Two antibiotics isolated from a culture MA-2465 were identified as aureothin and labilomycin, the chemical structures of which had been reported previously. It was also concluded that mycolutein and pulvomycin isolated as antibiotics in 1955 and 1957 respectively are also identical with aureothin and labilomycin. A cursory study of MA-2465 indicates that it is distinctly different from the cult...

Idiopathic dilated cardiomyopathy is a primary myocardial disease of unknown etiology characterized by left ventricular or biventricular dilation and impaired contractility. Depending upon diagnostic criteria used, the reported annual incidence varies between 5 and 8 cases per 100,000 populations. Dilated cardiomyopathy is defined by presence of: a) fractional myocardial shortening less than 25...

Dilated Cardiomyopathy in a Patient With Acromegaly: Echocardiographic Development After Treatment Acromegaly is a disease characterized by chronic growth hormone (GH) hypersecretion.1 Cardiovascular alterations such as hypertension (HT), left ventricular hypertrophy, and ischemic heart disease are common in this condition and represent the main cause of death.2 Nevertheless, dilated cardiomyop...