In vitro and in vivo evaluation of the anticarcinogenic and cancer chemopreventive potential of a flavonoid-rich fraction from a traditional Indian herb Selaginella bryopteris

Prevention of cancer through nutritional intervention has gained significant recognition in recent years. Evidence revealed from mechanistic investigations coupled with molecular epidemiology show an inverse association of dietary flavonoids intake with cancer risk. The chemopreventive and anticarci...

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Veröffentlicht in:British journal of nutrition 2011-10, Vol.106 (8), p.1154-1168
Hauptverfasser: Mishra, Pradyumna Kumar, Raghuram, Gorantla Venkata, Bhargava, Arpit, Ahirwar, Alok, Samarth, Ravindra, Upadhyaya, Ravi, Jain, Subodh Kumar, Pathak, Neelam
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container_issue 8
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container_title British journal of nutrition
container_volume 106
creator Mishra, Pradyumna Kumar
Raghuram, Gorantla Venkata
Bhargava, Arpit
Ahirwar, Alok
Samarth, Ravindra
Upadhyaya, Ravi
Jain, Subodh Kumar
Pathak, Neelam
description Prevention of cancer through nutritional intervention has gained significant recognition in recent years. Evidence revealed from mechanistic investigations coupled with molecular epidemiology show an inverse association of dietary flavonoids intake with cancer risk. The chemopreventive and anticarcinogenic potential of Selaginella bryopteris, a traditional Indian herb referred to as ‘Sanjeevani’ in the Ayurvedic system of medicine, was examined in the present study. Comprehensive in vitro and in vivo studies were conducted on the flavonoid-rich benzene fraction of the aqueous extract that demonstrated a significant cytoprotective activity. Biomarkers of chemoprevention such as proliferative index and status of cell-cycle regulatory proteins, antioxidant property, anti-inflammatory effect, reversal of stress-induced senescence and genoprotective effect were investigated in human and murine cell cultures. Chemopreventive potential was assessed in benzopyrene-induced lung carcinogenesis and 7,12-dimethyl benz(a)anthracene-mediated skin papillomagenesis test models. Inhibition of DNA fragmentation, unperturbed cell-cycle regulation, maintenance of intracellular antioxidant defence, anti-inflammatory activity, prevention of stress-induced senescence and genoprotective effects against methyl isocyanate carcinogenicity was observed. Medium-term anticarcinogenicity and two-stage skin papillomagenesis tests strongly substantiated our in vitro observations. Results from the present study provide evidence of anticarcinogenic and chemopreventive activities of S. bryopteris hitherto unreported and reaffirm the nutritional significance of flavonoids in cancer prevention.
doi_str_mv 10.1017/S0007114511001498
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Evidence revealed from mechanistic investigations coupled with molecular epidemiology show an inverse association of dietary flavonoids intake with cancer risk. The chemopreventive and anticarcinogenic potential of Selaginella bryopteris, a traditional Indian herb referred to as ‘Sanjeevani’ in the Ayurvedic system of medicine, was examined in the present study. Comprehensive in vitro and in vivo studies were conducted on the flavonoid-rich benzene fraction of the aqueous extract that demonstrated a significant cytoprotective activity. Biomarkers of chemoprevention such as proliferative index and status of cell-cycle regulatory proteins, antioxidant property, anti-inflammatory effect, reversal of stress-induced senescence and genoprotective effect were investigated in human and murine cell cultures. Chemopreventive potential was assessed in benzopyrene-induced lung carcinogenesis and 7,12-dimethyl benz(a)anthracene-mediated skin papillomagenesis test models. Inhibition of DNA fragmentation, unperturbed cell-cycle regulation, maintenance of intracellular antioxidant defence, anti-inflammatory activity, prevention of stress-induced senescence and genoprotective effects against methyl isocyanate carcinogenicity was observed. Medium-term anticarcinogenicity and two-stage skin papillomagenesis tests strongly substantiated our in vitro observations. 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Psychology ; Health risks ; Herbs ; Humans ; in vivo studies ; India ; Isocyanates ; medicine ; Medicine, Traditional ; methyl isocyanate ; Mice ; molecular epidemiology ; Molecular Nutrition ; Nutrition research ; nutritional intervention ; Papilloma - chemically induced ; Papilloma - prevention & control ; Plants, Medicinal - chemistry ; Prevention ; regulatory proteins ; risk ; Selaginella ; Selaginellaceae - chemistry ; senescence ; Skin Neoplasms - chemically induced ; Skin Neoplasms - prevention & control ; Vertebrates: anatomy and physiology, studies on body, several organs or systems]]></subject><ispartof>British journal of nutrition, 2011-10, Vol.106 (8), p.1154-1168</ispartof><rights>Copyright © The Authors 2011</rights><rights>2015 INIST-CNRS</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c425t-e4c3363a204ed0931c7ca86e60142ad1681bb8d72673b5c60aa00ebe46d70e1e3</citedby><cites>FETCH-LOGICAL-c425t-e4c3363a204ed0931c7ca86e60142ad1681bb8d72673b5c60aa00ebe46d70e1e3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://www.cambridge.org/core/product/identifier/S0007114511001498/type/journal_article$$EHTML$$P50$$Gcambridge$$H</linktohtml><link.rule.ids>164,314,778,782,27911,27912,55615</link.rule.ids><backlink>$$Uhttp://pascal-francis.inist.fr/vibad/index.php?action=getRecordDetail&amp;idt=24697578$$DView record in Pascal Francis$$Hfree_for_read</backlink><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/21736819$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Mishra, Pradyumna Kumar</creatorcontrib><creatorcontrib>Raghuram, Gorantla Venkata</creatorcontrib><creatorcontrib>Bhargava, Arpit</creatorcontrib><creatorcontrib>Ahirwar, Alok</creatorcontrib><creatorcontrib>Samarth, Ravindra</creatorcontrib><creatorcontrib>Upadhyaya, Ravi</creatorcontrib><creatorcontrib>Jain, Subodh Kumar</creatorcontrib><creatorcontrib>Pathak, Neelam</creatorcontrib><title>In vitro and in vivo evaluation of the anticarcinogenic and cancer chemopreventive potential of a flavonoid-rich fraction from a traditional Indian herb Selaginella bryopteris</title><title>British journal of nutrition</title><addtitle>Br J Nutr</addtitle><description>Prevention of cancer through nutritional intervention has gained significant recognition in recent years. Evidence revealed from mechanistic investigations coupled with molecular epidemiology show an inverse association of dietary flavonoids intake with cancer risk. The chemopreventive and anticarcinogenic potential of Selaginella bryopteris, a traditional Indian herb referred to as ‘Sanjeevani’ in the Ayurvedic system of medicine, was examined in the present study. Comprehensive in vitro and in vivo studies were conducted on the flavonoid-rich benzene fraction of the aqueous extract that demonstrated a significant cytoprotective activity. Biomarkers of chemoprevention such as proliferative index and status of cell-cycle regulatory proteins, antioxidant property, anti-inflammatory effect, reversal of stress-induced senescence and genoprotective effect were investigated in human and murine cell cultures. Chemopreventive potential was assessed in benzopyrene-induced lung carcinogenesis and 7,12-dimethyl benz(a)anthracene-mediated skin papillomagenesis test models. Inhibition of DNA fragmentation, unperturbed cell-cycle regulation, maintenance of intracellular antioxidant defence, anti-inflammatory activity, prevention of stress-induced senescence and genoprotective effects against methyl isocyanate carcinogenicity was observed. Medium-term anticarcinogenicity and two-stage skin papillomagenesis tests strongly substantiated our in vitro observations. 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Feeding behavior</subject><subject>Flavonoids</subject><subject>Flavonoids - administration &amp; dosage</subject><subject>Flavonoids - isolation &amp; purification</subject><subject>Flavonoids - pharmacology</subject><subject>Fundamental and applied biological sciences. 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Raghuram, Gorantla Venkata ; Bhargava, Arpit ; Ahirwar, Alok ; Samarth, Ravindra ; Upadhyaya, Ravi ; Jain, Subodh Kumar ; Pathak, Neelam</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c425t-e4c3363a204ed0931c7ca86e60142ad1681bb8d72673b5c60aa00ebe46d70e1e3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2011</creationdate><topic>Animals</topic><topic>Animals, Newborn</topic><topic>Anthracene</topic><topic>anti-inflammatory activity</topic><topic>Anti-Inflammatory Agents - isolation &amp; purification</topic><topic>Anti-Inflammatory Agents - pharmacology</topic><topic>anticarcinogenic activity</topic><topic>Anticarcinogenic Agents - administration &amp; dosage</topic><topic>Anticarcinogenic Agents - isolation &amp; purification</topic><topic>Anticarcinogenic Agents - pharmacology</topic><topic>antioxidant activity</topic><topic>Antioxidants</topic><topic>Antioxidants - isolation &amp; purification</topic><topic>Antioxidants - pharmacology</topic><topic>Apoptosis - drug effects</topic><topic>Benzene</topic><topic>Biological and medical sciences</topic><topic>Biomarkers</topic><topic>Cancer</topic><topic>Carcinogenesis</topic><topic>Carcinogenicity</topic><topic>cell culture</topic><topic>cell cycle</topic><topic>Cell Cycle Proteins - metabolism</topic><topic>Cell Line</topic><topic>Cell Proliferation - drug effects</topic><topic>chemoprevention</topic><topic>Diet</topic><topic>DNA Damage - drug effects</topic><topic>DNA fragmentation</topic><topic>Dose-Response Relationship, Drug</topic><topic>Drug Screening Assays, Antitumor</topic><topic>Epidemiology</topic><topic>Feeding. Feeding behavior</topic><topic>Flavonoids</topic><topic>Flavonoids - administration &amp; dosage</topic><topic>Flavonoids - isolation &amp; purification</topic><topic>Flavonoids - pharmacology</topic><topic>Fundamental and applied biological sciences. 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Inhibition of DNA fragmentation, unperturbed cell-cycle regulation, maintenance of intracellular antioxidant defence, anti-inflammatory activity, prevention of stress-induced senescence and genoprotective effects against methyl isocyanate carcinogenicity was observed. Medium-term anticarcinogenicity and two-stage skin papillomagenesis tests strongly substantiated our in vitro observations. Results from the present study provide evidence of anticarcinogenic and chemopreventive activities of S. bryopteris hitherto unreported and reaffirm the nutritional significance of flavonoids in cancer prevention.</abstract><cop>Cambridge, UK</cop><pub>Cambridge University Press</pub><pmid>21736819</pmid><doi>10.1017/S0007114511001498</doi><tpages>15</tpages></addata></record>
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subjects Animals
Animals, Newborn
Anthracene
anti-inflammatory activity
Anti-Inflammatory Agents - isolation & purification
Anti-Inflammatory Agents - pharmacology
anticarcinogenic activity
Anticarcinogenic Agents - administration & dosage
Anticarcinogenic Agents - isolation & purification
Anticarcinogenic Agents - pharmacology
antioxidant activity
Antioxidants
Antioxidants - isolation & purification
Antioxidants - pharmacology
Apoptosis - drug effects
Benzene
Biological and medical sciences
Biomarkers
Cancer
Carcinogenesis
Carcinogenicity
cell culture
cell cycle
Cell Cycle Proteins - metabolism
Cell Line
Cell Proliferation - drug effects
chemoprevention
Diet
DNA Damage - drug effects
DNA fragmentation
Dose-Response Relationship, Drug
Drug Screening Assays, Antitumor
Epidemiology
Feeding. Feeding behavior
Flavonoids
Flavonoids - administration & dosage
Flavonoids - isolation & purification
Flavonoids - pharmacology
Fundamental and applied biological sciences. Psychology
Health risks
Herbs
Humans
in vivo studies
India
Isocyanates
medicine
Medicine, Traditional
methyl isocyanate
Mice
molecular epidemiology
Molecular Nutrition
Nutrition research
nutritional intervention
Papilloma - chemically induced
Papilloma - prevention & control
Plants, Medicinal - chemistry
Prevention
regulatory proteins
risk
Selaginella
Selaginellaceae - chemistry
senescence
Skin Neoplasms - chemically induced
Skin Neoplasms - prevention & control
Vertebrates: anatomy and physiology, studies on body, several organs or systems
title In vitro and in vivo evaluation of the anticarcinogenic and cancer chemopreventive potential of a flavonoid-rich fraction from a traditional Indian herb Selaginella bryopteris
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