Chemical methods developed over the past two decades enable preparation of colloidal
nanocrystals with uniform size and shape. These Brownian objects readily order into …

Background Tuberculosis (TB) is a major contributor to the global burden of disease and
has received considerable attention in recent years, particularly in low- and middle-income …

Inflammatory bowel disease (IBD), which comprises two main types, namely, Crohn’s disease
and ulcerative colitis, affects approximately 3.6 million people in the USA and Europe, and …

… Engel has visited numerous countries for entomological and paleontological studies, …
Engel have collectively published more than 250 scientific articles and monographs on the …

[Correction Notice: An erratum for this article was reported in Vol 44 (1) of Developmental
Psychology (see record 2007-19851-023). The DOI for the supplemental materials was printed …

We detect electroluminescence in single layer molybdenum disulfide (MoS 2 ) field-effect
transistors built on transparent glass substrates. By comparing the absorption, …

Transforming growth factor-β1 (TGF-β) can be tumor suppressive, but it can also enhance
tumor progression by stimulating the complex process of epithelial-to-mesenchymal …

Identifying the types of mathematics content knowledge that are most predictive of students’
long-term learning is essential for improving both theories of mathematical development and …

Genes of archaea encoding homologues of ammonia monooxygenases have been found on
a widespread basis and in large amounts in almost all terrestrial and marine environments, …

Background Qualitative synthesis has become more commonplace in recent years. Meta-ethnography
is one of several methods for synthesising qualitative research and is being used …