Schistosomiasis has been considered as a rural endemic disease. In the State of Pernambuco, migratory human movements from endemic areas to urban ones with precarious sanitary and environmental conditions, is being pointed out as responsible for expansion and transmission of schistosomiasis (CS Barbosa et al. 1996 Rev Saúde Pública 14: 693-700). The possibility that schistosomiasis mansoni coul...

Professor Chin-Thack Soh (M.D., D.M.Sc.) passed away on 31 October 2016. He was born on 30 January in 1921 in Iksan, Jeollabuk-do (Province), Korea and grew up there. He graduated from Severance Union Medical College (former Yonsei University College of Medicine) in 1941. He studied at Tokyo Imperial University in Japan on infectious diseases, including tuberculosis and typhoid fever until 1944...

“Nobody is born an epidemiologist. They always have a past: first they were physicians, biologists, sociologists, anthropologists, mathematicians, etc. ... [The past] weights on epidemiologists’ training and guides the kind of work they do. Ecologists, naturalists, humanists, and anthropologists have a more comprehensive view of natural phenomena, while sociologists often look for macrosocial ‘...

ARTICLES Real-time quantitative reverse transcription PCR for monitoring of blood-stage Plasmodium falciparum infections in malaria human challenge trials Sean C. Murphy, Jennifer L. Prentice, Kathryn Williamson, Carolyn K. Wallis, Ferric C. Fang, Michal Fried, Cris Pinzon, Ruobing Wang, Angela K. Talley, Stefan H. I. Kappe, Patrick E. Duffy, and Brad T. Cookson 383 Short report: Effi cacy of a...

The aquatic gastropod genus Probythinella THIELE is redefined and proposed as a monophyletic subunit (sister to Cincinnatia) within the North American component of the family Hydrobiidae (Prosobranchia: Rissooidea) on the basis of synapomorphies of blunt shell apex, presence of two seminal receptacles, short albumen gland, and blunt terminus of penis. Probythinella is composed of two parapatric...