Results 51 to 60 of about 10,099,064 (215)

Ecological Sanitation and nutrient recovery from human urine: How far have we come? A review

open access: yes, 2017
To address the shortcomings of modern wastewater treatment, Ecological Sanitation (EcoSan) has been advocated as a sustainable approach to promote closed-loop flows of resources and nutrients from sanitation to agriculture.
P. Simha, M. Ganesapillai
semanticscholar   +1 more source

Development and Validation of a High-Performance Liquid Chromatography-Inductively Coupled Plasma Mass Spectrometry Method for the Simultaneous Determination of Arsenic and Mercury Species in Human Urine

open access: yesChemosensors
The simultaneous determination of arsenic and mercury species in human urine is critical for clinical diagnostics and therapeutic monitoring because it reduces the costs, time, and consumption of samples.
Chenyang Zheng   +8 more
doaj   +1 more source

Simple and Sensitive Analysis of Clenbuterol in Urine Matrices by UHPLC-MS/MS Method with Online-SPE Sample Preparation

open access: yesSeparations, 2022
Clenbuterol is one of the most misused anabolic agents in professional sports. Therefore, the monitoring of clenbuterol in body fluids such as human urine is related to the development of rapid, selective and sensitive analytical methods that produce ...
Kristián Slíž   +3 more
doaj   +1 more source

Adrenotrophic Activity of Human Urine.

open access: yesExperimental Biology and Medicine, 1949
SummaryUsing a specific and sensitive assay procedure, we have tested the urine of normal persons and of patients having a variety of disease states for its adrenotrophic activity. Tests using both fresh urine and urine concentrates prepared in three different ways were carried out.
W, LOCKE, A, ALBERT, E J, KEPLER
openaire   +2 more sources

Fiber-Enhanced Raman Sensing of Cefuroxime in Human Urine.

open access: yesAnalytical Chemistry, 2018
Fiber-enhanced Raman spectroscopy was developed for the chemically selective and sensitive quantification of the important antibiotic cefuroxime in human urine. A novel optical sensor fiber was drawn and precisely prepared. In this fiber structure, light
D. Yan   +6 more
semanticscholar   +1 more source

Novel Ionophore for the Potentiometric Determination of Cetirizine Hydrochloride in Pharmaceutical Formulations and Human Urine

open access: yesInternational Journal of Electrochemical Science, 2009
Cetirizine (CT) membrane sensors of conventional (CE) and carbon paste (CPE) have been prepared, based on β-cyclodextrin (βCD) as ionophore and potassium tetrakis[3,5-bis(trifluoro-methyl) phenyl]borate (KTFPB) as anionic membrane additive.
Nashwa M.H. Rizk   +3 more
doaj   +1 more source

OXYTOCIC POLYPEPTIDES IN HUMAN URINE [PDF]

open access: yesBritish Journal of Pharmacology and Chemotherapy, 1957
The work of Gomes on the polypeptide in human urine which causes contraction of the rat uterus has been extended. Concentrates were prepared by means of paper pulp columns similar to those used by Rocha e Silva and his colleagues for the purification of bradykinin, and evidence was obtained for the presence of two different active substances not only ...
openaire   +2 more sources

UV/H2O2 and UV/PDS Treatment of Trimethoprim and Sulfamethoxazole in Synthetic Human Urine: Transformation Products and Toxicity.

open access: yesEnvironmental Science and Technology, 2016
Elimination of pharmaceuticals in source-separated human urine is a promising approach to minimize the pharmaceuticals in the environment. Although the degradation kinetics of pharmaceuticals by UV/H2O2 and UV/peroxydisulfate (PDS) processes has been ...
Ruochun Zhang   +6 more
semanticscholar   +1 more source

Influence of microalgae retention time on biomass production in membrane photobioreactor using human urine as substrate

open access: yesVietnam Journal of Science, Technology and Engineering, 2018
Human urine is known as the excreta with a high concentration of nitrogen and phosphorus, causing eutrophication in water bodies. In this study, human urine was used to feed microalgae (Chlorella vulgaris) in a membrane photobioreactor (MPBR) at various
Nguyen Van Thuan   +4 more
doaj   +1 more source

Corynebacterium phoceense sp. nov., strain MC1T a new bacterial species isolated from human urine

open access: yesNew Microbes and New Infections, 2016
Corynebacterium phoceense strain MC1 (= CSUR P1905 = DSM 100570) is a novel Corynebacterium species isolated from the urine of a kidney transplant recipient as a part of a culturomics study.
M. Cresci   +10 more
doaj   +1 more source

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