Sentences with phrase «number of parasites into»
«If snails are releasing a smaller number of parasites into the environment, people are less likely to be infected.»
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«You can have a number of parasite species living inside the same host,» he said, «for example, there could be ten species of nematodes in one host species, and if that host species splits into two, there are 20 species of nematodes.
The researchers found that the mice responded to the parasite by shifting their immune system into high gear, producing large numbers of white blood cells.
Once the parasite has multiplied a number of times, the red blood cells bulge and eventually burst, releasing the parasite into the blood.
Problem Hawaii has the highest number of endangered birds in the US due in part to avian malaria, a parasite introduced into Hawaii that is causing disproportionate mortality in native forest birds, particularly honeycreepers.
There are a number of cat parasites that fall into the gastrointestinal category.
Another recent study found that climate change will increase the number of Lyme disease infected ticks, parasites that drill into their prey and extract their blood, leaving sickness and suffering in their wake.