Science / Genetics / Phage: A virus for which the natural host is a bacterial cell.


Science / Genetics / Bacteriophage: A virus whose host is a bacterium: commonly called phage. MORE

Gastroesophageal Sphincter

Science / Biology / Gastroesophageal Sphincter: A ring of muscle at the junction of the esophagus and the stomach that remains closed except during swallowing to prevent the stomach contents from entering the esophagus. MORE


Science / Biology / Macrophages: A type of white blood cell derived from monocytes that engulf invading antigenic molecules, viruses, and microorganisms and then display fragments of the antigen to activate helper T cells; ultimately MORE


Science / Biology / Bacteriophages: Viruses that attack and kill bacterial cells; composed only of DNA and protein. MORE

Garlic (Allium sativum)

Health / Herbs / Garlic (Allium sativum): Lowers blood pressure and cholesterol level, increases phagocyte and peritoneal macrophage production, thereby acting as an antimicrobial, effective in treating throat infection. MORE


Science / Genetics / Cosmid: Artificially constructed cloning vector containing the cos gene of phage lambda. Cosmids can be packaged in lambda phage particles for infection into e. Coli: this permits cloning of larger dna fragme MORE