https://www.selleckchem.com/products/sgi-110.html Isolated pulmonary valve endocarditis (PVE) is an extremely uncommon clinical finding comprising less than 1.5-2% of cases for infective endocarditis. It is a challenging condition to diagnose mainly because of nonspecific signs and symptoms at presentation. A 58-year-old married and retired man was admitted to a community hospital for evaluation of chest pain. Transesophageal echocardiography (TEE), 2 days after, revealed semi-mobile vegetation on the pulmonary valve and pulmonary artery wall. Moreover, occlude devices at the root of the aorta, and the pulmonary artery was seen. Left ventricular ejection fraction (LVEF) with systolic dysfunction, mild aortic insufficiency (AI), mild tricuspid regurgitation (pulmonary artery pressure of 50 mmHg) without pericardial effusion, was also reported in Echocardiography. Blood cultures, viral markers, and Brucella IgG and IgM titration were negative during the admission. The patient received a 4-week course of intravenous antibiotic therapy included Ceftriaxone and Teicoplanin (Targocid).Human pluripotent stem cells (PSCs) including embryonic stem cells (ESCs) and induced pluripotent stem cells (iPSCs) have the remarkable potential to self-renew and develop into various cell lineages. Human mesenchymal stem cells (MSCs) or multipotent stem cells that are present in various organs can self-renew and differentiate into multiple mesenchymal lineages. Both human PSCs and MSCs hold great promise in cell-based therapies, disease modeling, drug discovery, and regenerative medicine. Human stem cells must be cultured under the optimal conditions to use them in transplantology. Therefore, researchers must ensure the sterility of human stem cell lines. Bacterial contamination is a common problem in laboratories and major precautions are required to detect the types of microorganisms, eliminate, and prevent contamination in cell cultures. Stem cell culture media usually contains antibio