Josie Zayner ✓

@josiezayner · Austin, TX · joined 31 Aug 2013

Mad pirate queen at @webuildlife & @theodininc - @1517fund EIR - PhD Biophysics @Uchicago - Frmr NASA Scientist https://t.co/b6lb87AXK2

22 444Followers

1 473Following

16 085Posts total

64.9KViews on collected posts

Derniers posts

Josie Zayner ✓@josiezayner12 Sep

Peptides will never work as well as steroids and/or going to the gym Global myostatin inhibition is so hard and it would among other things affect your heart My brother in christ just do some pushups and realize peptides aren't the answer to every problem 1K views · 12 likes · 2 reposts · 2 replies Open on X →

Josie Zayner ✓@josiezayner12 Sep

Horse breeders still trying to predict horse performance with pedigree and excel spreadsheets when we live in a time with complex machine learning and AI data analyses at our fingertips Lets bring horse breeding and performance prediction into 2026 https://t.co/TseRRXGjhx 1K views · 8 likes · 0 reposts · 0 replies Open on X →

Josie Zayner ✓@josiezayner12 Sep

This is a dog with a myostatin deficiency, which roughly doubles its muscle mass. Myostatin is a protein every mammal makes to stop muscle growing past a certain point. There are now drugs in human trials that block myostatin on purpose to stop people from losing muscle with ht

4.5K views · 30 likes · 0 reposts · 5 replies Open on X →

Josie Zayner ✓@josiezayner12 Sep

"Days earlier, on the highway with the racehorse rattling behind us, I’d asked her how you even begin to imagine an animal that has never existed. It’s like being a good artist, she told me. “You experiment at the edges of the known, and you pull out the unknown." Link below h

904 views · 26 likes · 4 reposts · 2 replies Open on X →

Josie Zayner ✓@josiezayner11 Sep

This is like buying a croissant from Starbucks and proclaiming you made something similar to the finest Parisian patisserie People are proud of having no skill and doing no work in the creation of things. There is not enough shame around slop 5.2K views · 44 likes · 1 reposts · 10 replies Open on X →

Josie Zayner ✓@josiezayner10 Nov 2025

@josiezayner https://t.co/1kYk44jeF7 An argentine group apparently made a myostatin KO in horse. Will the GFP be stable across divisions or is this a feeler for further mods? I can imagine dialing this in and bringing the animal to term will be a huge mountain. 694 views · 5 likes · 0 reposts · 3 replies Open on X →

Josie Zayner ✓@josiezayner10 Nov 2025

Doing a Livestream with @chrisbest on Substack today at 1230PT to chat more about this https://t.co/sCY1BpYDbc 899 views · 10 likes · 0 reposts · 0 replies Open on X →

Josie Zayner ✓@josiezayner10 Nov 2025

Everyone in tech talks about building unicorns. We’re literally making one The first directly gene edited horse embryos in history. The initial step. Fluorescent jellyfish gene(GFP) inserted into MC1R at zygote stage using multiple techniques https://t.co/XTQUQoFHWv

50.6K views · 213 likes · 17 reposts · 42 replies Open on X →

Face aux comptes de taille comparable

5 posts des 90 derniers jours, à côté de la tranche de 10K–100K abonnés. diffusé largement, mais peu de ces spectateurs réagissent.

Vues médianes1 046ce compte1 033médiane pour 10K–100K

Portée, %4.66%ce compte3.60%médiane pour 10K–100K

Engagement, %1.06%ce compte1.69%médiane pour 10K–100K

Indicateur	Ce compte	Médiane pour 10K–100K	Rapport
Vues médianes par post	1 046	1 033	1.01×
Portée (vues ÷ abonnés)	4.66%	3.60%	1.29×
Taux d'engagement	1.06%	1.69%	0.63×

Autres comptes de cette tranche → Comparer avec un autre compte → Comment ces repères sont établis →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

50.6K10 Nov

899

694

5.2K11 Sep

90412 Sep

4.5K

Last 8 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.54%10 Nov

1.11%

1.15%

1.06%11 Sep

3.54%12 Sep

0.78%

0.76%

1.58%

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.69%.

What the audience does

Likes73.3%348 in total

Reposts5.1%24 in total

Replies13.5%64 in total

Bookmarks8.2%39 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Derniers posts

Face aux comptes de taille comparable

Growth & engagement

Views per post

Engagement rate per post

What the audience does

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