Cleft palate and cleft lip are two of the most common birth defects in human beings.

VOA: special.2009.12.22

He believes the treatment could also be effective in human beings.

VOA: special.2010.03.16

"Since that time we've really learned that as close as they are to human species, they're not close enough for any real scientific outcomes for drug testing.I think like that" That's Elizabeth Kucinich, wife of U.S. Congressman Dennis Kucinich, she is a long-time animal welfare advocate and serves as director of public affairs, for the Physicians Committee "Over 80 different HIV-related vaccines have worked in chimpanzees but none have proven effective in human beings.

VOA: standard.2010.02.16

The archeologists say its discovery helps show that early modern human beings in Europe had a complex and creative culture.

VOA: special.2009.08.18

Mister Cooper says the substances build up in the cells of plants, animals and human beings.

VOA: special.2009.06.23

It says an explosion or explosions by comets could explain the disappearance of many animals and human beings who lived in North America at that time.

VOA: special.2009.01.20

Genes exist in plants,animals, human beings and even some viruses.

VOA: special.2010.03.23

"Everybody should have feelings and sensitivity to other human beings and show that in their life.

VOA: standard.2009.05.31

"Three hundred and fifty million human beings in the world are infected with Hepatitis-B virus.

VOA: standard.2010.02.16