microorganisms
81lymphatic system — Anat., Zool. the system by which lymph is returned from the cells to the blood and by which white blood cells are produced in response to inflammation or presence of antigens; in mammals, the system includes the lymph glands, vessels and sinuses… …
82protist — protistan /proh tis teuhn/, adj., n. protistic, adj. /proh tist/, n. any of various one celled organisms, classified in the kingdom Protista, that are either free living or aggregated into simple colonies and that have diverse reproductive and… …
83vaccine — /vak seen / or, esp. Brit., /vak seen, sin/, n. 1. any preparation used as a preventive inoculation to confer immunity against a specific disease, usually employing an innocuous form of the disease agent, as killed or weakened bacteria or viruses …
84Ehrenberg, Christian Gottfried — born April 19, 1795, Delitzsch, Saxony died June 27, 1876, Berlin, Ger. German biologist, explorer, and founder of micropaleontology (the study of fossil microorganisms). He received his M.D. from the University of Berlin. He identified and… …
85bone disease — Introduction any of the diseases or injuries that affect human bones (bone). Diseases and injuries of bones are major causes of abnormalities of the human skeletal system (skeletal system, human). Although physical injury, causing fracture,… …
86fruit processing — Introduction preparation of fruit for human consumption. Fruit is sometimes defined as the product of growth from an angiosperm, or flowering plant. From a purely botanical point of view, the fruit may be only the fleshy growth that arises …
87Infection — The growth of a parasitic organism within the body. (A parasitic organism is one that lives on or in another organism and draws its nourishment therefrom.) A person with an infection has another organism (a germ ) growing within him, drawing its… …
88Alveolar macrophage — Micrograph showing hemosiderin laden alveolar marcophages, as seen in a pulmonary haemorrhage. H E stain. An alveolar macrophage (or dust cell) is a type of macrophage found in the pulmonary alveolus, near the pneumocytes, but separated from the… …
89Microbial electrosynthesis — is a form of microbial electrocatalysis in which electrons are supplied to living microorganisms via a cathode in an electrochemical cell by applying an electric current. The electrons are then used by the microorganisms to reduce carbon dioxide… …
90Human microbiome — The human microbiome (or human microbiota) is the assemblage of microorganisms that reside on the surface and in deep layers of skin, in the saliva and oral mucosa, in the conjunctiva, and in the gastrointestinal tracts. They include bacteria,… …
