Soaps containing triclosan
at concentrations commonly seen in products sold to the public were found to be no better for killing bacteria and preventing infectious illness than soaps that did not contain triclosan.
For the current study, researchers spiked soil with a mixture of PCBs
at concentrations commonly found in soils and sediments — and which pose a potential risk to human and environmental health.
The most heavily used herbicide in the United States, atrazine, makes hermaphrodites of male frogs
at concentrations commonly found in the environment, according to a study published in the 16 April issue of the Proceedings of the National Academy of Sciences.
Not exact matches
However, reductions in these individuals» low - density lipoprotein (LDL,
commonly called the «bad cholesterol») and triglyceride
concentrations were marginal, said lead author Bridget A. Hannon, a graduate research assistant
at the university.
Commonly, scientists use various strategies to improve DMFC performance
at high
concentrations of methanol.
The researchers documented the
concentration of sexual females and asexual females
at multiple sites in the same lake and compared how their populations were affected by a parasitic worm
commonly associated with the snails.
They applied each treatment
at three
concentrations that span a range
commonly found in lakes, ponds, and wetlands: 50, 100, and 200 milligrams per liter of choloride.
To assess the impact of maternal Abs on vaccine
commonly administered in infancy, Jones et al. (131) examined the relationship between the
concentration of Abs against pertussis, H. influenzae type B, tetanus toxoid, and pneumococcal Ags
at birth and after primary immunization.
The high - technology instrument binnacle places all of the
commonly used controls close to the driver's hands, allowing full
concentration on driving
at all times.
The following maps show the probability of encountering September sea ice
at concentrations greater than 15 % (corresponding to ice extent as
commonly defined) in a particular grid cell.