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concentration sodium hypochlorite effects on allium cepa :

concentration sodium hypochlorite effects on allium

Cytological Effects of Bleaching Agent (Quneex) on Plant. Background and Objective: There have been a number of reported drawbacks and efficacy issues regarding the use of bleaching agents in the plant industry This study was conducted to determine the cytological effects of the bleaching agent (Quneex) on the plant cells and plant DNA using the Allium cepa assayMaterials and Methods: It was ...

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Concentration Sodium Hypochlorite Effects On Allium

Concentration Sodium Hypochlorite Effects On Allium Cepa. Introduction mexico at the end of 2010 had 19,225 ha cultivated with onion allium cepa l., and average yield of 15,933 ton ha-1 siap, 2011.However, this crop is affected by white rot, caused by the fungus sclerotium cepivorum berk, which spreads rapidly and causes significant crop losses pinto et al., 2000 ponce- herrera et al.This ...

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Concentration Sodium Hypochlorite Effects On Allium

Efficacy of garlic extract and sodium hypochlorite on dental. Keywords: Allium sativum extract, dental pulp, sodium hypochlorite, tissue dissolution capacity How to cite this article: Rao S A, Sunitha L, Rao B N, Naik J P, Shekar V C. Efficacy of garlic extract and sodium hypochlorite on dental pulp dissolution: An

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concentration sodium hypochlorite effects on allium

concentration sodium hypochlorite effects on allium cepa. ... ion concentration There was an increase in sodium ion concentration with the increase in lead concentration but B 385 showed contrary results Results confirm that lead has an inhibitory effect on plant

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concentration sodium hypochlorite effects on allium

Sodium Hypochlorite Indications Side Effects Warnings . 19 Calçots are the immature floral stems of the second-year onion Allium cepa L resprouts with 20 economic importance in Spain The effect of sodium hypochlorite peroxyacetic acid and mild 21 heat treatment on the microbiological physicochemical and visual quality of calçots after

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(PDF) Effects of Sodium Hypochlorite (NaClO) on

The effects of sodium hypochlorite (NaClO) on the seed germination, seedling growth (radicle length, radicle number and fresh weight), mitotic activity and chromosomal aberrations of Allium cepa L ...

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Efecto citotóxico del hipoclorito de sodio (NaClO), en ...

2017-9-12  Allium cepa L. is a species that offers an experimental model to evaluate the cytotoxic effect, in this case sodium hypochlorite, which generated cellular abnormalities (chromosomal) in all concentrations. Additional key words: mitotic index, metaphase, anaphase, anomalies. Fecha de recepción: 09-12-2016 Aprobado para publicación: 15-04-2017

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Harmful Side Effects Of Sodium Hypochlorite Infinita

2021-5-6  The concentration of sodium hypochlorite that is found in pools is commonly not unsafe to individuals. When there is an excess of chlorine in the water, this burns the body tissues, which leads to damaging of air tracts, the stomach and the digestive organs, the eyes and the skin.

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Effect of Different Concentrations of Sodium

2019-4-1  Sodium hypochlorite (NaOCl) is currently the most widely used irrigant because of its antibacterial 1, 2 and tissue-dissolving properties 3, 4.Various concentrations of NaOCl are being used, ranging from 0.5%–5.25% and above.However, a controversy exists regarding the optimum concentration of NaOCl to be used in endodontic procedures.

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Efecto citotóxico del hipoclorito de sodio (NaClO), en ...

The results showed that Allium cepa L. is a species that offers an experimental model to evaluate the cytotoxic effect, in this case sodium hypochlorite, which generated cellular abnormalities (chromosomal) in all concentrations. Bibliografía: página 104. Artículo revisado por pares. Año de publicación 2017 Idioma español Tópico Pruebas ...

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Pro-metaphase arrest, polyploidy, micronuclei, and

2020-11-29  Root growth retardation and root swelling effects of the extract fractions of LAECV 2.5.1. Culture and treatment of Allium cepa roots 1% sodium hypochlorite mediated surface-sterilized A. cepa bulbs were placed in 6-well plates containing distilled water and kept in the environmental test chamber for germination (25-27 °C, humidity 50%).

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Cytological Effects of Bleaching Agent (Quneex) on

Background and objective: There have been a number of reported drawbacks and efficacy issues regarding the use of bleaching agents in the plant industry. This study was conducted to determine the cytological effects of the bleaching agent (Quneex) on the plant cells and plant DNA using the Allium cepa

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(PDF) EFFECT OF SALT STRESS (NaCl) ON

Onion (Allium cepa L.) belongs to the family of Amaryllidaceae, is the second most important horticultural crop in the world after tomatoes, which is cultivated throughout the world and is extensively grown and widely consumed in India [10]. Onion seeds are convex on one side and flattened on other side and are covered by a black seed coat.

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Screening of factors affecting somatic callusing and ...

sodium hypochlorite for 5 min. The process continued with washing the explants in sterilized distilled water for 3–5 times. The disinfection continued with 2% sodium hypochlorite treatment for 20 min followed by washing 3–5 times. The treated seeds were refrigerated at 5 °C for 20–24 h. Under aseptic conditions, the seeds were opened and

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Cytological Effects of Bleaching Agent (Quneex) on

Background and Objective: There have been a number of reported drawbacks and efficacy issues regarding the use of bleaching agents in the plant industry. This study was conducted to determine the cytological effects of the bleaching agent (Quneex) on the plant cells and plant DNA using the Allium cepa assay.Materials and Methods: It was subjected sixteen root meristems of A. cepa to different ...

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Cytotoxic evaluation of sodium hypochlorite, using

2019-5-30  The objective of this study was to evaluate the cytotoxic effect of different sodium hypochlorite concentrations, using apical root cells of P. sativum as a bioindicator. Initially, the seeds of P. sativum were exposed to different concentrations of sodium hypochlorite (0.1, 0.2, 0.4, 0.8, 1.6, 2 mg L −1) and to a control solution based on distilled water.

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Evaluation of Phytotoxic and Clastogenic Potential of ...

2021-2-26  Allium cepa genotoxicity of BPA. The bioremediated products of BPA showed no cytotoxic effects indicating elimination of its clastogenic effect on plant cells, that may be due to structural modification of BPA mediated by TV laccase. Keywords Bisphenol A, Phytotoxicity, Genotoxicity, Bioremediation, laccase Accepted: 07 January 2021 Available ...

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Chemical risks associated with ready‐to‐eat

2019-7-31  Most of the commonly used chemical disinfectants (e.g. sodium hypochlorite, calcium hypochlorite and chlorine gas) react with organic matter and/or bromide to varying degrees to form different DBPs (Morris, 1966; Adam and Gordon, 1999; Black and Veatch Corporation, 2010) (Table 1).

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Alleviation of Adverse Effects of Copper on Allium cepa L ...

2015-5-13  In this study ameliorative effects of ascorbic acid (0.5 mM) on onion (Allium cepa L. cv. Red Azarshahr) under copper stress (Cu: 6.5 μM) were studied. Fresh weights of leaves and roots were reduced in seven week old plants under excess copper condition. Cu stress also reduced membrane stability index in leaves.

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against the plant pathogen Sclerotinia sclerotiorum ...

2021-2-1  S2 The A. cepa assay was carried out based on the methodology described by Fiskesjö1, in which roots of A. cepa were exposed to nanoparticles in the concentration of 5,0 x 107 NPs.mL-1 and to a solution of T. harzianum at 127 μg.mL-1 for 24 h, and then fixed in ethanol: acetic acid (3: 1 v: v). After fixation, the roots were hydrolyzed with 1M HCl (60 °C), and stained with Schiff's reagent.

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Efecto citotóxico del hipoclorito de sodio (NaClO), en ...

ABSTRACT (NaClO) sodium hypochlorite is a highly toxic chemical compound widely used because of its disinfectant properties. One of the most commonly used plants to detect different types of genetic changes caused by chemical substances is Allium cepa L., in tests for environmental monitoring. The objective of this research was to evaluate the cytotoxic effect of sodium hypochlorite (NaClO) in ...

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International Journal of Current Biotechnology

2015-6-10  of accumulating Cr elements and the effects of these Cr was reviewed. Materials and Methods Chromium Treatment of onion seeds The healthy, homogenous certified seeds of onion (Allium cepa) were obtained from DOGR, Nasik. The seeds were subjected to surface sterilization with 0.3% sodium hypochlorite solution for 10 min and then rinsed

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Ground and Surface Water for Drinking: A Laboratory

2012-2-17  Allium cepa tests . In a preliminary assay, equal-sized (2-2.5 cm in diameter) young bulbs of Allium cepa were exposed for 72 h in the dark to undiluted, 1:1 and 1:10 solutions, and root length was measured to determine the EC50 (the concentration which gives a 50% reduction in root growth). Root length and other macroscopic parameters (turgescence, change in colour, root tip shape) were used ...

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Evaluation of Phytotoxic and Clastogenic Potential of ...

2021-2-26  Allium cepa genotoxicity of BPA. The bioremediated products of BPA showed no cytotoxic effects indicating elimination of its clastogenic effect on plant cells, that may be due to structural modification of BPA mediated by TV laccase. Keywords Bisphenol A, Phytotoxicity, Genotoxicity, Bioremediation, laccase Accepted: 07 January 2021 Available ...

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Toxicity of Explosive Effluent by Allium cepa and ...

2020-6-16  In this work the toxicity caused by explosive industries effluent (yellow water) at different levels of toxicity (genetic, cellular and organismal level) was evaluated by the Allium cepa test and the Sorghum sudanense germination. The results showed that the effluent paralyze the mitotic process, keeping the cells in the interphase, decreasing the mitotic index in A. cepa. Chromosomal ...

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Frontiers Effect of Engineered Nickel Oxide

2021-2-9  Allium cepa (A. cepa), the acclaimed ecotoxicological model plant, not only provides the opportunity to study the toxicological effects of environmental pollutants but also can be used to assess the risk of magnification, as it is cultivated widely to be consumed even in raw and unprocessed forms (Boros and Ostafe, 2020).

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Chemical risks associated with ready‐to‐eat

2019-7-31  Most of the commonly used chemical disinfectants (e.g. sodium hypochlorite, calcium hypochlorite and chlorine gas) react with organic matter and/or bromide to varying degrees to form different DBPs (Morris, 1966; Adam and Gordon, 1999; Black and Veatch Corporation, 2010) (Table 1).

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(PDF) The Effects of Trichoderma harzianum on

Onion (Allium cepa L.) is an important crop that is now cultivated globally. According to the most recent data of the United Nations Food and Agriculture Organization (FAO), worldwide onion production was approximately 83 million tonnes in 2012 from 4.20 million hectares.

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Alleviation of Adverse Effects of Copper on Allium cepa L ...

2015-5-13  In this study ameliorative effects of ascorbic acid (0.5 mM) on onion (Allium cepa L. cv. Red Azarshahr) under copper stress (Cu: 6.5 μM) were studied. Fresh weights of leaves and roots were reduced in seven week old plants under excess copper condition. Cu stress also reduced membrane stability index in leaves.

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Disinfection of wastewater with peracetic acid: a review

2020-3-18  2002), found that the Allium cepa test gave positive results for PAA-treated wastewater sampled in winter; however, the Tradescantia/MCN test gave negative results. Although few studies suggest the formation of some DBPs (and some toxicity) from PAA, the quantity and spectrum of these DBPs are much less than those formed by chlorine or ozone.

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