Results 41 to 50 of about 170,276 (303)

Classification of production factors of foundry production

open access: yesЛитьë и металлургия, 2021
The classification of production factors of working conditions at the workplaces of the main equipment used in the foundry is given. This classification is developed on the basis of the results of the conducted research and based on the materials given ...
A. M. Lazarenkov
doaj   +1 more source

Effect of harmful substances in emergency case [PDF]

open access: yes, 2007
The objective of this paper is to analyze the effects of harmful substances and to carry out an inquiry to find out how well informed the public is concerning hazardous chemical substances and to suggest actions to improve the public's ...
ŘEZNÍČKOVÁ, Svatava
core  

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

Factors influencing the escape and spread of harmful substances [PDF]

open access: yes, 2007
Currently, harmful substances are released to the air more often and they threaten the safety of people because of their increasing amount being operated, stored and transported in the Czech Republic.
TESAŘ, Martin
core  

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Effects of booster biocides and by-products from vessels on embryo test of a sea urchin, Mesocentrotus nudus [PDF]

open access: yes, 2019
In this study, we aimed to assess the toxicity of biocide including of antifouling paint and by-products from vessels on embryos of a sea urchin, Mesocentrotus nudus.
최진우, 서진영, 김정현
core  

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

Novel Water–Oil Mixed Frying: Fried Oil Quality and the Formation of Heterocyclic Amines and Trans Fatty Acids in Fried Duck

open access: yesFoods, 2022
The present study was conducted to explore the impact of novel water–oil mixed frying and traditional oil frying methods on the soybean oil quality and formation of trans fatty acids (TFAs) and heterocyclic amines (HCAs) in fried duck breast and skin ...
Muneer Ahmed Jamali   +3 more
doaj   +1 more source

Problems of biologically active trace harmful substances [PDF]

open access: yes, 2009
Bakalářská práce se zabývá problematikou škodlivých látek, obsažených zejména ve výrobcích, které mají negativní vliv na zdraví člověka. Stručně objasňuje pojmy z oblasti toxikologie, upozorňuje na jednotlivé škodliviny a možná rizika s nimi spojená ...
Jiránková, Eva
core  

The Use of Simulation Programs of Leakage of Harmful Substances for Crisis Management [PDF]

open access: yes, 2016
The paper deals with simulation programs of spread of harmful substances. Air pollution has a direct impact on the quality of human life and environmental protection is currently a very hot topic. Therefore, the paper focuses on the simulation of release
Jiří Barta
core   +1 more source

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