The light- and electron-microscopic appearances of a liver biopsy from a case of erythrohepatic protoporphyria are compared with the appearances of the liver in griseofulvin-induced porphyria in mice. Crystals are present in hepatocytes and in the bile secretory pathways in each case. The nature and significance of these is discussed.

This paper proposes a system estimating arbitrary 3-D human hand postures in real-time. Differently from most of the previous real-time system, it can accept not only predetermined hand signs but also arbitrary postures and it works in a monocular camera environment. The estimation is based on a 2-D image retrieval. More than 16000 possible hand appearances (silhouette contours) are first gener...

BACKGROUND The appearance of a cigarette brand in a cinema film gives the brand a certain distinction through its association with the characters and general tone of the film. Through the worldwide distribution of films, brands are promoted globally. We assessed the tobacco-brand appearances in a 10-year sample of contemporary films. METHODS We viewed the contents of the top 25 US box-office ...

BACKGROUND Tobacco promotion is now tightly restricted in the UK and many other countries, but tobacco imagery including brand appearances in the media remain potentially powerful drivers of smoking uptake among children and young people. The extent to which tobacco imagery and specific products have appeared in the most popular films viewed in the UK over 20 years has been measured, in relatio...

AIMS The average US adolescent is exposed to 34 references to alcohol in popular music daily. Although brand recognition is an independent, potent risk factor for alcohol outcomes among adolescents, alcohol brand appearances in popular music have not been assessed systematically. We aimed to determine the prevalence of and contextual elements associated with alcohol brand appearances in US popu...

This article describes information about ESP teaching, its various features, appearances, benefits, effectiveness.