Abstract This paper addresses one of the open issues in reconstruction Proto-Tupi-Guarani (PTG) segmental phonology: The status *k -*kʲ opposition. We argue that contrast is artifactual and presumed evidence favor PTG *kʲ can be considered as secondary developments Kayabí, Guarayu, Kagwahiva, Tenetehára, Kamayurá, Ka’apor. establish additional facts regarding structure historical phonology TG l...

background studies showed that hbv vaccination and consequent level of antibody are not completely adequate among dentists despite performance of highly exposure prone procedures. objectives the objectives of the study were to evaluate the levels of responsiveness to hbv vaccine and to determine the occupational factors associated among dental staff. materials and methods in total, 1612 dental ...

conclusions because 66% of students were anti-hav antibody negative and they will work as health care workers in future, our study suggest vaccinating all students accepted at aja university of medical sciences. results of total 270 students, 30 were female. their age ranged between 18 and 30 years old with the mean age of 20.58 years and just 34% of students had positive level of anti-hav anti...

patients with organic acidemia are prone to different infections, which lead to acidosis episodes. some studies have evaluated the status of immune system in acidotic phase in these patients, but to the best of our knowledge no study has evaluated the immune system in non-acidotic phase of the disease. in this study, thirty-one patients with organic acidemia were enrolled. for evaluation of hum...