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Interaction between humic substances and metallic ions: A selectivity study of humic substances and their possible therapeutic application
(2007-09-06)
The complexation capacity of humic substances extracted from peat samples taken from the Mogi River in Ribeirao Preto, SP, Brazil, was determined using metal ions (Al(III), Pb(II), Cr(VI) and Cd(II)), yielding the following ...
Relationship between levels of neuropeptide Substance P in periodontal disease and chronic pain: a literature review
(2014)
The aim of the current review was to investigate the relationship between levels of neuropeptide Substance P in periodontal disease and chronic pain. Substance P is a neuropeptide that is directly related with pain. In ...
Substance P and NK-1R expression in oral precancerous epithelium
(SPANDIDOS PUBL LTD, 2009)
The objectives of this study were to investigate the presence and distribution of substance P and neurokinin 1 receptor in oral premalignant epithelium and their relation with the presence of dysplasia, and to analyze ...
Relationship between everyday discrimination and substance use among adolescents in Northern Chile
(MDPI, 2021)
Substance use is a public health problem that affects the normal physical, neurological, and
psychological development of adolescents. Apparently, discrimination is an important variable for
explaining the initiation and ...
Aquatic Humic Substances: Relationship Between Origin and Complexing Capacity
(Springer, 2018-05-01)
Aiming to determine the relationship between source and complexing capacity, humic substances obtained from three sites (Sorocaba and Itapanhau Brasilian rivers, and Xochimilco Lake in Mexico) were studied. Copper, manganese, ...
Toxicity assessment of arsenic and cobalt in the presence of aquatic humic substances of different molecular sizes
(Elsevier B.V., 2017-05-01)
using environmentally relevant concentrations of arsenic and cobalt were conducted both in the presence and absence of aquatic humic substances (AHS) and the fractions of different molecular sizes in the range of (< 5, ...
Toxicity assessment of arsenic and cobalt in the presence of aquatic humic substances of different molecular sizes
(2017-05-01)
The release of contaminants in aquatic ecosystems can be influenced by humic acids. In this study, toxicity tests using environmentally relevant concentrations of arsenic and cobalt were conducted both in the presence and ...
Substance P regulates the expression of matrix metalloproteinases and tissue inhibitors of metalloproteinase in cultured human gingival fibroblasts
(BLACKWELL PUBLISHING, 2008)
Background and Objective: Substance P may play a role in the pathogenesis of periodontal disease; however, its mechanisms of modulation are not clear. This study evaluated the effect of two concentrations of Substance P ...
Fractionation and identification of the nucleic acid-related substances secreted by Streptomyces aureofaciens
(1996-12-01)
S. aureofaciens growth in a chemically defined medium was associated with the active secretion of nucleic acid-related substances in the medium. High secretion depended on low availability of phosphate, and fractionation ...
Fractionation and identification of the nucleic acid-related substances secreted by Streptomyces aureofaciens
(Editora Unesp, 1996-01-01)
S. aureofaciens growth in a chemically defined medium was associated with the active secretion of nucleic acid-related substances in the medium. High secretion depended on low availability of phosphate, and fractionation ...