Many living organisms contain biominerals and composites with finely tuned properties,
reflecting a remarkable level of control over the nucleation, growth and shape of the constituent …

… In preparing this fourth edition the original author and his colleague Dr Steve Millard have
been joined by Mr Mike Grantham who has a wealth of practical industrial experience with …

The CDC recommends that healthcare settings provide influenza patients with facemasks as
a means of reducing transmission to staff and other patients, and a recent report suggested …

Little is known about the amount and infectiousness of influenza virus shed into exhaled
breath. This contributes to uncertainty about the importance of airborne influenza transmission. …

To assess the association between recombination and nondisjunction of chromosome 21,
we analyzed cytogenetic and DNA markers in 104 trisomy 21 individuals and their parents. …

Influenza remains a serious public health threat throughout the world. Vaccines and antivirals
are available that can provide protection from infection. However, new viral strains emerge …

… time on the same site (test 3G); and (2) compare the encounter history of individuals caught
at a given occasion with those not caught, but known to be alive, at the same occasion (test M…

The strategy of enzymatic degradation of amino acids to deprive malignant cells of important
nutrients is an established component of induction therapy of acute lymphoblastic leukemia. …

While pamidronate has been well established in double-blind controlled studies as a treatment
for the symptoms and skeletal complications of metastatic bone disease, no studies have …

The timing of migration is one of the key life‐history parameters of migratory birds. It is expected
to be under strong selection, to be sensitive to changing environmental conditions and to …