Sentences with phrase «using nanogram»

Because this technique is very sensitive, scientists obtain detailed data using nanogram - sized samples.

Not exact matches

After adjusting the data for age, sex, race, education, smoking, alcohol use, blood pressure, diabetes, high blood pressure medication, cholesterol levels, statin use and body mass index, the researchers found that those people who met both the recommended activity levels and had vitamin D levels above 20 nanograms per milliliter experienced about a 23 percent less chance of having an adverse cardiovascular event than those people with poor physical activity who were deficient for vitamin D. On the other hand, people who had adequate exercise but were vitamin D deficient didn't have a reduced risk of an adverse event.

Ten nanograms of reporter plasmid and 200 ng of miR7 expression plasmid were cotransfected with 1 ng of phRG - TK Renilla luciferase internal control plasmid (Promega) into 293TN cells using Lipofectamine 2000 reagent (Invitrogen).

Ten nanograms of total RNA from each cell line was converted to cDNA using the High - Capacity cDNA synthesis kit (Applied Biosystems).

The plated cells were then dissociated and counted using a hemocytometer in order to express results as picograms or nanograms of growth factor produced per day per million cells.

They then used the platform to determine the size distribution of as little as 10 nanograms (one - billionth of a gram) of HA extracted from the synovial fluid of a horse model of osteoarthritis.