Osmanlı - Rus İlişkilerinde Makedonya Sorunu (1885-1908)

Dev115253 1885..1892

Neural stem cells (NSCs) are defined by their ability to self-renew and to differentiate into mature neuronal and glial cell types. NSCs are the subject of intense investigation, owing to their crucial roles in neural development and adult brain function and because they present potential targets for gene and cell replacement therapies following injury or disease. Approaches to specifically gen...

Theory for Searching in a Thesau- rus

In this article we present a framework based on Situation Theory which models the Query by Navigation process in a Hypertext environment. Descriptors in the Hyperindex are transformed to so-called infons. Documents in the Hyperbase are represented as situations, which can support infons. Similarly, search paths are modeled as a number of followed information links between the infons expressing ...

Leon Chesley (1908-2000)

Leon Chesley studied hypertension, or high blood pressure, in pregnant women during the mid-twentieth century. Chesley studied preeclampsia and eclampsia, two hypertensive disorders found in approximately five percent of all US pregnancies. In New Jersey and New York, Chesley devoted over forty years to researching preeclampsia and eclampsia, and conducted several long-term studies using the sa...

1908 Scheme I + - CHOC

A synthetic strategy for the preparation of the quinone antibiotic naphthyridinomycin is outlined. An efficient synthesis of key tricyclic intermediate 6 is described. Naphthyridinomycin (I) is an architecturally interesting broad spectrum antibiotic produced by Streptomyces lusitanus. 9 1 2 The structure elucidation of 1 in I974ia,b revealed its unique hexacyclic structure which shared a quino...

Practical Medicine, Series 1908