Биологические науки список научных статей
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In vitro Antidiabetic Activity of Ethanolic Extract of Amaranthus viridis Linn.
Objective: To investigate the antidiabetic potential of ethanoilc extract of Amaranthus viridis Linn. in vitro assays. Methods: Ethanolic extract of aerial parts of Amaranthus viridis Linn. was extracted and tested for presence of phytochemical constituents, α-amylase inhibitory activity,...
2024 / Shobana Gunasekaran, Agnel Arul John Nayagam, Jothi Gnanasekaran, Keerthana Kesavan, Hariharan GovindasamyAGRIS -
Determination of Median Lethal Dose of Carbamate Insecticides Bendiocarb and Carbaryl in Garden Lizard, Calotes versicolor
Acute lethality usually determined as LD50 is defined as median dose predicted to kill 50 percent of a given test population. LD50 is a statistical estimate of the number of milligram of toxicant per kilo gram of body weight administered by any of the methods like oral, dermal, inhalation, or...
2024 / Anisha, Tumul SinghAGRIS -
Expression of TDM Resistance-Linked ABC1 and ABC2 Transporters in Virulent and Avirulent Cochliobolus sativus Pathotypes
Spot blotch (SB), caused by the fungus Cochliobolus sativus, is most efficiently controlled by using fungicides such as triadimefon (TDM) a triazole group member. This pathogen has the ability to develop resistance against TDM due to its high genetic variability, short lifecycle and plentiful...
2024 / M. Jawhar, E. Al-ShehadahAGRIS -
Phytochemical Screening, Functional Group Identification and Evaluation of In vitro Antioxidant Activity of Ethanol Extracts of the Medicinal Shrub – Justicia adhatoda L.
Background: Justicia adhatoda is a potential source of natural medicine. In Ayurveda this plant is known as the ‘Vasaka’ that is well known medicinal plant which is used in treatment of various disorders. Given the well-established reputation of Justicia adhatoda as a medicinal plant, a...
2024 / R. Nagalakshmi, S. P. AnandAGRIS -
Changes in haematological, cholesterol and cortisol values in Syrian Awassi rams and ewes during winter and summer seasons
In the present study, the effects of temperature changes during summer and winter seasons on haematological parameters, total cholesterol, and cortisol level in male and female Syrian Awassi sheep were studied. Blood samples were collected weekly from ten animals (five rams and five ewes) during...
2024 / Mazen Alomar, Moutaz ZarkawiAGRIS -
Immunomodulatory Properties of Bambara Groundnut Condiment Extract in Diarrhoeal Induced Rats
Functional foods optimize the immune system and prevent diseases which can lead to stress. In this work, authors investigated the immunomodulatory properties of bambara groundnut condiment extract, using leucocytes of diarrhoeal rats as probe. Wistar rats were sorted and divided into 5 groups by...
2024 / Olanipekun O.T., Akinloye O.A., Ayanda O.E., Ugbaja R.N., Afolabi T.A.AGRIS -
Physiological and Biochemical Parameters of the Grey Red-backed Vole (Craseomys rufocanus) Population in the Northern Priokhotye at Different Population Levels
In order to clarify the manifestations of stress in the grey red-backed vole population under conditions of a relatively low number, the variability of several physiological and biochemical indicators was studied for 13 years. The study revealed that in most years of observation, with a low and...
2024 / A.N. LazutkinAGRIS -
Somatic Embryogenesis, Plantlet Regeneration and In vitro Flowering from Cotyledon Culture in a Legume Oil Crop, Peanut (Arachis hypogaea L.) under NaCl-stress Conditions
Present study aims to establish somatic embryogenesis and plantlet regeneration from cotyledon culture in peanut (Arachis hypogaea L. cv. TMV13) under NaCl-stress conditions. Cotyledon tissue was found to be efficient for somatic embryogenesis in MS medium fortified with 10mg/L of...
2024 / Abirami K., VikrantAGRIS -
Expression of Resistance Genes in Breeding Valuable Genotypes of Pine and Fast-growing Species of Birch and Poplar under Drought
Rationale. This article presents a study of the stress response to the effects of water deficiency in various genotypes of Scots pine, contrasting in seed yield, breeding genotypes of silver and downy birch, hybrids of black, white poplar and intersectional poplar hybrids. Results. A contrasting...
2024 / Grodetskaya T.A., Evlakov P.M., Fedorovа O. A., Zhuzhukin K.V.AGRIS -
The Influence of Low Temperature on the Scots Pine Callus Culture
The method of callus culture is a convenient tool for assessing of intracellular changes occurring in response to adverse effects, which reduces the experimental time and laboratory resources. Factors of intracellular resistance of coniferous trees to low positive temperatures have not been studied ...
2024 / Korotaeva N. Е., Shmakov V.N., Pyatrikas D.V.AGRIS -
Гнездящиеся птицы Приморского края: тростниковая сутора Paradoxornis heudei2024 / Юрий Николаевич Глущенко, Дмитрий Вячеславович Коробов, Иван Михайлович Тиунов, Владимир Несторович Сотников, Андрей Витальевич Вялков
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Первые находки лугового конька Anthus pratensis и щура Pinicola enucleator на гнездовании в Томской области2024 / Сергей Петрович Гуреев, Олег Генрихович Нехорошев
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Регистрация крупной пролётной стаи чернозобых гагар Gavia arctica в национальном парке «Смоленское Поозерье»2024 / Владимир Юрьевич Архипов
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Встречи курганника Buteo rufinus на осеннем пролёте в районе Новосибирска2024 / Виктор Семёнович Жуков
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К распространению сапсана Falco peregrinus на Западном Кавказе2024 / Александр Георгиевич Перевозов
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Залётные и нерегулярно пролётные виды неворобьиных птиц Московской области по наблюдениям 1984-1995 годов2024 / С В. Волков, И С. Сметанин, Р Ф. Штарёв
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Ещё один случай гнездования большой белой цапли Casmerodius albus в Московской области2024 / Ксения Павловна Семёнова
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Редкие виды хищных птиц и сов на западном побережье озера Байкал в границах Прибайкальского национального парка: результаты наблюдений 2017-2023 годов2024 / Марина Николаевна Алексеенко, Игорь Владимирович Фефелов
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Референтные интервалы по массовым коэффициентам органов хомячков и их абсолютным значениям
Для оценки влияния лекарственного средства на внутренние органы животных, выявления органов-мишеней в токсикологических исследованиях необходимо проводить анализ массы органов. В настоящей статье представлены референтные интервалы для абсолютных значений и массовых коэффициентов органов сирийских...
2024 / Е В. Симонова, К Т. Султанова -
ПОЛИСАХАРИДЫ ТОПИНАМБУРА ПРОИЗРАСТАЮЩЕГО В УЗБЕКИСТАНЕ
Корнеплод топинамбура был собран в сентябре 2023 года в Янгикурганском районе Наманганской области. Экстрактивные вещества бы ли извлечены из топинамбура (Helianthus tuberosus L.) с помощью метанола, этилового спирта и воды, и их состав был изучен с качественной точки зрения. Пектиновые вещества...
2024 / Дехконов Рахматилла Султанович