Tumor necrosis factor-α (TNF) is initially expressed as a 26-kDa membrane-bound precusor
protein (pro-TNF) that is shed proteolytically from the cell surface, releasing soluble 17-kDa …

Samples from a hazardous waste site contaminated with lead and cadmium were analyzed
by four independent laboratories, each using a different technique: atomic absorption …

DNA strand breaks induced in human CCRF-CEM cells by electrophilic chemicals (carcinogens/mutagens)
can be readily quantitated via a facile alkaline unwinding assay. This …

Air and water pollutant emissions were measured from two 9.9 HP outboard engines: a two-stroke
Evinrude and its four-stroke Honda counterpart. In addition to the measurement of …

Primary effluent from a municipal wastewater treatment plant was used as the feed in bench
scale activated sludge systems. These systems were spiked with disperse azo dyes at 1 mg …

Gas chromatographic environmental analysis by direct aqueous injection (DAI) was studied
for 24 volatile organic analytes (VOAs). Internal standardization was used to determine the …

that they could have asked for any size within their wildest dreams and would have received
it. This supply lasted Cyanamid laboratories for many years. Robert S. McDonald re-…

Male rats were given a single oral dose (40 mg/kg) of bis(2-chloroethyl)ether (BCEE). Less
than 2% of the dose was recovered from the expired air as the unaltered parent compound …

Results Evaluation of System for Quantitation. Very little has been reported concerning the
capability of lightpipe GC/FT-IR systems for on-the-fly quantitation. Sparks et al.(12) and Lam …

Musk xylene (MX) is widely used as a fragrance ingredient in commercial toiletries.
Identification and quantitation of a bound 4-amino-MX (AMX) metabolite was carried out by gas …