All posts tagged with mtDNA

Cave bear DNA from Sima de los Huesos

4 minute read

Jesse Dabney and colleagues, including Svante Pääbo from the Max Planck Institute for Evolutionary Anthropology, report on the assembly of a complete mitocho...

A mitochondrial DNA explainer video

less than 1 minute read

mathbionerd author Melissa Wilson Sayres has put together a nice animated explainer about how mtDNA coalescence happens and why mtDNA is not the complete pic...

Cro-Magnon 1, dating and mtDNA

1 minute read

I’m running through the new paper from Qiaomei Fu and colleagues Fu:revised:2013 about Upper Paleolithic mtDNA genomes. Probably several readers were wonderi...

Mitochondria from another mother

1 minute read

This seems a newsworthy story by Ian Sample at the Guardian: “Britain ponders ‘three-person embryos’ to combat genetic diseases”.

Mailbag: Denisovan diversity

1 minute read

I just watched the National Geographic documentary "Sex in the Stone Age" and was surprised by the reference to the discovery of a 2nd Denisovan tooth, one w...

Polar bear mtDNA replacement

2 minute read

Jerry Coyne uses the occasion of polar bear genetics to give a biology lesson I’ve been trying to teach for 15 years: “A new study of polar bears underlines ...

The H preparation

3 minute read

Razib Khan comments on the current round of Henry Louis Gates ancestry programming: “Finding fake roots”, and “Reification is alright by me! Razib notes that...

Aleut origins and relationships

2 minute read

Michael Balter last week had a news article in Science reviewing archaeological and genetic research into the origins and relationships of Aleut populations ...

Mailbag: mtDNA ancestor and speciation?

1 minute read

I've got a question about something I wrote in a newsgroup in 1995. Okay, that doesn't sound overly urgent, right? The general subject has come up again fo...

Founder effect

4 minute read

A founder effect is caused by genetic drift in a small number of initial founders of a new population.

The sign of four

1 minute read

Gene Expression this morning is worth some thought, a post about the mtDNA of Andaman Islanders and their connections to mainland Asian populations. “Present...

Orangutan dynamics of Borneo

7 minute read

Bornean and Sumatran orangutans are the most highly divergent subspecies within any of the living species of great apes. The two farther apart even than chim...

Mitochondrial catchphrases

less than 1 minute read

I love the first day of the month, because my web stats update at 3:00 am, giving me a more or less random midnight slice of my visitors. Over a longer time,...

Battlestar mitochondria

1 minute read

Wired has an interview with the authors of a book titled, The Science of Battlestar Galactica. I wasn’t a viewer of the show, so I wasn’t aware that the mito...

Positive selection on killer whale mtDNA

2 minute read

I’ve written about the study of selection on human mtDNA many times, and discussed the signs that Neandertal mtDNA may have disappeared because of selection.

French Neolithic discontinuities

4 minute read

Marie-France Deguilloux and colleagues Deguilloux:2010 present a short analysis of ancient mtDNA recovered from a Neolithic burial at Prissé-la-Charrière, be...

Time to revise the mtDNA timescale?

5 minute read

Krzysztof Cyran and Marek Kimmel (2010) have presented a revised set of estimates of the human mtDNA most recent common ancestor (MRCA). It’s an interesting...

More X-Woman thoughts

3 minute read

I had a great session with my advanced students yesterday running through different evolutionary scenarios for the X-Woman. This and some later posts will fo...

Darwin's mitochondria

2 minute read

I’m always skeptical when pathologists attempt to diagnose the ills of historical figures. Even if there are medical records or abundant attestations of symp...

Kipunji introgression

less than 1 minute read

So what’s the baboon DNA doing in that rare monkey species, anyway?

The Finnish line

1 minute read

A new paper by Jukka Palo and colleagues investigates the population history of Finland:

When history gets complicated

1 minute read

Razib posts some thoughts on how the study of human migration history has gotten more and more complex during the last fifteen years.

Mitochondrial DNA and sperm

5 minute read

Tuesday, I referred to mtDNA and sperm evolution. The topic was covered in some detail in a 2004 review paper by Neil Gemmell and colleagues, entitled, “Moth...

Mitochondrial DNA selection review

1 minute read

I was reading through an excellent review of the recent literature about mtDNA and selection, from Damian Dowling and colleagues (2008). The review focuses o...

mtDNA selection in Iceland?

5 minute read

Leave it to me to have readers unwilling to ignore selection in recent populations! Here’s an e-mail:

Double the migrations, double the fun

1 minute read

Several news stories have reported on an article by Ugo Perego and colleagues, titled “Distinctive Paleo-Indian Migration Routes from Beringia Marked by Two ...

Glucose metabolism and memory

less than 1 minute read

Roni Caryn Rabin reports on a study linking blood glucose spikes to age-related memory decline:

The Neandertal mtDNA story: 2004 edition

7 minute read

Note: I wrote this post in 2005. We have learned vastly more about Neandertal genetics since then. These two papers are important to the history of discoveri...