Arsenic is a trace element found in the earth, s crust at an average concentration of∼ 5 μg/g
(ppm). Although its relative abundance in the earth, s crust is about 54th, arsenic can …

Arsenic is the most prevalent environmental toxic element and causes health problems
throughout the world. The toxicity, mobility, and fate of arsenic in the environment are largely …

Protein design is a valuable tool for understanding the fundamental factors that dictate
protein structure and function. The field of protein design has seen significant progress over …

Resistance to silver compounds as determined by bacterial plasmids and genes has been
defined by molecular genetics. Silver resistance conferred by the Salmonella plasmid …

All living organisms have systems for arsenic detoxification. The common themes are (a)
uptake of As (V) in the form of arsenate by phosphate transporters,(b) uptake of As (III) in the …

Arsenic compounds have been abundant at near toxic levels in the environment since the
origin of life. In response, microbes have evolved mechanisms for arsenic resistance and …

Arsenic and selenium are readily metabolized by prokaryotes, participating in a full range of
metabolic functions including assimilation, methylation, detoxification, and anaerobic …

The human use of toxic heavy metals is here to stay. In addition to intentional poisoning with
arsenic (40)(arsenic levels in the hair of Napoleon Bonaparte approached 40 ppm, more …

Arsenic contamination in water has posed severe health problems around the world. In spite
of the availability of some conventional techniques for arsenic removal from contaminated …

Antimony (Sb) is a toxic metalloid that occurs widely at trace concentrations in soil, aquatic
systems, and the atmosphere. Nowadays, with the development of its new industrial …