Results 41 to 50 of about 26,614 (228)

INDUCTION OF CHLOROPHYLL MUTANTS IN COMMON BEAN UNDER THE ACTION OF CHEMICAL MUTAGENS ENU AND EMS [PDF]

open access: yesJournal of Central European Agriculture, 2004
Effect of treatment with different concentrations of N-nitroso-N-ethyl urea (ENU) and etylmethan sulfonate (ЕМS) on seeds of Bulgarian common bean Dobroudjanski 7, Dobroudjanski 2, Plovdiv 10, Plovdiv 11М and snap bean Tcher Starozagorski varieties, for ...
Diana Lilova SVETLEVA
doaj  

Induction and Enhancement of Bacteriocin Production (Review)

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Conventionally, bacteriocins are produced by microorganisms on complex substrates, released as semi‐purified preparations or crude fermentates. These bacteriocin‐containing products often exhibit unsatisfactory purity, low active‐substance content, and high production costs, limiting their commercialization and use. This review aims to analyze
Oksana Knysh, Artur Martynov
wiley   +1 more source

FEATURES OF DETERMINING MASS EMISSIONS OF PARTICULATE MATTER IN DIESEL ENGINES EXHAUST GASES [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2014
The paper deals with the problems of features of experimental comparative research of particulate filters of performance for diesel engines in general, and experimental and estimated determination of mass emissions of particulate matter as one of the ...
O. Kondratenko, O. Strokov, S. Vambol’
doaj  

Mutagenic effectiveness and efficiency of gamma rays and ethyl methane sulphonate in mungbean

open access: yesMadras Agricultural Journal, 2007
Mutation frequency, effectiveness and efficiency of gamma rays, ethyl methane sulphonate individually and in their combination treatments were assessed in mungbean cultivars PDM 11 and PDM 54.
AWNINDRA K. SINGH
doaj   +1 more source

Dual Genotoxic and Antigenotoxic Effects of 3‐Benzoylcoumarins in Mammalian Cells

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Coumarins are phenolic compounds widely recognized for their diverse pharmacological activities and have attracted increasing attention as potential chemopreventive agents. In the present study, four known 3‐benzoylcoumarin derivatives [(1), (2), (3), and (4)] were evaluated for their cytotoxic, mutagenic, and antigenotoxic effects in Chinese ...
Leticia Helena Parreira   +7 more
wiley   +1 more source

Effects of gamma rays and ethyl methane sulphonate on qualitative and quantitative traits in sunflower (Helianthus annuus L.) cv. Morden

open access: yesMadras Agricultural Journal, 2004
The studies on induced mutation in sunflower (Helianthus annuus L.) cv.morden were performed by exposing the healthy and dry seeds to gamma rays (5,10,15 and 20 KR) and ethyl methane sulphonate (EMS, 0.05, 0.1, 0.15, 0.2%).
R.SELVARAJ AND S. JAYAKUMAR
doaj   +1 more source

Trends and socio‐economic disparities in chronic lymphocytic leukaemia 2014–2022: An England‐wide cohort study from the UNCOVER group

open access: yesBritish Journal of Haematology, EarlyView.
Summary To re‐evaluate chronic lymphocytic leukaemia (CLL) epidemiology in the era of modern therapy, data were extracted from the English National Cancer Registration Dataset (NCRD). A total of 34 427 consecutive diagnoses of CLL were recorded (2014–2022), the largest European dataset on record.
Temitope Erinfolami   +18 more
wiley   +1 more source

Effect of physical and chemical mutagens on soybean [PDF]

open access: yes, 2011
Two varieties of soybean (Glycine max (L) Merill) viz., JS-335 and PKV-1 were treated with various doses of physical (gamma rays) and chemical (EMS) mutagens. A dose dependent decrease was noticed in most of the characters like plant survival germination.
Wakode2, Geeta P. Patil1 and Manish M.
core  

In-Host Flat-like Quasispecies: Characterization Methods and Clinical Implications

open access: yesMicroorganisms
The repeated failure to treat patients chronically infected with hepatitis E (HEV) and C (HCV) viruses, despite the absence of resistance-associated substitutions (RAS), particularly in response to prolonged treatments with the mutagenic agents of HEV ...
Josep Gregori   +17 more
doaj   +1 more source

Meiotic changes in Vicia faba L. subsequent to treatments of hydrazine hydrate and maleic hydrazide [PDF]

open access: yesJournal of BioScience and Biotechnology, 2013
Assessing the impact of mutagens for creating variations in crops like faba bean (Vicia faba L.) is an important criterion in the contemporary world where food insecurity and malnutrition is alarming at the doors of various nations.
Shaheen Husain   +3 more
doaj  

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