Phytochemical Screening and Biological Activities of Convolvulus Oxyphyllus Extracts.

  As a member of Convolvulaceae family, Convolvulus oxyphyllus (C. oxyphyllus) is used in many medicinal contexts. The purpose of this study was to investigate the biological potency of plant methanolic extracts and determine the main bioactive components that give them their potencies.

Association Between Rhesus and ABO Blood Group Types and Their Impact on Clinical Outcomes in Critically Ill Patients with COVID-19: A Multi-Center Investigation.

Background: There is increasing evidence suggesting that ABO blood type may play a role in the immunopathogenesis of COVID-19 infection. In addition to ABO blood type, the Rhesus (Rh) factor has also been implicated in various disease processes. Therefore, our study aimed to assess the association between both ABO and Rh blood types in critically ill patients with COVID-19 and their clinical outcomes.