Sentence examples for intervals cultures from inspiring English sources

At weekly intervals, cultures were fed by demi-depopulation.

Upon initiation of the experiment, 2 mL of micelle-containing serum free medium was added to the cultures and at hourly intervals, cultures were washed in warm PBS, then the medium was replaced by serum free medium without lipid.

At the same intervals, culture flasks were treated with trypsin for 30 min, and subsequently the cell suspension was centrifuged for 2 min at 500  g (4°C).

To assess the internalization of ligand receptor complexes at the different time intervals, culture dishes were removed from 37°C, the medium collected, surface-associated radioactivity removed by acetate buffer (pH 3.5) and cells dissolved in 1 N NaOH.

During the study interval, cultures from sterile sites positive for S. pneumoniae were identified from 99 HIV-infected patients 18 years old or greater.

At every 4 weeks intervals, the cultures were sub-cultured in their respective fresh media.

At periodic intervals, the cultures were interrupted by filtration, and the culture extracts were used to evaluate the lignin-modifying enzymes, lignin peroxidase and manganese peroxidase, as well as the residual diuron and its metabolites by high-performance liquid chromatography (HPLC).

To characterize centromere coupling we compared the kinetics of the formation of non-homologous and homologous centromere pairs in budding yeast cells harvested at intervals from cultures induced to enter meiosis.

Blood was sampled at serial time intervals; quantitative cultures were done; apoptosis of lymphocytes and of monocytes was assessed by flow cytometry; malondialdehyde (MDA) was estimated by the thiobarbiturate assay and passage through an HPLC system.

Five hundred microlitre samples were taken at specific intervals from cultures of R. cellulolyticum carrying pCel9A and p0 on mineral medium supplemented with erythromycin (10 mg/mL) and microcrystalline cellulose (5 g/L).

To describe clinical characteristics driving repeated blood culture sampling: clinical indications, time interval between cultures, and rates of blood culture-positivity.