Results 31 to 40 of about 621,408 (312)

A Three-Dimensional Dynamic Supramolecular "Sticky Fingers" Organic Framework. [PDF]

open access: yes, 2019
Engineering high-recognition host-guest materials is a burgeoning area in basic and applied research. The challenge of exploring novel porous materials with advanced functionalities prompted us to develop dynamic crystalline structures promoted by soft ...
Costa, José Sánchez   +8 more
core   +4 more sources

Deducing signaling pathways from parallel actions of arsenite and antimonite in human epidermal keratinocytes. [PDF]

open access: yes, 2020
Inorganic arsenic oxides have been identified as carcinogens in several human tissues, including epidermis. Due to the chemical similarity between trivalent inorganic arsenic (arsenite) and antimony (antimonite), we hypothesized that common intracellular
Cánovas, Angela   +7 more
core  

Synthesis of Curcumin Derivatives and Analysis of Their Antitumor Effects in Triple Negative Breast Cancer (TNBC) Cell Lines [PDF]

open access: yes, 2019
We analyzed antitumor effects of a series of curcumin analogues. Some of them were obtained by reaction of substitution involving the two phenolic OH groups of curcumin while the analogues with a substituent at C-4 was prepared following an original ...
Barattucci A   +5 more
core   +1 more source

Metabolic stability and its role in the discovery of new chemical entities

open access: yesActa Pharmaceutica, 2019
Determination of metabolic profiles of new chemical entities is a key step in the process of drug discovery, since it influences pharmacokinetic characteristics of therapeutic compounds.
Słoczyńska Karolina   +6 more
doaj   +1 more source

In vitro efficacy of synthetic lawsone derivative disinfectant solution on removing dual-species biofilms and effect on acrylic denture surface properties

open access: yesScientific Reports, 2023
Candida albicans (C. albicans) and Streptococcus mutans (S. mutans) biofilms involve in denture stomatitis. This study compared compound 1 to 2% chlorhexidine gluconate (CHX), Polident, and distilled water (DW) in biofilms reduction and effect on ...
Jutharat Manuschai   +4 more
doaj   +1 more source

Mapping the Human Exposome to Uncover the Causes of Breast Cancer. [PDF]

open access: yes, 2019
Breast cancer is an important cause of morbidity and mortality for women, yet a significant proportion of variation in individual risk is unexplained. It is reasonable to infer that unexplained breast cancer risks are caused by a myriad of exposures and ...
Bessonneau, Vincent, Rudel, Ruthann A
core   +2 more sources

Adaptation of Natural Microbial Communities to Degradation of Xenobiotic Compounds: Effects of Concentration, Exposure Time, Inoculum, and Chemical Structure [PDF]

open access: yesApplied and Environmental Microbiology, 1983
Adaptation of microbial communities to faster degradation of xenobiotic compounds after exposure to the compound was studied in ecocores. Radiolabeled test compounds were added to cores that contained natural water and sediment. Adaptation was detected by comparing mineralization rates or disappearance of a parent compound in preexposed ...
J C, Spain, P A, Van Veld
openaire   +2 more sources

Comparative Analysis Of Zebrafish And Planarian Model Systems For Developmental Neurotoxicity Screens Using An 87-Compound Library [PDF]

open access: yes, 2019
There is a clear need to establish and validate new methodologies to more quickly and efficiently screen chemicals for potential toxic effects, particularly on development. The emergence of alternative animal systems for rapid toxicology screens presents
Collins, Eva-Maria S.   +4 more
core   +1 more source

Blood-brain barrier transport kinetics of NOTA-modified proteins : the somatropin case [PDF]

open access: yes, 2020
BACKGROUND: Chemical modifications such as PEG, polyamine and radiolabeling on proteins can alter their pharmacokinetic behaviour and their blood-brain barrier (BBB) transport characteristics. NOTA, i.e. 1,4,7-triazacyclononane-1,4,7-triacetic acid, is a
Bracke, Nathalie   +7 more
core   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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