Dan Paluh
@danpaluh.bsky.social
Assistant professor at University of Dayton. Evolution, Anatomy, Development, Natural History, Amphibians & Reptiles | https://www.paluhlab.com/
Pinned
Dan Paluh
@danpaluh.bsky.social
· Sep 2
Our new paper is out in Royal Society Open Science! The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth doi.org/10.1098/rsos...
Reposted by Dan Paluh
The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth: royalsocietypublishing.org/doi/10.1098/... @garethjfraser.bsky.social @danpaluh.bsky.social #evolution
November 18, 2025 at 10:01 AM
The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth: royalsocietypublishing.org/doi/10.1098/... @garethjfraser.bsky.social @danpaluh.bsky.social #evolution
Reposted by Dan Paluh
New paper out in @devdynamics.bsky.social on lizard lung development!
Project co-led w/ Kaleb Hill and also w/ @tonygamble.bsky.social @shylonatasha.bsky.social @aussiebiologist.bsky.social @bezbez.bsky.social @celestemnelson.bsky.social
anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
Project co-led w/ Kaleb Hill and also w/ @tonygamble.bsky.social @shylonatasha.bsky.social @aussiebiologist.bsky.social @bezbez.bsky.social @celestemnelson.bsky.social
anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
November 14, 2025 at 5:35 PM
New paper out in @devdynamics.bsky.social on lizard lung development!
Project co-led w/ Kaleb Hill and also w/ @tonygamble.bsky.social @shylonatasha.bsky.social @aussiebiologist.bsky.social @bezbez.bsky.social @celestemnelson.bsky.social
anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
Project co-led w/ Kaleb Hill and also w/ @tonygamble.bsky.social @shylonatasha.bsky.social @aussiebiologist.bsky.social @bezbez.bsky.social @celestemnelson.bsky.social
anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
Reposted by Dan Paluh
New preprint from my postdoc work! Using fluorescent imaging, scRNA-seq, and ATAC-seq of mouse, anole, and chicken embryos, we provide evidence that birds have co-opted vascular smooth muscle to generate the pulmonary smooth muscle in their lungs. More on this later!
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
November 14, 2025 at 12:28 AM
New preprint from my postdoc work! Using fluorescent imaging, scRNA-seq, and ATAC-seq of mouse, anole, and chicken embryos, we provide evidence that birds have co-opted vascular smooth muscle to generate the pulmonary smooth muscle in their lungs. More on this later!
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...
Reposted by Dan Paluh
Very happy that our new paper on the odd, looped optic nerves of chameleons is now out! It turns out having highly mobile eyes require some pretty specialized connections! doi.org/10.1038/s415...
November 10, 2025 at 11:50 PM
Very happy that our new paper on the odd, looped optic nerves of chameleons is now out! It turns out having highly mobile eyes require some pretty specialized connections! doi.org/10.1038/s415...
Reposted by Dan Paluh
Can lungless tadpoles get their lungs back before metamorphosis? Find out in this week's #AWNews featuring Phillips et al. (2025) at AmphibiaWeb.org
November 10, 2025 at 6:31 PM
Can lungless tadpoles get their lungs back before metamorphosis? Find out in this week's #AWNews featuring Phillips et al. (2025) at AmphibiaWeb.org
Reposted by Dan Paluh
Last major paper of my #MSCA is finally out!! I modeled and mapped over 300 fish species in three orders in 3D to demonstrate how incorporating a depth perspective may offer a view of open-ocean biodiversity patterns that differs from a typical 2D approach.
onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com/doi/10.1111/...
Depth Matters for Marine Biodiversity
Aim Studies on the geographical distributions of marine species have typically ignored the oceans' inherent 3D nature, instead focusing on two-dimensional patterns based on surface or near-surface a...
onlinelibrary.wiley.com
November 6, 2025 at 9:57 AM
Last major paper of my #MSCA is finally out!! I modeled and mapped over 300 fish species in three orders in 3D to demonstrate how incorporating a depth perspective may offer a view of open-ocean biodiversity patterns that differs from a typical 2D approach.
onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com/doi/10.1111/...
Reposted by Dan Paluh
Pretty stoked that our article got the cover of the latest issue of @journalofanatomy.bsky.social!
Check it out here: doi.org/10.1111/joa....
Check it out here: doi.org/10.1111/joa....
November 5, 2025 at 7:09 PM
Pretty stoked that our article got the cover of the latest issue of @journalofanatomy.bsky.social!
Check it out here: doi.org/10.1111/joa....
Check it out here: doi.org/10.1111/joa....
Reposted by Dan Paluh
🥈 Second Prize – DevBio Art Contest 🎨
Hyloscirtus lynchi tadpoles captured in watercolor! 🐸 A tribute to this critically endangered Andean frog, showcasing its natural colors, unique hindlimb sacs & delicate morphology. 🌿 Painting by Sebastian Plata #DevBio #ScienceArt
October 29, 2025 at 7:13 PM
🥈 Second Prize – DevBio Art Contest 🎨
Hyloscirtus lynchi tadpoles captured in watercolor! 🐸 A tribute to this critically endangered Andean frog, showcasing its natural colors, unique hindlimb sacs & delicate morphology. 🌿 Painting by Sebastian Plata #DevBio #ScienceArt
Thanks to @amphibiaweb.org for featuring our new paper!
October 11, 2025 at 3:15 PM
Thanks to @amphibiaweb.org for featuring our new paper!
Reposted by Dan Paluh
This week's #AWNews features a study by Paluh et al. (2025) that examined the developmental-genetic mechanisms underlying tooth formation in frogs and tested whether a rudimentary dental program is activated in the lower jaw. Read more at AmphibiaWeb.org.
October 6, 2025 at 3:23 PM
This week's #AWNews features a study by Paluh et al. (2025) that examined the developmental-genetic mechanisms underlying tooth formation in frogs and tested whether a rudimentary dental program is activated in the lower jaw. Read more at AmphibiaWeb.org.
Reposted by Dan Paluh
Happy to share that our paper on the #evolution and #genomics of the most common #color polymorphism in #frogs is now out in @pnas.org! My favorite frogs even made the cover of this week’s issue! 🎉🐸🎉
Read the paper here: www.pnas.org/doi/10.1073/...
Read the paper here: www.pnas.org/doi/10.1073/...
September 17, 2025 at 10:42 AM
Happy to share that our paper on the #evolution and #genomics of the most common #color polymorphism in #frogs is now out in @pnas.org! My favorite frogs even made the cover of this week’s issue! 🎉🐸🎉
Read the paper here: www.pnas.org/doi/10.1073/...
Read the paper here: www.pnas.org/doi/10.1073/...
Reposted by Dan Paluh
A specimen of the fossil fish Norselaspis yields a wealth of information on the evolution of the head-trunk interface in vertebrates www.nature.com/articles/s41...
Novel assembly of a head–trunk interface in the sister group of jawed vertebrates - Nature
Imaging of a Devonian jawless fish reveals advanced features previously thought to be exclusive to jawed vertebrates, challenging the idea that jaws were the primary driver for the evolution of d...
www.nature.com
August 6, 2025 at 6:07 PM
A specimen of the fossil fish Norselaspis yields a wealth of information on the evolution of the head-trunk interface in vertebrates www.nature.com/articles/s41...
Reposted by Dan Paluh
Our new paper is out in Royal Society Open Science! The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth doi.org/10.1098/rsos...
September 2, 2025 at 11:33 PM
Our new paper is out in Royal Society Open Science! The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth doi.org/10.1098/rsos...
Reposted by Dan Paluh
New paper is officially out!
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
This common fish has an uncommon feature: forehead teeth, used for mating
New findings call into question one of the core assumptions about teeth. Adult male spotted ratfish, a shark-like species native to the eastern Pacific Ocean, have rows of teeth on top of their heads,...
www.washington.edu
September 4, 2025 at 7:01 PM
New paper is officially out!
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Reposted by Dan Paluh
Ever wondered how #sharks produce an unlimited supply of teeth? Our new preprint uncovers the genes within the dental stem cell niche driving lifelong tooth development. "Shark tooth regeneration: RNAseq reveals genes for unlimited dental renewal" 🦈🦷
bit.ly/47kkRHL
bit.ly/47kkRHL
Shark tooth regeneration: RNAseq reveals genes for unlimited dental renewal
Sharks are masters of tooth regeneration with a rapid and unlimited tooth supply. We present a comprehensive transcriptomic analysis across five distinct compartments from the embryonic shark mouth, c...
bit.ly
September 3, 2025 at 1:20 PM
Ever wondered how #sharks produce an unlimited supply of teeth? Our new preprint uncovers the genes within the dental stem cell niche driving lifelong tooth development. "Shark tooth regeneration: RNAseq reveals genes for unlimited dental renewal" 🦈🦷
bit.ly/47kkRHL
bit.ly/47kkRHL
Reposted by Dan Paluh
Excited to share our new paper by @danpaluh.bsky.social out today in @royalsociety.org Open Science; with a great team, including undergraduate researchers! "The metamorphic transition of the frog mouth: from tadpole kertanized mouthparts to adult teeth" 🦷🐸
royalsocietypublishing.org/doi/10.1098/...
royalsocietypublishing.org/doi/10.1098/...
The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth | Royal Society Open Science
Teeth have been a prominent feature of most vertebrates for 400 million years, and
the core regulatory network underlying embryonic tooth formation is deeply conserved.
In frogs, however, odontogenesi...
royalsocietypublishing.org
September 3, 2025 at 1:35 PM
Excited to share our new paper by @danpaluh.bsky.social out today in @royalsociety.org Open Science; with a great team, including undergraduate researchers! "The metamorphic transition of the frog mouth: from tadpole kertanized mouthparts to adult teeth" 🦷🐸
royalsocietypublishing.org/doi/10.1098/...
royalsocietypublishing.org/doi/10.1098/...
Our new paper is out in Royal Society Open Science! The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth doi.org/10.1098/rsos...
September 2, 2025 at 11:33 PM
Our new paper is out in Royal Society Open Science! The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth doi.org/10.1098/rsos...
Reposted by Dan Paluh
Excited to announce that the 1st paper from my postdoc is now out in @currentbiology.bsky.social ! Using a large dataset of 3D preserved fossils, we explore the diversification of jaws in early bony fishes. 1/15
www.cell.com/current-biol...
www.cell.com/current-biol...
Macroevolutionary role reversals in the earliest radiation of bony fishes
Troyer et al. examine lower jaw evolution in Silurian-Devonian bony fishes and find
substantial differences in patterns of morphological disparity, rates of shape evolution,
and functional diversity b...
www.cell.com
September 1, 2025 at 2:45 PM
Excited to announce that the 1st paper from my postdoc is now out in @currentbiology.bsky.social ! Using a large dataset of 3D preserved fossils, we explore the diversification of jaws in early bony fishes. 1/15
www.cell.com/current-biol...
www.cell.com/current-biol...
Reposted by Dan Paluh
Excited to share the first paper from my PhD!
We looked at what traits help Aneides salamanders excel at climbing using museum specimens, CT scans, SEM, and more! No claws or toe pads, so how do they do it? In short, with long limbs, big feet and grippy toes! 🦎🧪
DM for PDF
doi.org/10.1098/rspb...
We looked at what traits help Aneides salamanders excel at climbing using museum specimens, CT scans, SEM, and more! No claws or toe pads, so how do they do it? In short, with long limbs, big feet and grippy toes! 🦎🧪
DM for PDF
doi.org/10.1098/rspb...
August 28, 2025 at 8:14 PM
Excited to share the first paper from my PhD!
We looked at what traits help Aneides salamanders excel at climbing using museum specimens, CT scans, SEM, and more! No claws or toe pads, so how do they do it? In short, with long limbs, big feet and grippy toes! 🦎🧪
DM for PDF
doi.org/10.1098/rspb...
We looked at what traits help Aneides salamanders excel at climbing using museum specimens, CT scans, SEM, and more! No claws or toe pads, so how do they do it? In short, with long limbs, big feet and grippy toes! 🦎🧪
DM for PDF
doi.org/10.1098/rspb...
Reposted by Dan Paluh
1) I am delighted to present this terrific tour de force research conducted by my post-doc Dr. Gayani Senevirathne @gayani.bsky.social and published today in Nature -
www.nature.com/articles/s41...
www.nature.com/articles/s41...
The evolution of hominin bipedalism in two steps - Nature
The human pelvis exhibits distinct spatiotemporal ossification patterns and an ilium cartilage growth plate that is shifted perpendicularly compared with those of other mammals and non-human primates—...
www.nature.com
August 27, 2025 at 3:13 PM
1) I am delighted to present this terrific tour de force research conducted by my post-doc Dr. Gayani Senevirathne @gayani.bsky.social and published today in Nature -
www.nature.com/articles/s41...
www.nature.com/articles/s41...
Reposted by Dan Paluh
Hello Bluesky: Long time listener, first time poster! Excited to share the first publication of my Ph.D. work studying the development of appendage shapes in @plosbiology.org! The zebrafish caudal fin is quite distinctive, and we examine the timing and mechanisms of how its shape might come to be!
Caudal fins show great variation in shape between diverse fish species. New research reveals that #developmental cues in embryonic tissues involving the Sonic hedgehog pathway imprint fin #morphology, highlighting a critical window for modulating appendage morphology. 🧪
plos.io/4mydLnA
plos.io/4mydLnA
August 26, 2025 at 2:11 PM
Hello Bluesky: Long time listener, first time poster! Excited to share the first publication of my Ph.D. work studying the development of appendage shapes in @plosbiology.org! The zebrafish caudal fin is quite distinctive, and we examine the timing and mechanisms of how its shape might come to be!
Reposted by Dan Paluh
My feather cell type paper is finally out! doi.org/10.1111/ede.... We’ve packed a ton of stuff into this paper but I’ll go through some highlights in this thread!
Genetic Characterization of the Cell Types in Developing Feathers, and the Evolution of Feather Complexity
We used single cell sequencing to investigate the cell types of developing chicken feathers. From these data, we are able to describe the transcriptional profile of feather cell types, look at their ....
doi.org
August 26, 2025 at 5:24 PM
My feather cell type paper is finally out! doi.org/10.1111/ede.... We’ve packed a ton of stuff into this paper but I’ll go through some highlights in this thread!
Reposted by Dan Paluh
It's a great week to have Project RattleCam on your second monitor or TV! There is a good chance of rain in Colorado every day, and a chance to see the baby rattlesnakes engaging in "pupcake" behavior (pup pancakes!).
Watch live at RattleCam.org
www.nationalgeographic.com/animals/arti...
Watch live at RattleCam.org
www.nationalgeographic.com/animals/arti...
August 25, 2025 at 2:06 PM
It's a great week to have Project RattleCam on your second monitor or TV! There is a good chance of rain in Colorado every day, and a chance to see the baby rattlesnakes engaging in "pupcake" behavior (pup pancakes!).
Watch live at RattleCam.org
www.nationalgeographic.com/animals/arti...
Watch live at RattleCam.org
www.nationalgeographic.com/animals/arti...
Reposted by Dan Paluh
I am recruiting graduate students to begin August 2026. Apply by Nov 15th!
August 21, 2025 at 3:40 PM
I am recruiting graduate students to begin August 2026. Apply by Nov 15th!
Reposted by Dan Paluh
Tadpoles have...TEETH?! An evolutionary novelty of anuran tadpoles, the taxonomic distribution of keratinized labial teeth remains a mystery. Yet here, variation in row number was studied in a phylogenetic context!
If you're bitten by a tadpole do you turn into a frog..? 🌍🧪👇
If you're bitten by a tadpole do you turn into a frog..? 🌍🧪👇
Diversity and development of labial tooth row formulae in tadpoles
Abstract. Keratinized labial teeth of the oral apparatus are a conspicuous evolutionary novelty of anuran tadpoles. Although several comparative studies ha
doi.org
August 18, 2025 at 2:31 PM
Tadpoles have...TEETH?! An evolutionary novelty of anuran tadpoles, the taxonomic distribution of keratinized labial teeth remains a mystery. Yet here, variation in row number was studied in a phylogenetic context!
If you're bitten by a tadpole do you turn into a frog..? 🌍🧪👇
If you're bitten by a tadpole do you turn into a frog..? 🌍🧪👇