Sentences with phrase «humans with weak immune systems»

Not exact matches

For example, although early clinical trials of Listeria - based vaccines have shown that the neutralized bacterium produces only mild flulike symptoms in human patients with cervical cancer, the various methods of genetically disarming the bacteria should be explored to find the safest approach for people gravely ill with pancreatic cancer, because these patients are likely to already have weak immune systems.

Especially with humans living today on this planet such as it is — our immune systems are too weak to withstand overloads anymore.