This is the first in a series of practice guidelines commissioned by the Infectious Diseases
Society of America through its Practice Guidelines Committee. The purpose of these …

Zinc oxide, an important semiconducting and piezoelectric material, has three key characteristics.
First, it is a semiconductor, with a direct bandgap of 3.37 eV and a large excitation …

… In Figure 3 we show distribution function contours in the W, L plane. The outer legs of
each … Figure 8 (part of a figure from Hughes and Southwood, 1976a) shows results from a …

Natural products rarely exist in a state of maxi-mum purity or maximum concentration. They
are generally found in plant or animal tissues or fluids in the presence of other natural …

This article, prepared by the Infectious Diseases Society of America (IDSA) Fever and
Neutropenia Guidelines Panel, updates guidelines established a decade ago by the Infectious …

Genome-wide linkage disequilibrium (LD) mapping of common disease genes could be
more powerful than linkage analysis if the appropriate density of polymorphic markers were …

Materials and Methods.-Tritium-labeled thymidine of high specific activity (3 X 101 mc/mM)
was prepared by catalytic exchange of tritium from the carboxyl group of acetic acid to a …

A previously unknown rigid helical structure of zinc oxide consisting of a superlattice-structured
nanobelt was formed spontaneously in a vapor-solid growth process. Starting from a …

The ratio of dibenzothiophene to phenanthrene and the ratio of pristane to phytane, when
coupled together, provide a novel and convenient way to infer crude oil source rock …

Close relatedness has long been considered crucial to the evolution of eusociality. However,
it has recently been suggested that close relatedness may be a consequence, rather than a …