Howard Hughes Medical Institute

With genomes, bigger may really be better

Biologists analyzing DNA in search of the molecular underpinnings of life have consistently favored species with small genomes, which are cheaper to sequence and lack the repetitive "junk" that clutters bigger genomes. But ...

Mar 04, 2009
5 / 5 (3) 0

In India: A search for more effective tuberculosis drugs

Rajesh Gokhale has created a compound in his lab in India that stops tuberculosis in its tracks. In a test tube, the molecule hits four of the bacterium's crucial metabolic pathways at the same time, weakening and ultimately ...

Feb 01, 2009
5 / 5 (2) 1

Learning how not to be afraid

Why do some people have the ability to remain calm and relaxed even in the most stressful situations? New experiments in mice by Howard Hughes Medical Institute (HHMI) researchers are providing insight into how the brain ...

Oct 08, 2008
4.2 / 5 (13) 1

New blood test for Down syndrome

Howard Hughes Medical Institute researchers have developed a new prenatal blood test that accurately detected Down syndrome and two other serious chromosomal defects in a small study of 18 pregnant women. If confirmed in ...

Oct 07, 2008
3.7 / 5 (3) 0