1. Flocculation reactions of anti-erythrocyte sera on emulsions of alcoholic extract of blood are described. 2. The reactions are markedly species-specific. 3. Besides the homologous reactions certain others-"heterogenetic"" ones-have been observed, and in this way the existence of new examples of heterogenetic antibodies has been demonstrated. 4. Group-specific substances can be extracted from...

BACKGROUND The aim of this study was to analyze the pattern and types of sensory nerve endings in ankle collateral ligaments using histological techniques, in order to observe the morphology and distribution of mechanoreceptors in the collateral ligaments of cadaver ankle joint, and to provide the morphological evidence for the role of the ligament in joint sensory function. METHODS Twelve la...

A recent analysis of two handwritten sheets paper by Henry Cavendish (1731–1810) reveals the details his calculation deflection light induced gravitational field isolated celestial bodies. Except for a few lines from one these pages, where communicated result, documents have never been published. This gave rise to speculations about how, if at all, derived formula angle own calculations. Such d...