Tropical forage genetic resources are essential material for the development of adapted pasture crops. Collection, conservation and characterization of these resources are needed to preserve them for future generations. Collections were made after 1970 by CIAT, CSIRO and ILRI. The current status of these collections and present conservation methods are reviewed. Genetic diversity has been asses...

background and objectives: pneumocystis jiroveci is an important causative agent of pneumocystis pneumonia. during childhood, exposure to pneumocystis occurs and antibody was built in early childhood. the aim of this study was to describe the molecular epidemiology of p. jiroveci in children without any respiratory syndrome and survey the distribution of different mitochondrial large subunit, r...