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Browsing by Author "D'Costa, A.H."

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The Backwater Clam (Meretrix casta) as a bioindicator species for monitoring the pollution of an estuarine environment by genotoxic agents

D'Costa, A.H.; Shyama, S.K.; PraveenKumar, M.K.; Furtado, S. (Mutation Research - Genetic Toxicology and Environmental Mutagenesis. 825; 2018; 8-14.)

The coast of Goa receives anthropogenic stress through its major rivers, which carry mining wastes, including iron and manganese ores from upstream mining sites, and petroleum hydrocarbons from shipping activities. These ...
Bioaccumulation of trace metals and total petroleum and genotoxicity responses in an edible fish population as indicators of marine pollution

D'Costa, A.H.; Shyama, S.K.; PraveenKumar, M.K. (Ecotoxicology and Environmental Safety. 142; 2017; 22-28.)

The present study reports the genetic damage and the concentrations of trace metals and total petroleum hydrocarbons prevailing in natural populations of an edible fish, Arius arius in different seasons along the coast of ...
Citric acid functionalized neomycin carbon dots for cytotoxicity and sensing application

Khobrekar, P.; Zalmi, G.A.; Raiturker, A.P.; Jadhav, R.W.; Ganguly, A.; D'Costa, A.H.; Bugde, S.T.; Bhosale, S.V. (Journal of Molecular Structure. 1323; 2025; ArticleID_140769.)

Carbon nanomaterials have been applied in various fields. Currently, functionalized carbon nanomaterial with practical tuning and surface functionalization is a tremendously used method. Herein, neomycin-based fluorescent ...
A comparative analysis of hair morphology of wild and domestic ungulate prey species of Leopard Panthera pardus fusca (Mammalia: Carnivora: Felidae) from Goa, India

Phal Desai, B.S.; D'Costa, A.H.; Shyama, S.K. (Journal of Threatened Taxa. 11(15); 2019; 14971-14978.)

Guard hairs were collected from four live domesticated ungulate species and shed guard hairs of six wild ungulate species from zoo captive animals from five individuals each. Photographic reference was prepared showing ...
Cytogenetic analysis on the yields of chromosomal aberrations induced by the scattered doses of gamma-radiation

Kadam, S.B.; Shyama, S.K.; PraveenKumar, M.K.; D'Costa, A.H.; Almeida, V.G. (Journal of Nuclear Medicine and Radiation Therapy. 7(1); 2016; Article ID 270.)

The present study is undertaken to know the radiation dose-response of chromosomes in the non-target cells, viz. peripheral blood lymphocytes of cancer patients in a context of partial body irradiation. The genotoxic effect ...
Diet of Leopards Panthera pardus fusca inhabiting protected areas and human-dominated landscapes in Goa, India

Phal Desai, B.S.; D'Costa, A.H.; PraveenKumar, M.K.; Shyama, S.K. (Journal of Threatened Taxa. 13(9); 2021; 19239-19245.)

The diet of leopards occupying human-dominated and protected areas (PAs) in Goa, India was analyzed through scat analysis. A total of 117 scats, 55 from wildlife sanctuaries/ national parks and 62 from human-dominated areas ...
DNA damage and biochemical responses in estuarine bivalve Donax incarnatus (Gmelin, 1791) exposed to sub-lethal concentrations of an organophosphate pesticide monocrotophos

Dias, R.; D'Costa, A.H.; PraveenKumar, M.K.; Shyama, S.K. (Environmental Monitoring and Assessment. 193(6); 2021; ArticleID_317.)

Monocrotophos (MCP) is a highly toxic and broad-spectrum pesticide extensively used for agricultural and household purposes. The present study was aimed to evaluate the genotoxicity and alterations in the biochemical and ...
The effect of gamma radiation on the Common carp (Cyprinus carpio): In vivo genotoxicity assessment with the micronucleus and comet assays

PraveenKumar, M.K.; Shyama, S.K.; Sonaye, B.H.; D'Costa, A.H.; Chaubey, R.C. (Mutation Research: Genetic Toxicology and Environmental Mutagenesis. 792; 2015; 19-25.)

Radioactive wastes may be leached into freshwater, either accidentally or in industrial effluents. Wehave studied gamma radiation-induced DNA damage in the freshwater fish Cyprinus carpio. Fish wereirradiated with 2-10 Gy ...
Effects of gamma radiation on the early developmental stages of Zebrafish (Danio rerio)

PraveenKumar, M.K.; Shyama, S.K.; Shamim, K.; Dubey, S.K.; D'Costa, A.H.; Sonaye, B.H.; Kadam, S.B.; Chaubey, R.C. (Ecotoxicology and Environmental Safety. 142; 2017; 95-101.)

The zebrafish is gaining importance as a popular vertebrate model organism and is widely employed in ecotoxicological studies, especially for the biomonitoring of pollution in water bodies. There is limited data on the ...
Evaluation of DNA damage induced by gamma radiation in gill and muscle tissues of Cyprinus carpio and their relative sensitivity

PraveenKumar, M.K.; Shyama, S.K.; D'Costa, A.H.; Kadam, S.B.; Sonaye, B.H.; Chaubey, R.C. (Ecotoxicology and Environmental Safety. 144; 2017; 166-170.)

The effect of radiation on the aquatic environment is of major concern in recent years. Limited data is available on the genotoxicity of gamma radiation on different tissues of aquatic organisms. Hence, the present ...
Evaluation of gamma-radiation-induced DNA damage in two species of bivalves and their relative sensitivity using comet assay

Kumar, M.K.Praveen; Shyama, S.K.; Sonaye, B.S.; Naik, U.R.; Kadam, S.B.; Bipin, P.D.; D'Costa, A.H.; Chaubey, R.C. (Aquatic Toxicology. 150; 2014; 1-8.)

Ionizing radiation is known to induce genetic damage in diverse groups of organisms. Under accidental situations, large quantities of radioactive elements get released into the environment and radiation emitted from these ...
Evaluation of genotoxicity, enzymatic alterations and cadmium accumulation in Mozambique tilapia Oreochromis mossambicus exposed to sub lethal concentrations of cadmium chloride

Naik, A.P.; Shyama, S.K.; D'Costa, A.H. (Environmental Chemistry and Ecotoxicology. 2; 2020; 126-131.)

Cadmium (Cd), a heavy metal, is widely used in modern industries including in metal and mining industries as well as in the manufacture of Ni-Cd batteries. Its bioaccumulation is reported to induce hazardous effects in ...
Genotoxic and Biochemical biomarker responses in Meretrix casta exposed to environmentally relevant concentrations of Cadmium

D'Costa, A.H.; Shyama, S.K.; PraveenKumar, M.K.; Furtado, S. (Journal of Biosensors, Biomarkers and Diagnostics. 2(1); 2017; 1-7.)

Cadmium (Cd) enters estuarine water by surface runoffs from mines, phosphate fertilizers from agricultural fields and other anthropogenic sources which may pose a threat to the fauna inhabiting these waters. Bivalve molluscs ...
Genotoxic biomarkers as indicators of marine pollution

PraveenKumar, M.K.; D'Costa, A.H.; Shyama, S.K. (Marine Pollution and Microbial Remediation, Ed. by: Milind Mohan Naik and Santosh Kumar Dubey. 2017; 263-270.)

The marine environment is the recipient of a wide range of pollutants including sewage, heavy metals, nanoparticles, petroleum hydrocarbons, and radiation which will ultimately affect the natural populations of aquatic ...
Genotoxic effect of manganese and nickel doped zinc ferrite (Mn sub(0.3)Ni sub(0.3)Zn sub(0.4)Fe sub(2)O sub(4)) nanoparticle in Swiss albino mouse Mus musculus

D'Costa, A.H.; Shyama, S.K.; PraveenKumar, M.K.; Verenkar, V.M.S.; Tangsali, R.B. (Indian Journal of Experimental Biology. 59(1); 2021; 25-32.)

Manganese and Nickel doped Zinc Ferrite (MNZF) nanoparticle Mn sub(0.3)Ni sub(0.3)Zn sub(0.4)Fe sub(2)O sub(4) is used in fabrication of room temperature (25-30 degrees C) NH sub(3) gas sensor in large scale industries. ...
Genotoxicity assays: The micronucleus test and the single-cell gel electrophoresis assay (Chapter 18)

D'Costa, A.H.; PraveenKumar, M.K.; Shyama, S.K. (Advances in Biological Science Research: A Practical Approach. 2019; 291-301.)

Genotoxicity is the property of various factors that can damage the genetic material within a cell and may lead to mutations. A number of assays are available to detect damage occurring at the DNA level and have been ...
Immuno-stimulatory effect and toxicology studies of salt pan bacteria as probiotics to combat shrimp diseases in aquaculture

Fernandes, S.; Kerkar, S.; D'Costa, A.H.; Costa, M.; Mishra, A.; Shyama, S.K.; Das, K.R. (Fish & Shellfish Immunology. 113; 2021; 69-78.)

The shrimp aquaculture industry has experienced serious economic losses due to diseases caused by Vibrio species. The application of antibiotics to combat diseases has led to environmental hazards, antibiotic-resistance ...
Induction of DNA damage in the peripheral blood of zebrafish (Danio rerio) by an agricultural organophosphate pesticide, monocrotophos

D'Costa, A.H.; Shyama, S.K.; PraveenKumar, M.K.; Fernandes, T.M. (International Aquatic Research. 10(3); 2018; 243-251.)

The use of organophosphate pesticides (OPs) in agricultural practices in India has gained popularity due to their broad spectrum, low cost and high potency. Monocrotophos (an OP) which is a systemic and contact broad-spectrum ...
Integrated response of the toxicity of environmentally relevant concentrations of copper in the backwater clam Meretrix casta

D'Costa, A.H.; Furtado, S.; Greeshma, S.S.; Shyama, S.K. (Chemistry and Ecology. 36(10); 2020; 982-995.)

Copper is released into the aquatic environment as a consequence of anthropogenic activities such as mining and runoffs of copper-containing pesticides and fertilisers. This may pose a threat to the health of the organisms ...
Microplastics in decapod crustaceans: Accumulation, toxicity and impacts, a review

D'Costa, A.H. (Science of The Total Environment. 832; 2022; ArticleID_154963.)

The presence of microplastics in the aquatic environment poses a serious threat not only to aquatic organisms but also to human beings that consume them. The uptake and effects of microplastics have been studied in almost ...

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