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The Influence of the Different Disposition Characteristics of Snake Toxins on the Pharmacokinetics of Snake Venom
Snake venom is comprised of a combination of different proteins and peptides with a wide range of molecular weights and different disposition processes inherent to each compound. This causes venom to have a complex exposure profile. Our study investigates 1) how each molecular weight fraction (toxin...
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Published in: | Toxins 2020-03, Vol.12 (3), p.188 |
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description | Snake venom is comprised of a combination of different proteins and peptides with a wide range of molecular weights and different disposition processes inherent to each compound. This causes venom to have a complex exposure profile. Our study investigates 1) how each molecular weight fraction (toxin) of venom contributes to the overall time course of the snake venom, and 2) the ability to determine toxin profiles based on the profile of the overall venom only. We undertook an
simulation and modelling study. Sixteen variations of venom, comprising of two to nine toxins with different molecular weights were investigated. The pharmacokinetic parameters (i.e., clearance,, and volume of distribution,) of each toxin were generated based on a log-linear relationship with molecular weight. The concentration-time data of each toxin were simulated for 100 virtual patients using MATLAB and the total concentration-time data of each toxin were modelled using NONMEM. We found that the data of sixteen mixtures were best described by either two- or three-compartment models, despite the venom being made up of more than three different toxins. This suggests that it is generally not possible to determine individual toxin profiles based on measurements of total venom concentrations only. |
doi_str_mv | 10.3390/toxins12030188 |
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simulation and modelling study. Sixteen variations of venom, comprising of two to nine toxins with different molecular weights were investigated. The pharmacokinetic parameters (i.e., clearance,, and volume of distribution,) of each toxin were generated based on a log-linear relationship with molecular weight. The concentration-time data of each toxin were simulated for 100 virtual patients using MATLAB and the total concentration-time data of each toxin were modelled using NONMEM. We found that the data of sixteen mixtures were best described by either two- or three-compartment models, despite the venom being made up of more than three different toxins. This suggests that it is generally not possible to determine individual toxin profiles based on measurements of total venom concentrations only.</description><identifier>ISSN: 2072-6651</identifier><identifier>EISSN: 2072-6651</identifier><identifier>DOI: 10.3390/toxins12030188</identifier><identifier>PMID: 32188075</identifier><language>eng</language><publisher>Switzerland: MDPI AG</publisher><subject>Animals ; Atomic properties ; Computer Simulation ; Datasets as Topic ; Dose-Response Relationship, Drug ; Half-Life ; Humans ; Models, Biological ; Molecular Weight ; Peptides ; Pharmacokinetics ; Pharmacological research ; Pharmacology ; Physiological aspects ; Proteins ; Snake Bites - metabolism ; Snake Venoms - chemistry ; Snake Venoms - pharmacokinetics ; Snakes ; stochastic simulation and estimation ; Studies ; Tissue Distribution ; Toxins ; Venom ; Venoms</subject><ispartof>Toxins, 2020-03, Vol.12 (3), p.188</ispartof><rights>COPYRIGHT 2020 MDPI AG</rights><rights>2020. This work is licensed under http://creativecommons.org/licenses/by/3.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>2020 by the authors. 2020</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c512t-5699ee2163e630d0bd2946cfdd415d182fcb1b052ba47ea876ca7ce572f2d8403</citedby><cites>FETCH-LOGICAL-c512t-5699ee2163e630d0bd2946cfdd415d182fcb1b052ba47ea876ca7ce572f2d8403</cites><orcidid>0000-0002-7987-6296 ; 0000-0003-1519-7419</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://www.proquest.com/docview/2379989853/fulltextPDF?pq-origsite=primo$$EPDF$$P50$$Gproquest$$Hfree_for_read</linktopdf><linktohtml>$$Uhttps://www.proquest.com/docview/2379989853?pq-origsite=primo$$EHTML$$P50$$Gproquest$$Hfree_for_read</linktohtml><link.rule.ids>230,314,727,780,784,885,25753,27924,27925,37012,44590,53791,53793,74998</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/32188075$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Sanhajariya, Suchaya</creatorcontrib><creatorcontrib>Isbister, Geoffrey K</creatorcontrib><creatorcontrib>Duffull, Stephen B</creatorcontrib><title>The Influence of the Different Disposition Characteristics of Snake Toxins on the Pharmacokinetics of Snake Venom</title><title>Toxins</title><addtitle>Toxins (Basel)</addtitle><description>Snake venom is comprised of a combination of different proteins and peptides with a wide range of molecular weights and different disposition processes inherent to each compound. This causes venom to have a complex exposure profile. Our study investigates 1) how each molecular weight fraction (toxin) of venom contributes to the overall time course of the snake venom, and 2) the ability to determine toxin profiles based on the profile of the overall venom only. We undertook an
simulation and modelling study. Sixteen variations of venom, comprising of two to nine toxins with different molecular weights were investigated. The pharmacokinetic parameters (i.e., clearance,, and volume of distribution,) of each toxin were generated based on a log-linear relationship with molecular weight. The concentration-time data of each toxin were simulated for 100 virtual patients using MATLAB and the total concentration-time data of each toxin were modelled using NONMEM. We found that the data of sixteen mixtures were best described by either two- or three-compartment models, despite the venom being made up of more than three different toxins. This suggests that it is generally not possible to determine individual toxin profiles based on measurements of total venom concentrations only.</description><subject>Animals</subject><subject>Atomic properties</subject><subject>Computer Simulation</subject><subject>Datasets as Topic</subject><subject>Dose-Response Relationship, Drug</subject><subject>Half-Life</subject><subject>Humans</subject><subject>Models, Biological</subject><subject>Molecular Weight</subject><subject>Peptides</subject><subject>Pharmacokinetics</subject><subject>Pharmacological research</subject><subject>Pharmacology</subject><subject>Physiological aspects</subject><subject>Proteins</subject><subject>Snake Bites - metabolism</subject><subject>Snake Venoms - chemistry</subject><subject>Snake Venoms - pharmacokinetics</subject><subject>Snakes</subject><subject>stochastic simulation and estimation</subject><subject>Studies</subject><subject>Tissue Distribution</subject><subject>Toxins</subject><subject>Venom</subject><subject>Venoms</subject><issn>2072-6651</issn><issn>2072-6651</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2020</creationdate><recordtype>article</recordtype><sourceid>PIMPY</sourceid><sourceid>DOA</sourceid><recordid>eNpVkk1vEzEQhi0EolXplSNaiXOKP9b2-oJUhVIiVQKJwNXy2uPEadZO7Q2Cf19vU6rEh_Fo_Myrd6xB6D3BV4wp_GlMf0MshGKGSde9QucUSzoTgpPXR_kZuixlg-thjCgi36IzRiuPJT9HD8s1NIvot3uIFprkm7EWvgTvIUMca1Z2qYQxpNjM1yYbO0IOZQy2TPDPaO6hWT75aCoyNf-o2GBsug8RTrnfENPwDr3xZlvg8vm-QL--3izn32Z3328X8-u7meWEjjMulAKgRDAQDDvcO6paYb1zLeGOdNTbnvSY0960EkwnhTXSApfUU9e1mF2gxUHXJbPRuxwGk__pZIJ-KqS80iZXf1vQEpQXvCdMQNe2khje12C8w9JYQ1jV-nzQ2u37AZytP5PN9kT09CWGtV6lP1oSjhWeBD4-C-T0sIcy6k3a51jn15RJpTrV8SNqZaqrEH2qYnYIxeprUcfHlOFpsKsDZXMqJYN_8UGwnvZCn-5Fbfhw7P4F_78F7BHcHbUd</recordid><startdate>20200316</startdate><enddate>20200316</enddate><creator>Sanhajariya, Suchaya</creator><creator>Isbister, Geoffrey K</creator><creator>Duffull, Stephen B</creator><general>MDPI AG</general><general>MDPI</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>3V.</scope><scope>7T7</scope><scope>7U7</scope><scope>7X7</scope><scope>7XB</scope><scope>88E</scope><scope>8FD</scope><scope>8FE</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABUWG</scope><scope>AEUYN</scope><scope>AFKRA</scope><scope>ATCPS</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BHPHI</scope><scope>C1K</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>FR3</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>GNUQQ</scope><scope>HCIFZ</scope><scope>K9.</scope><scope>LK8</scope><scope>M0S</scope><scope>M1P</scope><scope>M7P</scope><scope>P64</scope><scope>PATMY</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PYCSY</scope><scope>5PM</scope><scope>DOA</scope><orcidid>https://orcid.org/0000-0002-7987-6296</orcidid><orcidid>https://orcid.org/0000-0003-1519-7419</orcidid></search><sort><creationdate>20200316</creationdate><title>The Influence of the Different Disposition Characteristics of Snake Toxins on the Pharmacokinetics of Snake Venom</title><author>Sanhajariya, Suchaya ; Isbister, Geoffrey K ; Duffull, Stephen B</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c512t-5699ee2163e630d0bd2946cfdd415d182fcb1b052ba47ea876ca7ce572f2d8403</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><topic>Animals</topic><topic>Atomic properties</topic><topic>Computer Simulation</topic><topic>Datasets as Topic</topic><topic>Dose-Response Relationship, Drug</topic><topic>Half-Life</topic><topic>Humans</topic><topic>Models, Biological</topic><topic>Molecular Weight</topic><topic>Peptides</topic><topic>Pharmacokinetics</topic><topic>Pharmacological research</topic><topic>Pharmacology</topic><topic>Physiological aspects</topic><topic>Proteins</topic><topic>Snake Bites - metabolism</topic><topic>Snake Venoms - chemistry</topic><topic>Snake Venoms - pharmacokinetics</topic><topic>Snakes</topic><topic>stochastic simulation and estimation</topic><topic>Studies</topic><topic>Tissue Distribution</topic><topic>Toxins</topic><topic>Venom</topic><topic>Venoms</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Sanhajariya, Suchaya</creatorcontrib><creatorcontrib>Isbister, Geoffrey K</creatorcontrib><creatorcontrib>Duffull, Stephen B</creatorcontrib><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>ProQuest Central (Corporate)</collection><collection>Industrial and Applied Microbiology Abstracts (Microbiology A)</collection><collection>Toxicology Abstracts</collection><collection>ProQuest Health & Medical Collection</collection><collection>ProQuest Central (purchase pre-March 2016)</collection><collection>Medical Database (Alumni Edition)</collection><collection>Technology Research Database</collection><collection>ProQuest SciTech Collection</collection><collection>ProQuest Natural Science Collection</collection><collection>Hospital Premium Collection</collection><collection>Hospital Premium Collection (Alumni Edition)</collection><collection>ProQuest Central (Alumni) (purchase pre-March 2016)</collection><collection>ProQuest Central (Alumni)</collection><collection>ProQuest One Sustainability</collection><collection>ProQuest Central</collection><collection>Agricultural & Environmental Science Collection</collection><collection>ProQuest Central Essentials</collection><collection>Biological Science Collection</collection><collection>AUTh Library subscriptions: ProQuest Central</collection><collection>ProQuest Natural Science Collection</collection><collection>Environmental Sciences and Pollution Management</collection><collection>ProQuest One Community College</collection><collection>ProQuest Central Korea</collection><collection>Engineering Research Database</collection><collection>Health Research Premium Collection</collection><collection>Health Research Premium Collection (Alumni)</collection><collection>ProQuest Central Student</collection><collection>SciTech Premium Collection (Proquest) (PQ_SDU_P3)</collection><collection>ProQuest Health & Medical Complete (Alumni)</collection><collection>ProQuest Biological Science Collection</collection><collection>Health & Medical Collection (Alumni Edition)</collection><collection>PML(ProQuest Medical Library)</collection><collection>Biological Science Database</collection><collection>Biotechnology and BioEngineering Abstracts</collection><collection>Environmental Science Database</collection><collection>Publicly Available Content Database</collection><collection>ProQuest One Academic Eastern Edition (DO NOT USE)</collection><collection>ProQuest One Academic</collection><collection>ProQuest One Academic UKI Edition</collection><collection>Environmental Science Collection</collection><collection>PubMed Central (Full Participant titles)</collection><collection>Directory of Open Access Journals</collection><jtitle>Toxins</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Sanhajariya, Suchaya</au><au>Isbister, Geoffrey K</au><au>Duffull, Stephen B</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>The Influence of the Different Disposition Characteristics of Snake Toxins on the Pharmacokinetics of Snake Venom</atitle><jtitle>Toxins</jtitle><addtitle>Toxins (Basel)</addtitle><date>2020-03-16</date><risdate>2020</risdate><volume>12</volume><issue>3</issue><spage>188</spage><pages>188-</pages><issn>2072-6651</issn><eissn>2072-6651</eissn><abstract>Snake venom is comprised of a combination of different proteins and peptides with a wide range of molecular weights and different disposition processes inherent to each compound. 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simulation and modelling study. Sixteen variations of venom, comprising of two to nine toxins with different molecular weights were investigated. The pharmacokinetic parameters (i.e., clearance,, and volume of distribution,) of each toxin were generated based on a log-linear relationship with molecular weight. The concentration-time data of each toxin were simulated for 100 virtual patients using MATLAB and the total concentration-time data of each toxin were modelled using NONMEM. We found that the data of sixteen mixtures were best described by either two- or three-compartment models, despite the venom being made up of more than three different toxins. This suggests that it is generally not possible to determine individual toxin profiles based on measurements of total venom concentrations only.</abstract><cop>Switzerland</cop><pub>MDPI AG</pub><pmid>32188075</pmid><doi>10.3390/toxins12030188</doi><orcidid>https://orcid.org/0000-0002-7987-6296</orcidid><orcidid>https://orcid.org/0000-0003-1519-7419</orcidid><oa>free_for_read</oa></addata></record> |
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subjects | Animals Atomic properties Computer Simulation Datasets as Topic Dose-Response Relationship, Drug Half-Life Humans Models, Biological Molecular Weight Peptides Pharmacokinetics Pharmacological research Pharmacology Physiological aspects Proteins Snake Bites - metabolism Snake Venoms - chemistry Snake Venoms - pharmacokinetics Snakes stochastic simulation and estimation Studies Tissue Distribution Toxins Venom Venoms |
title | The Influence of the Different Disposition Characteristics of Snake Toxins on the Pharmacokinetics of Snake Venom |
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