The lack of a method for demonstrating the presence of Treponema pallidum by growth
necessitates the use of alternative methods. Traditionally, these methods are divided into …

Lake ecosystems and the services that they provide to people are profoundly influenced by
dissolved organic matter derived from terrestrial plant tissues. These terrestrial dissolved …

Publisher Summary This chapter describes phosphorus in the lithosphere that always
occurs in the quinquevalent oxidation state. Nearly 200 phosphorus minerals have been …

We explore the role of lakes in carbon cycling and global climate, examine the mechanisms
influencing carbon pools and transformations in lakes, and discuss how the metabolism of …

Abstract The Interface Region Imaging Spectrograph (IRIS) small explorer spacecraft
provides simultaneous spectra and images of the photosphere, chromosphere, transition …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) mutations may diminish
vaccine-induced protective immune responses, particularly as antibody titers wane over …

Glucose tolerance and mortality: comparison of WHO and American Diabetes Association
diagnostic criteria — University of Helsinki Skip to main navigation Skip to search Skip to main …

The proposed model for the wind speed deficit in wind farms is analytical and encompasses
both small wind farms and wind farms extending over large areas. As is often the need for …

The article develops the notion of covariational reasoning and proposes a framework for
describing the mental actions involved in applying covariational reasoning when interpreting …

Neurological dysfunction, seizures and brain atrophy occur in a broad spectrum of acute and
chronic neurological diseases. In certain instances, over-stimulation of N-methyl-D-aspartate …