The decrease in the amount of dopamine can result in one or more general signs of Parkinson's disease.

VOA: special.2009.04.07

The study found that climate conditions alone could not explain the amount of tree cover in different areas.

VOA: special.2009.09.01

The result is a five to twenty percent drop in the amount of oxygen in the blood.

VOA: special.2009.07.14

They say the vaccines could be kept at thirty-seven degrees for a year or more with only small losses in the amount of vaccine.

VOA: special.2010.02.24

It describes in detail the huge amount of work involved in carefully examining the many layers of tar and earth.

VOA: special.2010.04.07

It also found that the children's ability was not dependent on the amount of time they had spent in child care.

VOA: special.2010.11.30

The Seventh Amendment gives the same right in civil cases that involve more than a small amount of money.

VOA: special.2009.08.31

In sixteen eighty-one, King Charles the Second of England gave William Penn a large amount of land to establish a colony.

VOA: special.2010.04.04

In many countries, women are half as likely as men to use fertilizers to increase the amount of crops.

VOA: special.2011.03.22

The vaccine did not lower the amount of virus in the blood of volunteers who became infected during the study.

VOA: special.2009.10.13

George Carmack,Skookum Jim Mason and Dawson Charlie were the first men to discover a great amount of gold in the Klondike.

VOA: special.2009.02.04

The other was its ability to reduce the amount of virus in the blood of people who became infected during the study.

VOA: special.2009.09.30

So for the ten patients in the study, doctors used a low amount of radiation to destroy only some of their marrow.

VOA: special.2009.12.16

If your combination of numbers is chosen, you win a huge amount of money often in the millions.

VOA: special.2009.10.04