Comparison of the chemical composition and biological activity of brown algal polysaccharides, Red Sea, Egypt, Hur Gada
The essence of the use of sulphated polysaccharides from algae for medical purposes. The main characteristics of determining the antioxidant activity of extracted polysaccharides depending on the method used, type of polysaccharides and type of algae.
Подобные документы
- 51. History of studying chronorithms in the regulation of physiological functions of the human organism
Chronorhythmic regulation of physiological functions and the effect of desynchronosis on the human body, The role of the pineal gland and the pineal hormone melatonin in the daily and seasonal rhythm and in the inhibition of sleep-activity regimens.
статья, добавлен 05.02.2023 Peculiarities of migration activity of nuclear erythrocytes and leukocytes in Hoplobatrachus rugulosus at different incubation temperatures in in vitro experiments. The area of spontaneous migration in leukocytes with increasing or decreasing temperature.
статья, добавлен 25.03.2018Study of the process of membrane fusion. Analysis of proteins derived from the zitoplazmaticakih membranes. Opening of homologous proteins from yeast to neurons checks the General idea. Characteristics of biochemical synthesis of biological membranes.
учебное пособие, добавлен 05.07.2013Methods for assessing biological assets is somewhat problematic: lack of active market prices of similar assets on a certain date to determine fair value, providing of documents and recording of biological assets which are transferred from group to group.
статья, добавлен 09.05.2018Biocidal activity of Vernonia amygdalina was assessed on Rhipicephalus appendicu- latus ticks responsible for livestock diseases in North and South-Kivu. The aqueous extracts showed a progressive decrease in mortality compared to ethanol extracts.
статья, добавлен 18.03.2021The effect of various concentrations of heavy metals salts (lead and mercury nitrates) on recombination parameters in drosophila. These compounds have genetic activity and increase the crossing-over frequency in zone y-v of chromosome 1 (X) of drosophila.
статья, добавлен 27.07.2016Essential oil (EO) from the leaves of Mentha arvensis L. was obtained by steam distillation and analyzed for the following physicochemical properties: acid number, saponification number, ester number, relative and absolute density, and freezing point.
статья, добавлен 06.04.2023High temperatures as important abiotic stressors affecting the growth, development and productivity of plants. Relationship between ROS content and mitochondrial functions in Saccharum officinarum suspension culture cells at elevated temperatures.
статья, добавлен 13.04.2022Investigation of the formation of physico-chemical degradation of gray forest soil under various anthropogenic loads in the grain crop rotation. Introduction of an annual dose of alkaline earth elements, taking into account physiological characteristics.
статья, добавлен 31.08.2022Jasmonic acid biosynthesis. Molecular mechanism of jasmonate action. Jasmonate biological activity. Regulation of seed germination. Influence on ageing processes. Jasmonic acid and sex determination and immunity. Involvement in adaptation processes.
статья, добавлен 03.06.2016Information about the brown long-eared bats in Luhansk region, to consider the prevalence, typical habitats and analyze morphometric peculiarities of the species. The presence of a stable local population of the brown long-eared bats in Luhansk region.
статья, добавлен 25.03.2016Study of the antimicrobial activity of an ethanol extract obtained from the leaves of Coelogyne brachyptera against specific Gram-positive and Gram-negative bacteria. Pharmacological properties of plant extracts of C. brachyptera and their application.
статья, добавлен 26.01.2022Assessment of the anti-inflammatory ability of rowan plants by the degree of inhibition of thermal denaturation of albumin by plant leaf extracts in comparison with the effect of synthetic drug diclofenac. Criterion for selecting the best plant material.
статья, добавлен 19.03.2024Botanical characteristics of the thyme genus. Analysis of widespread wild essential oil species of Thymus L. in Ukraine, chemical composition. Study of the content of carotenoids and chlorophylls in the reproductive period of the grass Thymus L.
статья, добавлен 04.09.2024- 65. Molecular and elemental composition of humic acidsisolated from selected soils of the Russian Arctic
Methods for assessing the degree of stabilization of polar soil organic matter. Analysis of the molecular and elemental composition of humic acids isolated from individual soils of the Russian Arctic. The essence of the concept of "aliphatic fragments".
статья, добавлен 05.10.2020 The structure, reproduction and decorative properties of Eriobotrya japonica. Use of the plant in greening, landscape architecture, horticulture, taking into account its flowering and fruiting characteristics. The biological characteristics of the plant.
статья, добавлен 10.10.2024Biological classifications of the doctrinal-phenetic school. Characterization of the positions of the synthetic ("evolutionary") approach. Specific biological arguments created by synthetists. The cladistic ("phylogenetic") principles of taxonomy.
статья, добавлен 01.12.2017Research to refine the classification of the genus Camellia based on morphological characteristics and molecular biological methods. Characteristics of fruits and leaves, their use for species classification and elucidation of the taxonomic position.
статья, добавлен 08.02.2022The study of modern representatives of the animal environment in Russia. Description of the characteristics of the species, population, appearance, habitat, food habits and reproduction: brown bears, Amur tigers, lynxes, gray wolves, wolverines, ticks.
презентация, добавлен 30.09.2015The fossils of organisms preserved in the lowest layers represent animals and plants. By studying the type of fossils in the different strata, it is possible to build up a picture of how the populations of organisms changed over millions of years.
презентация, добавлен 20.01.2013Obtaining essential oil by hydrodistillation from the fruits and leaves of a lemon tree cultivated in the subtropical climate in the regions of Azerbaijan, analyzing its chemical composition on a gas chromatograph, studying its field of application.
статья, добавлен 10.10.2024The number of brown hare specimen deposited in the SMB collection according to record localities. The brown hare (Lepus europaeus) samples deposited in the SMB collection. Skull of the mountain hare (Lepus timidus) deposited in the SMB collection.
статья, добавлен 16.06.2022Analysis of available results of evaluation of antioxidant activities in the freshwater mollusks in sense of the successfulness of the oxidative stress response. The recently proposed integrative index "Preparation to the oxidative stress" was applied.
статья, добавлен 11.09.2022Research the variation in the agronomic practice, crop yields and economic returns indicated in the agrotechniques. Study of basic biological and morphological characteristics of medicinal plants that play a significant role in modern medicine.
учебное пособие, добавлен 17.11.2016The effect of folic acid on the processes viability, organogenesis, development of the whole organism flies. Morphometric analysis of its impact on first generation hybrids in damage to the wing type "cutting" and the changes of embryonic mortality.
статья, добавлен 27.07.2016