All posts tagged with genetics

The naming of X and Y

1 minute read

The Scientist this month has a nice short article by Joseph Keierleber that recounts some of the early history of scientific investigation of the sex chromos...

Variation in cognitive traits and genetics

2 minute read

A new study of more than 50,000 people has identified some of the genetic variations that underlie cognitive variation among middle-aged and older adults (Da...

The three-color primates

1 minute read

The Scientist has a nice article about the evolution of trichromatic vision in primates: “The Rainbow Connection”. Trichromacy in anthropoid primates is a gr...

Alzheimer's long read

less than 1 minute read

The New York Times has a powerful story about the genetics of early onset Alzheimer’s disease, by Gina Kolata: “An Alzheimer’s gene: one family’s saga”.

Making Big Data work in genetics

1 minute read

Laura Clarke and colleagues report on the data access and management practices of the 1000 Genomes Project Clarke:1000:2012.

A story of methemoglobinemia

less than 1 minute read

A story by Susan Donaldson James of a unique genetic disorder and the social stigma of inbreeding in Appalachia: “Fugates of Kentucky: Skin Bluer than Lake L...

Genetic drift

2 minute read

If everyone in a population lived a long life, mated, and reproduced absolutely equally (two offspring per person), then the population size would never chan...

Blueprints and recipes

2 minute read

Greg Mayer has a post on preformationism and epigenesis on the Why Evolution Is True blog:“Development is epigenetic”.

A large mystery in historical genetics

less than 1 minute read

Gina Kolata writes an interesting story about the genetics of a pituitary giant (“New Story Writ by a Giant’s DNA”). The individual in question is a man know...

Genetic bike path

less than 1 minute read

Eva Amsen describes her trip down the BRCA2 cycle path, near the Sanger Institute in the UK. She also points to Jennifer Rohn’s description of the path last...

Heritability and genetic test essay

2 minute read

Neuroscientist Dorothy Bishop provides a student-level opinion piece in the Guardian that addresses the “missing heritability” problem without using the term...

Genetic lapidaries

2 minute read

Nature News has a short piece on yesterday’s Desmond Tutu and other South African genomes: “Africa yields two full human genomes.”

Website review: Learn.Genetics

4 minute read

This week’s Science is featuring an essay by the first winners of the “SPORE” competition, the team behind the Learn.Genetics and Teach.Genetics websites. Ev...

Blood reboot

1 minute read

I pointed out the new treatment protocol for the sickle cell trait last week. In the interest of complete coverage of hemoglobinopathies, I’ll link to Scienc...

Sickle cell chimeras

less than 1 minute read

Many of us use sickle cell as an example in classes. I always do so while noting the progress that has been made in treating the condition in Westernized con...

The Finnish line

1 minute read

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

Worm longevity and the germline

less than 1 minute read

Nicholas Wade writes about experiments that link germline gene regulation to life extension in C. elegans:

A little rewilding

2 minute read

Here’s a Reuters story about attempts to bring back aurochsen and introduce them to Britain. Aurochsen are now extinct in the wild, the last having died in 1...

The trouble with contamination

less than 1 minute read

A case in Germany illustrates how easy it can be for contamination to sneak into labs from unexpected sources:

Why biologists should care about math

2 minute read

I’d like to point readers to James Crow’s article in the open access Journal of Biology. Titled, “Mayr, mathematics and the study of evolution,” it’s a brief...

Quote: James Crow, genetics then and now

less than 1 minute read

James F. Crow, in the conclusion to his great article in the current Annual Review of Genetics, in which he reflects on a personal history of empirical appro...