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Uporaba DNA označevalcev za preverjanje porekla pri ovcah in določanja očetovstva v čredah z več plemenskimi ovni = Molecular genetics markers used for parentage verification and paternity determination in multiple-sire sheep pedigreesVolčič, Tomaž ...Rodovniški podatki kontroliranih tropov so bistvenega pomena za rejce ovc in izvajanje selekcijskih programov. V tej študiji smo preverili, če je mono z osmimi molekularno genetskimi označevalci ter ... uporabo računalniškega programa ATLAS preveriti skladnost podatkov v več-generacijskih rodovnikih jezersko-solčavske in oplemenjene jezersko-solčavske pasme. Ugotovili smo 90,9% točnost beleženja rodovniških podatkov, medtem ko smo neskladja ugotovili pri štirih družinah od 44-ih. V dveh primerih je bil potomcu nepravilno pripisan oče ali mati, pri ostalih dveh primerih pa sta bila jagnjetu napačno pripisana oba starša. V drugem delu raziskave smo poskušali z istim nizom mikrosatelitnih označevalcev določiti očetovstva štirim jagnjetom istrske pramenke, kjer v času paritev v trop pripuščajo dvajset ovnov in tako jagnje nima poznanega očeta. Trem jagnjetom smo lahko nedvoumno določili očeta z izločitvijo ostalih devetnajstih. V enem primeru smo ugotovili, da niz osmih označevalcev ni dovolj informativen za določitev očeta potomcu, zato smo analizo razširili in z vključitvijo dodatnih štirih mikrosatelitnih označevalcev uspešno določili očetovstvo tudi v tem primeru. Z izbranim nizom molekularnih označevalcev in obdelave podatkov je mono učinkovito preverjati obstoječe rodovniške podatke in napovedati očetovstvo jagnjetom v tropih, kjer pripuščajo večje število ovnov. Rezultati take analize so lahko v pomoč rejcem in selekcijskim službam za izboljšanje točnosti rodovniških podatkov in učinkovitejše načrtovanje reje in selekcije pri ovcah.Source: Acta agriculturae Slovenica. - ISSN 1581-9175 (Letn. 94, št. 2, 2009, str. 121-131)Type of material - article, component partPublish date - 2009Language - slovenianCOBISS.SI-ID - 2545800
Author
Volčič, Tomaž |
Kompan, Drago |
Dovč, Peter, 1958- |
Horvat, Simon
Topics
ovce |
poreklo |
očetovstvo |
molekularna genetika |
genetski označevalci |
sheep |
parentage |
paternity |
molecular genetics |
genetics markers
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DRS, in which the journal is indexed
Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Volčič, Tomaž | |
Kompan, Drago | 06537 |
Dovč, Peter, 1958- | 05098 |
Horvat, Simon | 10412 |
Source: Personal bibliographies
and: SICRIS
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