Sentence examples for membrane cutoff of from inspiring English sources
The micelle building rhamnolipids can be retained using ultrafiltration with a membrane cutoff of 10 kDa (Mulligan and Gibbs 1990).
These probes have a shaft length of 7 mm with a 2-mm-long cuprophane membrane (cutoff of 6,000 Da) of 0.24-mm outer diameter.
Conditioned media were collected, cellular debris removed by centrifugation, and 500 µl of each medium was concentrated using a Microcon filter device (Millipore) with a membrane cutoff of 30 kDa.
Fifty microliters of the solution were then removed at given times and spun at 13,000 g for 5 min through an Amicon Ultra-0.5 centrifugal filter device (Millipore, Billerica, MA) with a membrane cutoff of 3 kDa.
AS was agitated in the presence of 5-HT, and aliquots collected at different times of amyloidogenesis were centrifuged through an ultrafiltration device with a membrane cutoff of 3 kDa, which is permeable for unbound 5-HT but not for 5-HT bound to AS.
To separate free dye from the scFv-bound dye and to exchange the buffer to PBS, the solution was loaded on a microcon concentrator column YM-10 (Millipore) with a membrane-cutoff of 10 kDa.
Finally, it should be mentioned that the medical literature regarding HCO membranes contains significant heterogeneity due to differences in terms of type of HCO membrane (cutoff points, surface area, and composition), modality used, and type of cytokines measured, making conclusions regarding this strategy difficult to establish.
The amount of free Arb in Arb∶DMPC mixture was estimated after rapid separation of lipids on ultrafiltration membrane (cutoff 5000 Da) and measure of Arb concentration in the ultrafiltrate at 280 nm.
Membrane cutoff is defined by the molecular weight (in kDa) of molecules with a sieving coefficient (SC) of 10% across the membrane.
Colloid osmotic pressure (COP) was analyzed from heparinized blood samples by means of a membrane oncometer (BMT 921; Thomae GmbH, Biberach, Germany) (membrane cutoff was 20,000 Da).
This is not surprising, however, because the 5 kDa membrane cutoff point for molecular diffusion with this technique lies largely below the MW of OPN.
