Even without inoculation, natural levels of the bacteria might build up sufficiently after a number of years of growing soybeans.
It restored our natural levels of hormones…I had to dope to keep my job".
Variability in colonization mimicked natural levels of variability in these fauna reported elsewhere.
We identified five natural levels of design maturity, with Level 1 being the least mature and Level 5 being the most.
In grassy woodland ecosystems, this may involve heterogeneous plantings which emulate natural levels of canopy cover and solar penetration.
One study, the Baltimore Longitudinal Study of Aging, found that over an average of 10 years, older men with higher natural levels of circulating testosterone had better visual and verbal recall and performed spatial tasks more adeptly than their peers.
For bitter taste receptors in general, and TAS2R16 in particular, substrates often exhibit high EC50 values, matching the natural levels of bitter toxins in food and implying weak (but specific) binding interactions.
We compared philopatry at colonies where parasitic swallow bugs, Oeciacus vicarius, had been removed by fumigation with that at nonfumigated sites exposed to natural levels of ectoparasites.
The experiments were replicated at two different concentration levels, which encompassed the natural levels of the compounds of interest found in distilled spirits.
Scientists have discovered that natural levels of the radioactive gas, which is thought to kill up to 2,000 people in the UK each year, are affected by changes in the lunar cycle, because it alters the gravitational pull on the Earth.
In 2013 it was revealed that four young female athletes from developing countries, all with atypically high but entirely natural levels of testosterone, were sent to a clinic in France where doctors proposed removing their gonads and partially removing their clitorises.
