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259 articles for “agar-agar”
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Isolation of Commercially Important Microalgae Species from the South-Eastern Gulf of Lake Tana, Ethiopia
Abstract: Microalgae are simple photosynthetic microorganisms that can be cultivated in controlled environmental conditions for different economic and environmental applications. The presentstudy was aimed to isolate commercially important local microalgae species in a laboratory that is suitable for mass production. The sample was taken from the South-Eastern Gulf of Lake Tana from February 2020to January 2021. The isolation was carried out using agar plating technique, serial dilution and capillary pipette methods …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 12, Issue 3, 2022 · pp. 30–37 Read article
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Analyze the growth of Pleurotus florida under different incubated conditions
Abstract: The edible mushroom Pleurotus florida was cultured under microbiological condition which favored the growth of mycelium on selective potato dextrose agar medium. The same mycelium also grows well in wheat grain substrate during grain spawn production. But the mycelial growth efficiency of P. florida was higher in coconut coir, paddy straw and paddy straw + newspaper waste substrates when spawn running process. The pin head formation stage was only observed …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 12, Issue 3, 2022 · pp. 1–11 Read article
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Antifungal Activity of Zero-valent Iron Nanoparticles Synthesized by Green Protocols Using Camellia sinensis Extract against Pathogenic Aspergillus Species
Abstract: Zero-valent iron nanoparticles with potential antifungal activity were synthesized following a green protocol using Camellia sinensis leaves extract. FeSO4.7H2O was reduced to black metallic iron by Camellia sinensis leaves extract. The green synthetic procedure without using any hazardous chemical reagents is hopeful which reduces the possibility of chemical pollution. The synthesized nanoparticles were characterized by UV/visible and fluorescence spectroscopies. The surface morphology, size, shape and particle distribution were studied using …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 8, Issue 3, 2017 · pp. 40–45 Read article
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Efficiency of Garamycin for the Control of Bacterial Disease: Flacherrie in the Larval Instars of Silkworm, Bombyx mori (L) (Race: Double Hybrid)
Abstract: Flacherrie, the bacterial disease is the most significant parameter associated with the loss of silk yield. The loss of appetite; discharge watery feces and vomiting are the common symptoms of infection of bacteria to the larval instars of silkworm, Bombyx mori (L). The present attempt is dealing with utilization of antibiotic compound for the control of bacterial disease: flacherrie in the larval instars of silkworm, Bombyx mori (L) (Race: Bivoltine …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 11, Issue 2, 2020 · pp. 1–16 Read article
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Modified Cellulosic Fabrics with Eugenol Added for Longer-Lasting and Better Antibacterial Activity
Abstract: Eugenol was added to cyclodextrin-grafted organic cotton to create antibacterial textiles with increased efficacy and durability. Grafting of β-cyclodextrin on fabric was done with citric acid as cross linker in the presence of sodium hypophosphite by fixing at 150oC for 10 min. UV-Visible and FTIR spectral studies of β-Cyclodextrin, β-Cyclodextrin-grafted fabric, ungrafted fabric, eugenol and eugenol –loaded fabric confirmed the inclusion of eugenol on grafted fabric. Eugenol was recovered from …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 14, Issue 1, 2023 · pp. 14–28 Read article
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Evaluation of Antibacterial, Antioxidant, in vitroAnti-inflammatory and Cytotoxicity Activity on MCF-7 Cell Line from Methanol Extract of BryonopsislaciniosaFruits
Abstract: Bryonopsislaciniosa, a shrub known as “Shivlingi” in India, is neighbourly used as an apprentice medicine and tonic. As a folk medicine, it is used to treat a broad range of diseases and disorders. With these properties in mind, we have designed an experiment to evaluatethe antibacterial, in vitro antioxidant, anti-inflammatory and cytotoxicity activities of methanol extracts. The methanol extract was evaluated for antibacterial activity by agar well diffusion method, antioxidant …
Published in Research & Reviews : Journal of Botany · Vol. 7, Issue 1, 2018 · pp. 9–21 Read article
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Isolation and Characterization of Lactobacillus spp. of Human Origin for Studying their Prevalence
Abstract: A total of 15 samples of healthy human feces were collected for the isolation of lactobacilli using lactobacillus selection MRS agar. Thirty-eight colonies were randomly picked based on colonial morphology. All the isolates were subjected to cell morphology, physiology and an array of biochemical characterization. The isolates showed different growth patterns at different temperatures (15 and 45 °C), oxygen and at different concentrations of NaCl (2.0, 4.0 and 6.5%). On …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 2, Issue 3, 2013 · pp. 7–15 Read article
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Fungi Static Effect of Dano Oil and Lumina Shampoo
Abstract: Dano anti-dandruff oil and Lumina herbal shampoo is a proprietary of Siddha products used for anti-dandruff benefit. In the present study, both the products were evaluated for anti-fungal effect against three species of fungi such as Trichophyton mentagrophytes, Candida albicans and Pityrosporum ovale by agar well diffusion method. The findings clearly showed that Dano and Lumina possess anti-fungal activity.Keywords: Fungal infection, herbal hair oil, herbal shampooCite this ArticleSoundharya R, Aruna …
Published in Research & Reviews : Journal of Herbal Science · Vol. 6, Issue 3, 2017 · pp. 9–11 Read article
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Antibacterial Activity of Seed Extracts of Okra (Abelmoschus esculentus) against Selected Pathogens
Abstract: The aim of the study was to determine the antibacterial potency of aqueous and ethanoic extracts of Abelmoschus esculentus seeds. Antibacterial activity of aqueous and ethanoic extracts of A. esculentus seeds were evaluated against selected foodborne pathogens; Listeria monocytogenes, Bacillus cereus, Salmonella enterica, Staphylococcus aureus and Escherichia coli) using agar well diffusion method by measuring the clear zone of inhibition diameter in (mm). It was observed that the aqueous and …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 6, Issue 1, 2017 · pp. 1–5 Read article
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Molecular Diversity of Lampito mauritii and Perionyx excavatus Across North Eastern Ghats of Odisha Using RAPD Markers
Abstract: RAPD-PCR technique using 15 RAPD random primers was used to analyze genetic variation of Lampito mauritti and Perionyx excavatus adult worms collected from the agroclimatic zone of North Eastern Ghats of Odisha which includes four different districts. Studies on molecular characterization of L. mauritti and P. excavatus from different geographical locations indicated variation in the molecular profiling. Analysis of genetic diversity was performed using DNA marker systems with RAPD to …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 8, Issue 2, 2018 · pp. 33–41 Read article
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Optimization of Red Pigment Yield from Monscus purpureus Solid State Fermentation (Isolation and Characterization of Monscus purpureus and Optimization of its Red Pigment Production)
Abstract: Natural pigments production is one of the important approaches recently for being natural and having therapeutic properties. Monscus purpureus was isolated from imported red yeast rice, characterized and propagated on local rice as solid state culture. Morphological characteristics which include colonies, ascosporous and conidial stage were used to identify the fungi besides its red pigment production. Red pigment was produced using 10% of seed culture of Monescus purpureus, incubated at …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 4, Issue 2, 2015 · pp. 21–29 Read article
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In vitro Testing of the Antibacterial Activity of Root Extracts of Chlorophytum borivilianum against Organisms Causing Postnatal Infections
Abstract: ABSTRACTThe present study was carried out to study the antibacterial activities of root extracts of Chlorophytum borivilianum. The extract was prepared using different solvents like water, Tris-HCl, phosphate buffer, isopropanol, butanol-water and acetone. The antibacterial activity was tested against different bacteria like Staphylococcus aureus, Klebsiella, Proteus, Pseudomonas aeruginosa and Escherichia coli which cause postnatal infections, by agar diffusion method. Zone of inhibition produced by different extracts was tabulated. Butanol-water extract …
Published in Research & Reviews : Journal of Herbal Science · Vol. 1, Issue 3, 2012 · pp. 1–7 Read article
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Comparative Exploration of Medicinal and Photosynthetic Occurrences of Coriandrum sativum, Menthapiperita and Spinacia oleracea
Abstract: AbstractPlants form a large group of valuable materials like medicines, alkaloids, flavonoids, carotenes, and chlorophylls. To evaluate these activities leaves of three plant samples i.e., Coriandrum sativum, Mentha piperita and Spinacia oleracea were used in this study and two organic solvents i.e., acetone and ethanol were used to extract the antibacterials and antioxidants from plant samples. Total flavonoid content, total phenolic content and 1,1-Diphenyl-2-picrylhydrazyl (DPPH) free radical scavenging methods were …
Published in Research & Reviews : Journal of Herbal Science · Vol. 2, Issue 3, 2013 · pp. 15–23 Read article
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Diversity and Evenness Measures of Insects Inhabiting Calotropis procera from four Study Areas of North 24 Parganas and Hooghly District of the State West Bengal
Abstract: The α-diversity found at Ichhapore, North 24 Parganas, near site of human interference, is moderate in number (20 different species) compared to other sites on same plant. Here 3 eudominant, 5 dominant, 7 subdominant, 5 recedent and 0 subrecedent species were found. The cause of eudominance of 3 species may be for adaptation for every environment. From the comparison of different β-diversity indices show high value in data collected from …
Published in Research & Reviews : Journal of Ecology · Vol. 11, Issue 1, 2022 · pp. 1–6 Read article
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Screening of Phytochemicals and Antibacterial Potential of Dicranopteris linearis (Burm.f.) Underw.
Abstract: The present study deals with screening of phytochemical and antibacterial potential of terrestrial fern Dicranopteris linearis (Burm.f.) Underw. collected from Marthandam region of Kanyakumari district of Tamil Nadu, India. The fresh plant material was collected and shade dried for a week and powdered. The powdered material was subjected to gradient extraction with Soxhlet apparatus with two different solvents (acetone and chloroform) and screened for its phytochemical and antibacterial potential. Phytochemical …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 10, Issue 3, 2020 · pp. 1–5 Read article
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Antimicrobial Activities of Silver Doped Nanoparticles
Abstract: Nanobiotechnology, an emerging field of nanoscience, has a wide range of biomedical applications. Nanoparticles (NPs) range between 1–100 nm in size and have a highly specific surface area. These NPs are highly selective and are surrounded by an interfacial layer. In this experiment, we have used five such NPs: ZnO NPs, Ag doped ZnO NPs, ZrO NPs, Ag doped ZrO NPs, and SeO2 with ZnO NPs. The synthesis of nanomaterials …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 1, 2019 · pp. 12–15 Read article
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Antioxidant Activity of Bacopa monnieri, Tagetes, Withania somnifera and Formulation of Polyherbal Hair Oil
Abstract: The purpose of this research is to evaluate the chromatographic antioxidative activity and thin-layer analysis of medicinal plant leaves. Its antioxidant activities were calculated by calculating its radical scavenging DPPH and radical scavenging ABTS and were obtained in 35.08 per cent, 32.12 per cent, 17.22 per cent, for this research Bacopa monnieri and Withania somnifera. AGAR diffusion assay was used to carry out antibacterial extract activity, and its antibacterial effect …
Published in Research & Reviews : Journal of Herbal Science · Vol. 9, Issue 2, 2020 · pp. 15–19 Read article
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Criteria for Algal Classification
Abstract: Algae are the photosynthetic microcells found in the aquatic environment. Algae are the unicells and multicellular microorganisms ranging in size from a few microns to the meters-long kelps in the ocean's large seas. Algae are both kinds, they can be prokaryotic and eukaryotic organisms, prokaryotic algae are of the cyanobacteria, whereas the rest of the algae of the other classes are of eukaryotic origin. Algae are aquatic in origin, plant …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 12, Issue 2, 2022 · pp. 15–18 Read article
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Antimicrobial Potential of Methanolic Extract of Barringtonia acutangula (L.) Gaertn Fruits
Abstract: Barringtonia acutangula is a middle-sized plant which is distributed in Meghalaya, Assam, West Bengal, Madhya Pradesh, Bihar and Odisha, used in treatment of various ailments. The present work has investigated the antimicrobial activity of methanol extract of Barringtonia acutangula fruit against six resistance bacterial strains such as Enterococcus faecalis, Staphylococcus aureus, Acinetobacter bumannii (Gram positive) and Citrobacter freundii, Enterobacter aerogenes, Escherichia coli (Gram negative). The antibacterial activity was evaluated by …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 3, Issue 3, 2016 · pp. 13–18 Read article