Professor Christiano says the next step is to repeat the study in future research, with a larger number of patients.

VOA: special.2011.04.05

Now,Paul Wyatt says a drug based on the research could be ready for testing in humans within eighteen months.

VOA: special.2010.04.07

Jan Low with the International Potato Center, a research organization, says the sweet potato needs a better image in Africa.

VOA: special.2011.01.04

Francois Venter is a senior director in the Reproductive Health and HIV Research Unit at the University of Witwatersrand.

VOA: special.2010.04.28

You would think that all the scientists who took part in a research study would be listed as authors.

VOA: special.2009.10.08

In December, the publication Social Indicators Research reported on a study of activities that help lead to happy lives.

VOA: special.2009.03.10

In other new research, a study has found that circumcision does not decrease the risk that H.I.V.positive men will infect women.

VOA: special.2009.07.29

Ms.Morford is a professor at the University of New Mexico and part of a research center at Gallaudet University in Washington.

VOA: special.2011.04.13

The Sloan-Kettering Memorial Cancer Center in New York City has been a leader in pain research and treatments linked to cancer.

VOA: special.2009.02.10

A research team at the Carmabi Foundation in Curacao carried out experiments to see if the same was true for baby coral.

VOA: special.2010.08.10

In nineteen seventy-six the economist Muhammad Yunus helped develop a research project in his native country of Bangladesh.

VOA: special.2010.06.16

Medical historians say the death of Clara Maass also created a public protest over the use of humans in yellow fever research.

VOA: special.2010.05.18

The research appears in the Archives of Pediatric and Adolescent Medicine, a journal of the American Medical Association.

VOA: special.2010.12.15

Last month,the African Medical and Research Foundation held a medical camp in Kenya to provide free operations to those with the condition.

VOA: special.2010.08.09