Ansamycins is a family of secondary metabolites that show antimicrobial activity against many gram-positive and some gram-negative bacteria and includes various compounds, among which: streptovaricins and rifamycins. In addition, these compounds demonstrate antiviral activity towards bacteriophages and poxviruses.
Blood vessels, literally the lifelines in our bodies, are essential to delivering the nutrients our organs need to survive. A term commonly referred to as angiogenesis. But angiogenesis also has a deadly side effect: they can also feed cancerous growths.