The initial explosion from an isolated hunter (the real and original Patient Zero) into the larger human population took place in the 1920s because health authorities in French administered territories in Africa Initiated large-scale programs at that time to reduce the burden of sleeping sickness, caused by a blood-borne parasite
. The only available treatment was an injectable arsenic-based drug.
It is a blood-borne parasite
that can take up to 20 years to demonstrate symptoms and can live in stored blood for up to 30 days.
As a consequence, the midgut should become inhospitable to the blood-borne parasite
, causing it to die instead of reproducing, Dr.
The US Food and Drug Administration (FDA) announced it has approved a second test to screen blood, tissue, and organ donors for a blood-borne parasite
, Trypanosoma cruzi (T.
The needles were part of a mass campaign by health authorities to combat a blood-borne parasite
that causes schistosomiasis, a common illness in Egypt.
Since the 1920s, health authorities employed needles in mass campaigns against schistosomiasis, a common illness caused by a blood-borne parasite
. The needles were disinfected with procedures considered sufficient at that time.
Food and Drug Administration last week approved a new test to screen blood donors for a blood-borne parasite
that causes Chagas' disease, a serious and potentially fatal parasitic infection.
"We believe our results are the first to show that alcohol consumption can have a protective effect against infectious disease, and in particular against blood-borne parasites
," said Todd Schlenke, the evolutionary geneticist who led the research.
Taking antimalarial medication during and for several weeks after a trip cannot guarantee you won't contract malaria, but can significantly decrease the likelihood of any blood-borne parasites
converting to the disease later.