All posts tagged with introgression

Neandertal ancestors of African populations

5 minute read

Earlier this year, Lu Chen and coworkers from Joshua Akey’s research group published an assessment of the amount of Neandertal ancestry in the genomes of pre...

Genomes of straight-tusked elephants

7 minute read

Earlier this month in eLife, Matthias Meyer and colleagues published a cool paper: “Palaeogenomes of Eurasian straight-tusked elephants challenge the current...

Neandertal sex acts are beyond counting

9 minute read

I’ve given a lot of thought over the years to the genetic ties between today’s people and ancient populations. Just last month, I wrote a lot about the relat...

High recent admixture reported for Oase 1

1 minute read

Some readers have asked me what I think of the reporting from the recent Biology of Genomes conference, that Qiaomei Fu and colleagues from Svante Pääbo’s gr...

The Altai Neandertal

6 minute read

It is notable that we now have evidence for interbreeding among every kind of hominin we have DNA from, and some we don’t.

"I Believe in Gene Flow"

less than 1 minute read

Mindy Pitre forwarded me a video done by her undergraduate students at St. Lawrence University, and I just had to share it. It is about as adorable as cavema...

180 million Neandertals

less than 1 minute read

Just got back proofs of a book chapter I have coming out soon with Zach Throckmorton. My favorite paragraph:

The North African Neandertal descendants

4 minute read

A new paper by Federico Snchez-Quinto and colleagues reports on comparisons of North African population samples with the Neandertal DNA project data Sanchez-...

Denisova at high coverage

10 minute read

Science today has released the new paper on the Denisova high-coverage genome by Mattias Meyer and colleagues from Svante Pääbo’s group Meyer:Denisova:2012. ...

Neandertal ancestry "Iced"

7 minute read

UPDATE (2015-10-21): This post has gotten some attention from social media recently, because Ötzi has been in the news. Later analyses have made clear that o...

Butterfly genetic theft

2 minute read

The Heliconius butterfly genome paper Dasmahapatra:2012 is supercool for many reasons. Most important from my point of view is the attention to introgression...

Looking over a Neandertal's shoulder

8 minute read

A study by Di Vincenzo, Steven Churchill and Giorgio Manzi has fallen into the early drawer of the Journal of Human Evolution: “The Vindija Neanderthal scapu...

A quick look at your Neandertal fraction

1 minute read

The 23andMe blog, the Spittoon, has a description of their new technique to use 23andMe SNPs to estimate any customer’s fraction of Neandertal: “Find your in...

Braiding Denisovans into our ancestry

less than 1 minute read

Dalton Luther reflects on the Denisovan admixture paper Skoglund:Jakobsson:2011 that I wrote about earlier this week (“How widespread is Denisovan ancestry t...

How widespread is Denisovan ancestry today?

6 minute read

Last month, David Reich and colleagues Reich:Denisova:2011 reported on estimates of Denisovan ancestry for island and mainland Asian populations. Their most ...

No Neandertal safe sex

7 minute read

Laurent Excoffier and colleagues’ work has investigated how range expansions may have affected human genetic diversity. I’ve commented on this work several t...

A problem of fuzzy mammoths

10 minute read

Paleogenomics is changing the way we study evolution. In a number of cases, it now allows us to study extinct organisms with the same methods as we study liv...

Neandertal segments of X chromosomes

15 minute read

Last year, this Neandertal genome came out. No doubt you’ve heard about it. So maybe by now you’re wondering where the new science is that’s being done on th...

Denisova microcephalin status

4 minute read

I’m still doing quick mining of the Denisova sequence for obvious things. One of the simplest is the polymorphism in microcephalin (MCPH1) that Evans and col...

The Denisova genome FAQ

20 minute read

Today, a paper by David Reich and colleagues presents the nuclear genome of the Denisova pinky bone Reich:Denisova:2010. This is the second whole genome of a...

Ozzy Osbourne, archaic human

1 minute read

Via a reader: The Daily Mail really aims for the lowest common denominator of genetics: “We’ve all suspected, now it’s official: Ozzy Osbourne IS a Neanderth...

Quote: Boyd on New World pigmentation clines

5 minute read

I’m using some statistics out of William Boyd’s 1956 printing of Genetics and the Races of ManBoyd:1956. It gives a good accounting of blood group data known...

Invasive argument

2 minute read

I’ve been reading a lot about invasive species lately, for reasons which will soon become apparent.

What kangaroos do…

2 minute read

In the current issue of Heredity, Neaves and colleagues describe the results of their analysis of 12 microsatellite loci and the mtDNA of two kangaroo specie...

Inversion biology

less than 1 minute read

Razib Khan’s post at his new digs (Discover blogs) about the 17q21 inversion is worth reading for anyone interested in the complexities of discovering the hi...

We control the horizontal

2 minute read

New Scientist has an article by Mark Buchanan discussing horizontal transfer as a mechanism for the evolution of early life: “Horizontal and vertical: The ev...

Kipunji introgression

less than 1 minute read

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

Coywolves

1 minute read

Another case of large mammal evolution by introgressive hybridization:

The 10,000 Year Explosion

4 minute read

I want to point people interested in recent human evolution to a new book, The 10,000 Year Explosion: How Civilization Accelerated Human Evolution.

Dutch aurochsen 600 AD

less than 1 minute read

Not a big story, but nice reminder that some extinct megafauna were still with us in historic times:

An MAPT review

3 minute read

Elizabeth Pennisi writes this week a news focus in Science about the genome region labeled 17q21.31. I’m probably one of the few people who would recognize t...

Chicken introgression

1 minute read

Bees, dogs, and cattle have all provided interesting evolutionary stories this week. Now it goes to the chickens: A study by Jonas Eriksson and colleagues f...

Aurochsen genes in today's cattle

2 minute read

Cattle are my favorite comparative model for Pleistocene human evolution, not because I think we necessarily share the same pattern of species and subspecie...

Scandinavian dogs R us?

4 minute read

Mitochondrial phylogeography is a useful tool for the study of wild populations. But applying phylogeography to domestic species is more complicated....

The "dark matter" of modern human origins

10 minute read

I'm just looking through the January/February 2008 Evolutionary Anthropology, which is all about modern human origins in Africa. The special issue resulted ...

Bees R Us

5 minute read

The PNAS Early Edition this week includes a paper by bee genome researchers Amro Zayed and Charles Whitfield. After a short review of honeybee phylogeny, th...

Serial founder effects, again

5 minute read

A flush of papers this week (two today in Nature, one tomorrow in Science) describe new analyses of SNPs across the genome. Two of the papers sample SNPs in...

New Year's predictions, 2008 edition

5 minute read

It's that time of year again -- the time when those boring ``Year in Review'' magazines are on newsstands, and when pundits make fools of themselves predict...

Human evolution has accelerated

4 minute read

The embargo has now ended on the second, and far more important paper that I mentioned the other day. It is a product of work I've been doing with Bob Moyzi...

Introgression encore

5 minute read

Although I've had a number of papers come out this year, there are two in particular that I've been working on for quite a long time. Both papers began thei...

The amazing talking Neandertals

15 minute read

This week, Johannes Krause and colleagues from the Max Planck Evolutionary Anthropology institute announced that they had tickled FoxP2 out of two Neanderta...

The Tao of introgression

less than 1 minute read

Like mathematician Terence Tao hasn't heard that one before, hyuk. But he gives a nice account of the Grants' work on introgressive hybridization of ground ...

Another diagnosis for a hobbit

15 minute read

Israel Hershkovitz, Liora Kornreich, and Zvi Laron think they know the problem with Liang Bua 1. Almost 40 years ago, Laron began studying patients with a c...

Global biopharming

5 minute read

Planting time has arrived in most of the country -- even here in zone 4 -- so you may be reading those seed packets carefully. This paragraph may catch your...

No Neandertal in you?

5 minute read

Elizabeth Pennisi has a news article in today's Science with the headline, "No Sex Please, We're Neandertals." It covers a couple of talks by Svante Pä...

Notes on "Darwinian agriculture"

5 minute read

R. Ford Denison's blog, "This Week in Evolution," has become a very interesting read since he began a couple of months ago. Denison recently attended a symp...

Plant drug introgression

1 minute read

This is a nice little article in the times by "collaborative problem solving" director Denise Caruso A NEW generation of genetically engineered crops that p...

Roundup® ready

2 minute read

Larry Moran posts on glyphosate resistance in weed plants:

More on bison and introgression

3 minute read

Jim Robbins of the NYT has written a long article about genetic introgression of cattle genes into bison populations. The article is mainly concerned about ...

New Year's predictions, 2007 edition

4 minute read

It's a hazardous business, making predictions -- all the moreso because New Year's predictions have a deadline. If they don't happen this year, well, that's...

The inevitability of introgression

5 minute read

I'd like to draw your attention to my new article on genetic introgression from archaic humans, written with Gregory Cochran. The article is in PaleoAnthrop...

Quote of the day

less than 1 minute read

G. Ledyard Stebbins, on p. 241 of "The role of hybridization in evolution," Proceedings of the American Philosophical Society 103:231-251, 1959:

Neandertal genome FAQ

26 minute read

With the release of the initial two papers describing chromosomal DNA sequences from a Neandertal, I thought I would put together some frequently asked ques...

Why introgression?

2 minute read

I heard from a long-time correspondent this morning concerning introgression of microcephalin from archaic humans. I'm not sharing the whole message, but I ...

Neandertal introgression, genetic-style

2 minute read

The paper by Patrick Evans and colleagues, from Bruce Lahn's lab, is now live (and free) at PNAS. There is a short news report by Michael Balter at ScienceN...

Anagrams, part 1

1 minute read

I was putting together some anagrams on human evolution-related phrases, which turns out to be a bit of a challenge. I have no idea how hard they are to uns...

The white buffalo

2 minute read

OK, this was local news here, and now it's national news:

Has the dam broken on mtDNA selection?

4 minute read

The current Science has a paper by Eric Bazin and colleagues comparing mtDNA diversity with population size, history and ecology of 3000 animal species.

Modern human origins: X marks the spot?

3 minute read

Reference: Garrigan, Daniel, et al. 2005. Evidence for archaic Asian ancestry on the human X chromosome. Molecular Biology and Evolution 22(2):189-192.