Results 51 to 60 of about 91,791 (263)

Report on the mutagenicity of flavone derivatives and their contribution to advancing scientific knowledge

open access: yesProceedings of the Japan Academy. Series B, Physical and Biological Sciences
Flavonoids, such as quercetin and kaempferol, and their glycosides, are widely distributed in vegetables and fruits. Sugimura, T. et al. investigated the mutagenicity of flavone derivatives, and found that quercetin and kaempferol showed high mutagenic ...
Yukari TOTSUKA, Keiji WAKABAYASHI
doaj   +1 more source

Hygiene and legal aspects of occupational exposure assessment to cytostatics

open access: yesMedycyna Pracy, 2018
The employers responsibilities for the assessment of occupational exposure to cytostatics in the workplace were analyzed in the light of existing legal regulations.
Małgorzata Kupczewska-Dobecka   +3 more
doaj   +1 more source

Mechanisms of Aristolochic Acid Resistance in Specialist Butterflies and Evolutionary Insights for Potential Protective Pathways

open access: yesAdvanced Science, EarlyView.
The study provides an extreme example of insect adaptation to highly toxic defenses of host plants, and investigates the complex strategies to resist carcinogenic aristolochic acids, including physical isolation, metabolic detoxification, and DNA repair.
Yang Luan   +20 more
wiley   +1 more source

A single amino acid substitution in the alpha 3 domain of an H-2 class I molecule abrogates reactivity with CTL. [PDF]

open access: yes, 1987
We previously described a somatic cell expressing a variant H-2Dd molecule that did not serve as a target for alloreactive anti-Dd CTL. The mutant cell line had been isolated by its failure to express a serological epitope present on the H-2Dd alpha 3 ...
Bluestone, JA, Potter, TA, Rajan, TV
core   +2 more sources

Machine Learning‐Enhanced Random Matrix Theory Design for Human Immunodeficiency Virus Vaccine Development

open access: yesAdvanced Intelligent Discovery, EarlyView.
This study integrates random matrix theory (RMT) and principal component analysis (PCA) to improve the identification of correlated regions in HIV protein sequences for vaccine design. PCA validation enhances the reliability of RMT‐derived correlations, particularly in small‐sample, high‐dimensional datasets, enabling more accurate detection of ...
Mariyam Siddiqah   +3 more
wiley   +1 more source

Virtual screening for NS5B inhibitors of Hepatitis C virus [PDF]

open access: yes, 2012
Hepatitis C Virus (HCV) infection is a serious cause of chronic liver disease worldwide with more than 170 million infected individuals at a risk of developing significant morbidity and mortality.
Achuthsankar S. Nair   +2 more
core   +2 more sources

Effect of physical mutagen on expression of characters in arid legume pulse cowpea (Vigna unguiculata (L.) Walp.) [PDF]

open access: yesElectronic Journal of Plant Breeding, 2010
Studies on physical induced mutagenesis, gamma rays were performed by exposing the healthy and dry seeds of cowpeavariety CO 4 to gamma rays 20, 30, 40, 50, 60 and 70 kR.
V.Ashok kumar, R.Usha kumari, N.Vairam and R.Amutha
doaj  

EFFECT OF GRADEN CRESS (Lepidium sativum) ON CHROMOSOMAL ABERRATIONS AND ITS ANTI - EFFECT ON INDUCTION OF CHROMOSOMAL ABERRATIONS IN WHITE MICE BONE MARROW CELLS USING SHORT – TERM TESTS [PDF]

open access: yesMesopotamia Journal of Agriculture, 2009
Effect of garden cress Lepidium sativum (a cruciferous plant) on induction of chromosomal aberrations in bone marrow cells of white mice was studied , in addition to its effect to reverse the chromosomal aberrations induced by drug cyclophosphamide (Cp).
Ilham A. Khalaf
doaj   +1 more source

Eggshell‐Based Biochar for Superior Adsorption of Crystal Violet Dye and Fluoride From Wastewater

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Present study investigates the efficiency of eggshell biochar as a low‐cost and ecofriendly adsorbent for the simultaneous removal of fluoride ions and crystal violet (CV) dye from wastewater. The eggshell waste was pyrolyzed to produce biochar, which was thoroughly characterized and subsequently employed for contaminant adsorption.
T. Mounika   +3 more
wiley   +1 more source

Antimutagenic and antioxidant activity of a protein fraction from aerial parts of Urtica dioica [PDF]

open access: yes, 2014
Context: Urtica dioica L. (Urticaceae), stinging nettle, has been employed as a folklore remedy for a wide spectrum of ailments, including urinary disorders, prostatic hyperplasia, and liver diseases.
DI GIACOMO, Silvia   +6 more
core   +1 more source

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