Influenza
Influenza, commonly known as flu, is an infectious disease of bird s and mammal s caused by RNA virus es of the family Orthomyxoviridae (the influenza viruses). In humans, common symptoms of influenza are fever , sore throat , muscle pains , severe headache , cough ing, weakness an more
Tooth development
Tooth development is the complex process by which teeth form from embryo nic cells , grow , and erupt into the mouth . Although many diverse species have teeth, non-human tooth development is largely the same as in humans. For human teeth to have a healthy oral environment, more
Chromatophore chromatophores mediate background adaptation on exposure to dark (top) and light environments (bottom).
Chromatophores are pigment -containing and light-reflecting cells found in amphibian s, fish , reptile s, crustacean s, and cephalopod s. They are largely responsible for generati more
RNA interference trims double stranded RNA, to form small interfering RNA or microRNA . These processed RNAs are incorporated into the RNA-induced silencing complex (RISC), which targets messenger RNA to prevent translation .
RNA interference (RNAi) is a mechanism that inhibits gene expression more
Bupropion
Bupropion (INN ; previously known as amfebutamone, Wellbutrin, Zyban) is an atypical antidepressant that acts as a norepinephrine and dopamine reuptake inhibitor , and nicotinic antagonist . Bupropion belongs to the chemical class of aminoketones and is similar in structure to the stim more