Cholesterol-Lowering Fiber. The dietary fiber in guava helps protect your heart by promoting healthy cholesterol levels. High LDL cholesterol is a risk factor for heart disease, and consuming dietary fiber helps reduce blood LDL cholesterol levels, according to the Linus Pauling Institute.uava is a source of antioxidants, which help protect your heart. A 2-ounce guava fruit provides 125 milligrams of vitamin C, or 208 percent of the daily value. Individuals with a higher consumption of vitamin C have a lower risk of developing coronary heart disease, according to the Linus Pauling Institute.
Types of Cell Culture Contamination The two main forms of cell culture contamination are chemical and biological. Chemical cell culture contamination refers to the adulteration of a cell culture with nonliving substances that have a negative impact on the culture system.
Chlamydia cell culture. A test in which the suspected chlamydia sample is grown in a vial of cells. The pathogen infects the cells and after a set incubation time (48 hours) the vials are stained and viewed on a fluorescent light microscope.