Hélcio Resende Borba

ORCID: 0000-0002-9809-2462
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About
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Research Areas
  • Helminth infection and control
  • Carcinogens and Genotoxicity Assessment
  • Phytochemistry Medicinal Plant Applications
  • Insect Pest Control Strategies
  • Animal Nutrition and Physiology
  • Plant Toxicity and Pharmacological Properties
  • Allelopathy and phytotoxic interactions
  • Coccidia and coccidiosis research
  • Reproductive System and Pregnancy
  • Analytical Methods in Pharmaceuticals
  • Essential Oils and Antimicrobial Activity
  • Agricultural Practices and Plant Genetics
  • Women's cancer prevention and management
  • Reproductive Physiology in Livestock
  • Geography and Environmental Studies
  • Banana Cultivation and Research
  • Bioactive Natural Diterpenoids Research
  • Phytochemistry and biological activities of Ficus species
  • Dye analysis and toxicity
  • Phytochemistry and Bioactive Compounds
  • Milk Quality and Mastitis in Dairy Cows
  • Genetically Modified Organisms Research
  • Arsenic contamination and mitigation
  • Traditional and Medicinal Uses of Annonaceae
  • Ethnobotanical and Medicinal Plants Studies

Universidade Federal Rural do Rio de Janeiro
2005-2022

Governador Celso Ramos Hospital
2011

Universidade Federal do Paraná
1984-1986

The Japanese quail Coturnix japonica originated from North Africa, Europe and Asia, is used worldwide as an experimental animal model for aviculture. current paper characterizes Eimeria bateri, tsunodai uzura recovered C. japonica. Based on the fact that quails have a global distribution, are their coccidia, findings of this study should provide means diagnosis those spp. in other regions continents. bateri showed greatest intensity infection shed oocysts fourth day after infection;...

10.1590/s0100-736x2013001200008 article EN Pesquisa Veterinária Brasileira 2013-12-01

The Guandu River is the main source of water supply for metropolitan region Rio de Janeiro and has been facing serious environmental problems due to increasing population industrial pollution, as well presence polluted tributaries. This study analyzed cytotoxic genotoxic potential River's waters, through use Allium cepa test system. Collection points were chosen at greatest confluences pollutant sources. sampling included two different seasons: rainy season (January February) dry (June...

10.4136/ambi-agua.1487 article EN cc-by Ambiente e Agua - An Interdisciplinary Journal of Applied Science 2014-12-10

As cascas e as raízes de A. anthelmia têm sido utilizadas tradicionalmente como vermífugas. Um estudo biomonitorado do extrato metanólico das conduziu ao isolamento isoflavonas biochanina A genisteína da fração acetato etila; 7-O-β-D-glicopiranosídeo, 7-O-α-L-rhamnopiranosil-(1→6)-β-D-glicopiranosídeo 7-O-β-D-apiofuranosil-(1→5)-β-D-apiofuranosil-(1→6)-β-D-glicopiranosídeo n-butanólica catequina metanólica. Suas estruturas foram elucidadas com base em dados espectrométricos. atividade...

10.1590/s0102-695x2008000400013 article PT cc-by-nc-nd Revista Brasileira de Farmacognosia 2008-12-01

Laurus nobilis L. is a large shrub belonging to the Lauracea family. Its leaves are widely used for food seasoning as well in folk medicine. Various studies have demonstrated antiproliferative, antifungal and antibacterial effects of nobilis, but no investigated genotoxic effect aqueous extract plant. The objective this study was analyze potential an leaves, using Allium cepa assay mouse peripheral blood cell micronucleus test. results showed that did not any activity, cytotoxic activity...

10.1590/s2175-97902019000318302 article EN cc-by Brazilian Journal of Pharmaceutical Sciences 2020-01-01

Estudou-se a atividade anti-helmíntica das plantas; Allium sativum, Punica granatum, Tynnanthus fasciculatus e Cocos nucifera. Foram utilizados 70 frangos infectados naturalmente com Heterakis gallinarum, divididos em grupos de dez animais, um controle positivo (20) negativo (10). Administraram-se as plantas na forma extrato aquoso suco por gavage trituradas incorporadas à ração nas doses 2, 3 10g kg-1 dia-1, durante três dias consecutivos. Os resultados foram avaliados através teste não. O...

10.1590/s0103-84782004000500050 article PT cc-by-nc Ciência Rural 2004-10-01

Antibacterial, anti-inflammatory and antiparasitic properties have been associated with the extract of pomegranate (Punica granatum) in several animals conditions. The Japanese quail (Coturnix japonica), originated from North Africa, Europe Asia, is used worldwide as an experimental animal model for aviculture. current study investigated effects pericarp aqueous on shedding, viability morphometry three Eimeria spp. quails, besides weight gain genotoxic activity. Although recognized by...

10.1016/j.ijvsm.2014.02.002 article EN cc-by-nc-nd International Journal of Veterinary Science and Medicine 2014-04-04

As plantas são fontes importantes de produtos naturais biologicamente ativos. Dentre as usadas na medicina popular a Anonna squamosa conhecida como fruta-do-conde é citada tendo várias ações medicinais, dentre elas atividade inseticida e anti-helmíntica. Dentro desta perspectiva, objetivou-se determinar anti-helmíntica dos extratos aquosos (EA) etanólicos (EE) das folhas da sobre o nematóide aves Ascaridia galli, in vitro vivo. No primeiro, os nematóides foram colocados em placa Petri...

10.1590/s1516-05722009000200002 article PT cc-by Revista Brasileira de Plantas Medicinais 2009-01-01

A endometrite é uma das principais causas de infertilidade equina, com considerável impacto econômico.Porém, não existe consenso sobre o método ideal diagnóstico.O objetivo deste estudo foi avaliar os achados bacteriológicos, citológicos e histopatológicos 21 éguas histórico infertilidade.Escherichia coli (10 cepas), estreptococos do grupo C [(EGC), Streptococcus equi subsp.zooepidemicus (4) dysgalactiae subsp.equisimilis (3)], Enterococcus sp.(3) Staphylococcus aureus (2) foram isolados...

10.4322/rbcv.2014.114 article PT Revista Brasileira de Ciência Veterinária 2011-01-01

Vampirolepis nana AND Aspiculuris tetrapteraThe anthelmintic activity of the crude extracts fresh and dry leaf, trunk bark root species Andira anthelmia fraxinifolia.was evaluated in tetraptera.Doses 8 g/kg/day were utilized for leaves bark, 1, 2, 4 A. anthelmia, doses 4, 16 tree fraxinifolia.The dose extract when compared, did not present any significant difference percentage elimination V. nana, 14.9%, 16.4%, 6.3%, 17.9%, respectively.The same occurred compared with control group...

10.4067/s0717-77122003000100004 article EN Parasitología latinoamericana 2003-01-01

The anthelminthic activity of four plants - Allium sativum (garlic), Punica granatum (pomegranate), Tynnanthus labiatus (liana-carnation) and Cocus nucifera (coconut) with the mebendazole was compared. Seventy Hubbard chickens, naturally infected Ascaridia galli, divided in 5 groups 10 chichens plus a control group (not treated, n=20) were used experiment. vegetable matter forms aqueous extract, juice triturated, administered by probe or incorporated to diet, doses 2, 3 10g/kg/day, for three...

10.1590/s0102-09352005000800020 article EN cc-by Arquivo Brasileiro de Medicina Veterinária e Zootecnia 2005-09-01

The public water supply of the Rio de Janeiro metropolitan region is highly dependent on transposition from Paraíba do Sul River: 70% diverted to Piraí River and then passes through a series other rivers reservoirs, finally discharging in Guandu River. During this path, exposed many sources pollution. This makes quality raw that reaches Treatment Station (WTS) vulnerable. article reports analysis cytogenotoxic potential samples collected at four different points along downstream point,...

10.4136/ambi-agua.2521 article EN cc-by Ambiente e Agua - An Interdisciplinary Journal of Applied Science 2020-06-02

The residual biomasses of coffee and other beverages generated in shops, restaurants, residences, bars among others do not have registers due to the difficulty quantifying this type waste different places. To analyze toxic effects for substance or mixed substances improperly discarded should be performed toxicity tests that aim predict potential impact a xenobiotic on environment. objective work was evaluate solubilized extract coffe germination development onion seedlings (A. cepa), as well...

10.5902/2179460x34552 article EN cc-by-nc-sa Ciência e Natura 2018-12-07

Abstract Effects of the antiarrhythmic drugs (propranolol, perhexiline maleate, lidoflazine and iproveratril) on energy‐linked reactions membrane potential were studied. Propranolol, maleate inhibit ATPase activity undamaged broken mitochondria, submitochondrial particles. All are inhibitors either ATP‐driven or succinate‐driven reduction NADP + . The antiarrhythmics promote a decrease in upon energization mitochondrial by α‐ketoglutarate, succinate, ATP. It was suggested that these have...

10.1002/cbf.290040410 article EN Cell Biochemistry and Function 1986-10-01

A endometrite e uma das principais causas de infertilidade equina, com consideravel impacto economico. Porem, nao existeconsenso sobre o metodo ideal diagnostico. O objetivo deste estudo foi avaliar os achados bacteriologicos, citologicose histopatologicos 21 eguas historico infertilidade. Escherichia coli (10 cepas), estreptococos do grupo C [(EGC),Streptococcus equi subsp. zooepidemicus (4) Streptococcus dysgalactiae equisimilis (3)], Enterococcus sp. (3) eStaphylococcus aureus (2) foram...

10.22409/rbcv.v18i1.241 article PT Revista Brasileira de Ciência Veterinária 2011-04-30

10.1016/0165-1161(84)90271-1 article EN Mutation Research/Environmental Mutagenesis and Related Subjects 1984-06-01
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