Whether formoterol imparts anabolic benefits in humans is unknown.
Just how lethal a bird flu pandemic would be in humans is unknown.
How or when XMRV found its way into humans is unknown.
(Female mosquitoes bite, so genetically modified females could, in theory, pass novel proteins to humans, with unknown consequences).
The degree to which such inherent patterning exists in humans is unknown.
However, the relationship between life-long physical activity habits and resting baseline levels of serum BDNF in humans remains unknown.
The effect of these strategies on incidence of Lyme disease in humans is unknown.
Whether the same technique will work in humans is unknown, but the UC Berkeley team hopes to find out.
The driver of reduced IFNlambda4 antiviral activity in humans remains unknown but likely arose between 6 million and 360,000 years ago in Africa.
Whether the Schmallenberg virus could sicken humans is unknown.
However, the precise role of these amino acids in humans is unknown.
