T and B cells. Lymphocytes originate from stem cells in the bone marrow; these stem cells divide continuously, releasing immature lymphocytes into the bloodstream. Some of these cells travel to the thymus, where they multiply and differentiate into T lymphocytes, or T cells.
Cellophane is a thin, transparent sheet made of regenerated cellulose. Its low permeability to air, oils, greases, bacteria and water makes it useful for food packaging. Cellophane is in many countries a registered trade mark of Innovia Films Ltd based in Wigton, Cumbria, United Kingdom.
Types of Noodles used in Chinese cooking. Cellophane Noodles - Also called bean threads, slippery noodles, or even bean vermicelli, cellophane noodles are made from mung bean starch. Before using, soak them in hot (not boiling) water. Cellophane noodles work well in soups and stir-fries, absorbing the flavor of the foods they are cooked with.