These 'non-conventional' methods of treatment, are termed as alternative medicine. They include homeopathy, traditional Chinese medicine, Ayurveda, acupuncture, yoga and many more. These types of medical sciences are also known as complementary medicine, when used along with the conventional medical treatment.hese 'non-conventional' methods of treatment, are termed as alternative medicine. They include homeopathy, traditional Chinese medicine, Ayurveda, acupuncture, yoga and many more. These types of medical sciences are also known as complementary medicine, when used along with the conventional medical treatment.
They are produced by the division of monocytes. Foam cells are formed when the body sends macrophages to the location of a fatty deposit on the blood vessel walls. The macrophage surrounds the fatty material in an attempt to destroy it. The cell becomes filled with lipids. The lipids surrounded by the macrophage give it a âfoamyâ appearance.
Natural killer cells, or NK cells, are a part of the innate immune system which does not directly attack invading microbes. Instead, NK cells destroy compromised host cells, such as tumor cells or virus-infected cells. It recognises such cells by a condition known as missing self.hese are immune cells that engulf, i.e. phagocytose, pathogens or particles. To engulf a particle or pathogen, a phagocyte extends portions of its plasma membrane, wrapping the membrane around the particle until it is enveloped (i.e. the particle is now inside the cell).