INVESTIGATING the absorption of the vertical component of cosmic radiation in lead by means of a Geiger–Müller counter-telescope, George and Appapillai 1 found in 1945 at sea-level (London and Colombo ...

A routine analysis performed in life science laboratories is the measurement of protein concentration in liquid samples. Accurate measurement is often essential for subsequent analyses such as western ...

The ELISA (enzyme-linked immunosorbent assay) is a valuable and adaptable tool for researchers in global biochemistry, molecular biology, and diagnostics. It is a simple and efficient assay for ...

The recent trend in bioprocess development toward small bioreactors and high cell densities presents challenges for accurate on-line monitoring of liquid cell cultures. Traditional on-line optical ...

The relative amounts of apparent photosynthesis in two portions of the spectrum, one usually in the yellow, were determined for white pine trees grown in red or in blue-violet light. There were rather ...