Diclofenac gel (brand name Voltaren), an expensive prescription drug, [also] reduces swelling. ... Tofacitinib, an [oral] biologic drug recently approved in November, will greatly benefit rheumatoid arthritis and psoriatic arthritis patients, especially when used with methotrexate ...
The main groups of unicellular organisms are bacteria, archaea, protozoa, unicellular algae and unicellular fungi. Unicellular organisms fall into two general categories: prokaryotic organisms and eukaryotic organisms.
Cells of Bacteria: The cells of bacteria are different from those of plants and animals in many ways, the most obvious of which is that bacteria lack a nucleus and other membrane-bound organelles (except ribosomes). Unlike animals and plants, bacteria have pili, flagella, and most have a cell capsule. Bacterial cells include the following: Diet: Bacteria have a wide range of diets. Some are heterotrophs (they eat other organisms) and others are autotrophs (they make their own food). Most heterotrophic bacteria are saprobes (they absorb dead organic material like rotting flesh).