFriday, labeled neurons in the mouse frontal cortex (vague as all get out just for @markgbaxter.bsky.social 😉) that project to the ventral tegmental area. Image credit to RA Daniel Olivares on the Circuits team @lieberinstitute.bsky.social 🔬🧠

5 days ago 39 6 1 0
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#FluorescenceFriday! Kindlins regulate integrin- and growth factor-dependent ureteric bud formation from Zent Lab @cp-devcell.bsky.social. Beautiful imaging & 3D rendering of ureteric bud cultures, tubulogenesis, & cells. @zeiss-microscopy.bsky.social LSM980 confocal. doi.org/10.1242/dev....

5 days ago 8 2 0 0

Hi!

5 days ago 50 2 4 0
Confocal microscopy image of retinal astrocytes

Confocal microscopy image of retinal astrocytes

It's #FluorescenceFriday and these retinal astrocytes understood the assignment: branching, glowing, and casually laying down the blueprint for the retinal vasculature #Retina #ConfocalMicroscopy

5 days ago 28 4 1 0
SCIENCE written with fluorescent bacteria

SCIENCE written with fluorescent bacteria

For #FluorescenceFriday I'm sharing some promotional material (for education) made by Anna Pietraszewska

5 days ago 28 4 0 0
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