NHGRI Archive — Page 3 of 3

(iStockphoto.com)
November 25, 2013

Mitochondrial mutations not random

A study of mitochondrial DNA mutations suggests they result from a process that selects for particular mutations in certain tissues.

By Leigh MacMillan
Dirty glass ashtray filled with cigarette butts and ash, with one cigarette extending over the rim.
March 15, 2013

Diagnostic codes identify smoking status

Diagnostic codes used for billing purposes effectively identify smokers in a general clinic population and can be used to adjust smoking status in genetic and epidemiologic studies.

By Leigh MacMillan
Open supplement bottle spilling translucent capsules and golden softgels, with a blue DNA double helix graphic in the background.
December 12, 2012

Genes, nutrients interact to shape traits

A new study identifies interactions between genes and nutrients that may participate in determining levels of cholesterol and triglycerides.

By Leigh MacMillan
Overlapping printed statistical charts, including multicolored bar graphs, line graphs, and a blue-to-red surface plot; some labels and values are visible but too small to read reliably.
June 12, 2012

Making order out of ordinal data

A new statistical tool developed by Vanderbilt biostatisticians will help medical researchers make sense of a commonly encountered – but hard-to-analyze – type of data.

By Leigh MacMillan