Dynamic model of COVID-19 disease with exploratory data analysis.

Novel Coronavirus is a highly infectious disease, with over one million confirmed cases and thousands of deaths recorded. The disease has become pandemic, affecting almost all nations of the world, and has caused enormous economic, social and psychological burden on countries. Hygiene and educational campaign programmes have been identified to be potent public health interventions that can curtail the spread of the highly infectious disease.

Prevention of short-term memory impairment by Bryophyllum pinnatum (Lam.) Oken and its effect on acetylcholinesterase changes in CCl4-induced neurotoxicity in rats.

Background Short-term memory impairment is a neurodegenerative disease associated with oxidative stress. Bryophyllum pinnatum (Lam.) Oken of the family Crassulaceae is traditionally used in the treatment of diseases, such as cough, wounds, and kidney diseases.

Bryophyllum pinnatum inhibits arginase II activity and prevents oxidative damage occasioned by carbon tetrachloride (CCl) in rats.

Bryophyllum pinnatum (B. pinnatum) (Lam.) Oken is used in tropical Africa for the treatment of several diseases such as kidney and urinary disorders.

Rat liver alcohol dehydrogenase isozymes: influence of infection with Trypanosoma.

A study has been made of changes in alcohol dehydrogenase (ADH) isozymes in livers of rats infected with the following trypanosomes: Trypanosoma cruzi, T. rhodesiense, T. congolense, and six geographical isolates of T.