Kati Geszvain
@mnoxscape.bsky.social
Microbiologist studying genetics of manganese oxidation in Pseudomonas ssp.
Rock-making bacteria: manganese oxidation and biomineralization in pseudomonads | Journal of Bacteriology journals.asm.org/doi/10.1128/...
Rock-making bacteria: manganese oxidation and biomineralization in pseudomonads | Journal of Bacteriology
The ability of microorganisms to precipitate minerals has deep implications for Earth’s
history, the evolution and metabolism of myriad organisms, and the biogeochemical
cycling of carbon, nutrients, ...
journals.asm.org
September 18, 2026 at 9:17 PM
Rock-making bacteria: manganese oxidation and biomineralization in pseudomonads | Journal of Bacteriology journals.asm.org/doi/10.1128/...
For your stress reduction needs:
August 2, 2026 at 1:16 AM
For your stress reduction needs:
I call this photo "Ms. Bossy and the Goofball"
June 30, 2026 at 1:56 AM
I call this photo "Ms. Bossy and the Goofball"
I was a grad student at UW-Madison at the time Fred Blattner was sequencing the E. coli genome, which is why I am so amazed that plasmidsaurus.com sequenced 3 bacterial genomes for me in 2 days (including shipping time) and $300!!
June 20, 2026 at 4:47 PM
I was a grad student at UW-Madison at the time Fred Blattner was sequencing the E. coli genome, which is why I am so amazed that plasmidsaurus.com sequenced 3 bacterial genomes for me in 2 days (including shipping time) and $300!!
After failing at rock paper scissors, the personnel committee makeup was decided by a coin flip
May 1, 2026 at 7:26 PM
After failing at rock paper scissors, the personnel committee makeup was decided by a coin flip
No one is finally dead until the ripples they cause in the world die away, until the clock wound up winds down, until the wine she made has finished its ferment, until the crop they planted is harvested. The span of someone’s life is only the core of their actual existence.
What’s your favorite Bible verse? (Wrong answers only)
April 17, 2026 at 3:59 AM
No one is finally dead until the ripples they cause in the world die away, until the clock wound up winds down, until the wine she made has finished its ferment, until the crop they planted is harvested. The span of someone’s life is only the core of their actual existence.
A sinus infection kept me from traveling to the Mn symposium, so I'm trying to participate on Zoom. Apparently Wind Cave National Park has terrible wifi. This isn't going to go well.
April 11, 2026 at 5:20 PM
A sinus infection kept me from traveling to the Mn symposium, so I'm trying to participate on Zoom. Apparently Wind Cave National Park has terrible wifi. This isn't going to go well.
Phone call to spark dread in any biologist's mind: the -80C doesn't seem to be working.
April 6, 2026 at 3:41 AM
Phone call to spark dread in any biologist's mind: the -80C doesn't seem to be working.
Reposted by Kati Geszvain
March 20, 2026 at 10:01 PM
This site needs a break. Post 3 good things, none of which are the cessation of a negative.
1. Music
2. Cats
3. Plants
1. Music
2. Cats
3. Plants
This site needs a break. Post 3 good things, none of which are the cessation of a negative.
1. Books
2. Soup
3. Beaches
1. Books
2. Soup
3. Beaches
This site needs a break. Post 3 good things, none of which are the cessation of a negative.
1. Snapdragons
2. Librivox
3. Dill
1. Snapdragons
2. Librivox
3. Dill
March 12, 2026 at 2:27 AM
This site needs a break. Post 3 good things, none of which are the cessation of a negative.
1. Music
2. Cats
3. Plants
1. Music
2. Cats
3. Plants
A colleague just emailed that they were sick for the 7th time since November but their homeopathic drugs will take care of it quickly. I'm posting here to keep myself from making a snarky reply.
March 11, 2026 at 8:35 PM
A colleague just emailed that they were sick for the 7th time since November but their homeopathic drugs will take care of it quickly. I'm posting here to keep myself from making a snarky reply.
Introduce yourself with 5 concerts you have seen:
Skinny Puppy
Covenant
VNV Nation
Billy Bragg
Tori Amos
Skinny Puppy
Covenant
VNV Nation
Billy Bragg
Tori Amos
Introduce yourself with 5 concerts you have seen:
Tom Petty and the Heartbreakers.
Queen.
Melissa Etheridge.
Paul McCartney and Wings.
Eric Clapton.
Tom Petty and the Heartbreakers.
Queen.
Melissa Etheridge.
Paul McCartney and Wings.
Eric Clapton.
November 28, 2025 at 4:23 AM
Introduce yourself with 5 concerts you have seen:
Skinny Puppy
Covenant
VNV Nation
Billy Bragg
Tori Amos
Skinny Puppy
Covenant
VNV Nation
Billy Bragg
Tori Amos
Reposted by Kati Geszvain
🧪🧪 Nobel laureate Hamilton Smith, who discovered molecular 'scissors' to cut DNA, dies at 94 -- Smith, a microbiologist whose discovery revolutionized the field of genetic engineering, was a Johns Hopkins School of Medicine alumnus and professor emeritus
hub.jhu.edu/2025/11/04/n...
hub.jhu.edu/2025/11/04/n...
Nobel laureate Hamilton Smith, who discovered molecular 'scissors' to cut DNA, dies at 94
Smith, a microbiologist whose discovery revolutionize the field of genetic engineering, was a Johns Hopkins School of Medicine alumnus and professor emeritus
hub.jhu.edu
November 11, 2025 at 7:55 PM
🧪🧪 Nobel laureate Hamilton Smith, who discovered molecular 'scissors' to cut DNA, dies at 94 -- Smith, a microbiologist whose discovery revolutionized the field of genetic engineering, was a Johns Hopkins School of Medicine alumnus and professor emeritus
hub.jhu.edu/2025/11/04/n...
hub.jhu.edu/2025/11/04/n...
Reposted by Kati Geszvain
Remember to leave milk and cookies out for Eric Draven tonight.
a person is standing next to a cat laying on the floor in front of a stained glass window .
Alt: Two combat boots approach a cat, silhouetted against a window. A hand reaches down and pets the cat.
media.tenor.com
October 30, 2025 at 12:47 PM
Remember to leave milk and cookies out for Eric Draven tonight.
Found growing in the campus compost pile. Grown on minimal media + lignin at 37C for two weeks.
October 8, 2025 at 10:01 PM
Found growing in the campus compost pile. Grown on minimal media + lignin at 37C for two weeks.
I might use this as an extra credit opportunity in my micro class, "list all the scientific mistakes in this post"
RFK has announced that he is developing a vaccine against all viruses. Yes, every single one. The whole, uh, "phylum"
August 8, 2025 at 8:42 PM
I might use this as an extra credit opportunity in my micro class, "list all the scientific mistakes in this post"
Reposted by Kati Geszvain
Reposted by Kati Geszvain
Keep sciencing. We are living through a time when looking at a rock and wondering how old it is qualifies as an act of resistance.
August 2, 2025 at 1:45 PM
Keep sciencing. We are living through a time when looking at a rock and wondering how old it is qualifies as an act of resistance.
Oh good. There's no way this could go bad.
Nassau County has declared rabies an imminent public health threat after a spike in cases among wildlife, marking a return of the virus after nearly a decade. No human cases so far. Learn more: www.cbsnews.com/newyork/news...
Nassau County declares rabies an imminent public health threat as cases rise. Here's what to know.
Nassau County declared an imminent public health threat Monday over the spread of rabies among wild animals.
www.cbsnews.com
July 23, 2025 at 1:37 AM
Oh good. There's no way this could go bad.
Reposted by Kati Geszvain
do you ever stare at the ceiling and think about how the worldwide scientific establishment did the impossible and created a COVID vaccine in under a year and the response of the general public has been to go on an unstoppable rampage to destroy science and scientists
July 20, 2025 at 6:46 PM
do you ever stare at the ceiling and think about how the worldwide scientific establishment did the impossible and created a COVID vaccine in under a year and the response of the general public has been to go on an unstoppable rampage to destroy science and scientists
The scientific infrastructure of the US is being dismantled, but a former student just emailed to say how much my microbiology class has helped her out in medical school. There are still some glimmers of light in the world.
June 27, 2025 at 6:38 PM
The scientific infrastructure of the US is being dismantled, but a former student just emailed to say how much my microbiology class has helped her out in medical school. There are still some glimmers of light in the world.
Well, this is an interesting first: RiteAid just texted me to say my prescription is out of stock.
June 24, 2025 at 9:42 PM
Well, this is an interesting first: RiteAid just texted me to say my prescription is out of stock.
Reposted by Kati Geszvain
Since the US politics have decided to target DEI spaces, I’ve seen a huge drop of engagement in #DisabledInSTEM
Disabled, disability and accessibility are part of the list of banned words for grants too really really highlights that these identities are being specifically targeted to be silenced.
Disabled, disability and accessibility are part of the list of banned words for grants too really really highlights that these identities are being specifically targeted to be silenced.
June 23, 2025 at 3:55 AM
Since the US politics have decided to target DEI spaces, I’ve seen a huge drop of engagement in #DisabledInSTEM
Disabled, disability and accessibility are part of the list of banned words for grants too really really highlights that these identities are being specifically targeted to be silenced.
Disabled, disability and accessibility are part of the list of banned words for grants too really really highlights that these identities are being specifically targeted to be silenced.