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Spontaneous activation of spermatozoa motility by routine freeze‐thawing in different fish species

Identifieur interne : 000831 ( Istex/Corpus ); précédent : 000830; suivant : 000832

Spontaneous activation of spermatozoa motility by routine freeze‐thawing in different fish species

Auteurs : B. Dzyuba ; S. Boryshpolets ; M. Rodina ; D. Gela ; O. Linhart

Source :

RBID : ISTEX:F586C7226DD75370454621E1719E87DB753C1A42

Abstract

In the present study, we investigate the possibility of spermatozoa motility activation resulted from freeze‐thawing, defined by us as spontaneous sperm activation (SSA) in common carp (Cyprinus carpio L.), Eurasian perch (Perca fluviatilis L.), rainbow trout (Oncorhynchus mykiss), Northern pike (Esox lucius L.) and sterlet (Acipenser ruthenus L.) using cryopreservation methods described previously. To evaluate that, the motility percentage and velocity of frozen‐thawed spermatozoa before and after dilution with activating media were used. The SSA phenomenon was found in carp and perch, but not in pike, rainbow trout and sterlet. The motility and velocity of spermatozoa for carp SSA were characterized by 16% (median value) and velocity 98 ± 2 μm s−1 (mean ± 0.95 CI), for perch 5% and 53 ± 5 μm s−1, correspondingly. Significant decrease of sperm velocity was observed, when activation media were applied for thawed sperm in carp, perch, trout and pike, while for sterlet this parameter became significantly increased. We believe that the phenomena of spontaneous activation by freeze‐thawing processes are species‐specific ones.

Url:
DOI: 10.1111/j.1439-0426.2010.01553.x

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ISTEX:F586C7226DD75370454621E1719E87DB753C1A42

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<unparsedAffiliation>Institute for Problems of Cryobiology & Cryomedicine of National Academy of Sciences of the Ukraine, Kharkov, Ukraine</unparsedAffiliation>
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<p>In the present study, we investigate the possibility of spermatozoa motility activation resulted from freeze‐thawing, defined by us as spontaneous sperm activation (SSA) in common carp (
<i>Cyprinus carpio</i>
L.), Eurasian perch (
<i>Perca fluviatilis</i>
L.), rainbow trout (
<i>Oncorhynchus mykiss)</i>
, Northern pike (
<i>Esox lucius</i>
L.) and sterlet (
<i>Acipenser ruthenus</i>
L.) using cryopreservation methods described previously. To evaluate that, the motility percentage and velocity of frozen‐thawed spermatozoa before and after dilution with activating media were used. The SSA phenomenon was found in carp and perch, but not in pike, rainbow trout and sterlet. The motility and velocity of spermatozoa for carp SSA were characterized by 16% (median value) and velocity 98 ± 2 μm s
<sup>−1</sup>
(mean ± 0.95 CI), for perch 5% and 53 ± 5 μm s
<sup>−1</sup>
, correspondingly. Significant decrease of sperm velocity was observed, when activation media were applied for thawed sperm in carp, perch, trout and pike, while for sterlet this parameter became significantly increased. We believe that the phenomena of spontaneous activation by freeze‐thawing processes are species‐specific ones.</p>
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<title>Spontaneous activation of spermatozoa motility by routine freeze‐thawing in different fish species</title>
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<title>Spontaneous activation of spermatozoa motility</title>
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<title>Spontaneous activation of spermatozoa motility by routine freeze‐thawing in different fish species</title>
</titleInfo>
<name type="personal">
<namePart type="given">B.</namePart>
<namePart type="family">Dzyuba</namePart>
<affiliation>University of South Bohemia, Faculty of Fisheries and Protection of Water, South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses, Vodnany, Czech Republic</affiliation>
<affiliation>Institute for Problems of Cryobiology & Cryomedicine of National Academy of Sciences of the Ukraine, Kharkov, Ukraine</affiliation>
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<name type="personal">
<namePart type="given">S.</namePart>
<namePart type="family">Boryshpolets</namePart>
<affiliation>University of South Bohemia, Faculty of Fisheries and Protection of Water, South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses, Vodnany, Czech Republic</affiliation>
<role>
<roleTerm type="text">author</roleTerm>
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<name type="personal">
<namePart type="given">M.</namePart>
<namePart type="family">Rodina</namePart>
<affiliation>University of South Bohemia, Faculty of Fisheries and Protection of Water, South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses, Vodnany, Czech Republic</affiliation>
<role>
<roleTerm type="text">author</roleTerm>
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<name type="personal">
<namePart type="given">D.</namePart>
<namePart type="family">Gela</namePart>
<affiliation>University of South Bohemia, Faculty of Fisheries and Protection of Water, South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses, Vodnany, Czech Republic</affiliation>
<role>
<roleTerm type="text">author</roleTerm>
</role>
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<name type="personal">
<namePart type="given">O.</namePart>
<namePart type="family">Linhart</namePart>
<affiliation>University of South Bohemia, Faculty of Fisheries and Protection of Water, South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses, Vodnany, Czech Republic</affiliation>
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<dateIssued encoding="w3cdtf">2010-10</dateIssued>
<edition>Received: March 14, 2010 Accepted: August 3, 2010</edition>
<copyrightDate encoding="w3cdtf">2010</copyrightDate>
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<abstract lang="en">In the present study, we investigate the possibility of spermatozoa motility activation resulted from freeze‐thawing, defined by us as spontaneous sperm activation (SSA) in common carp (Cyprinus carpio L.), Eurasian perch (Perca fluviatilis L.), rainbow trout (Oncorhynchus mykiss), Northern pike (Esox lucius L.) and sterlet (Acipenser ruthenus L.) using cryopreservation methods described previously. To evaluate that, the motility percentage and velocity of frozen‐thawed spermatozoa before and after dilution with activating media were used. The SSA phenomenon was found in carp and perch, but not in pike, rainbow trout and sterlet. The motility and velocity of spermatozoa for carp SSA were characterized by 16% (median value) and velocity 98 ± 2 μm s−1 (mean ± 0.95 CI), for perch 5% and 53 ± 5 μm s−1, correspondingly. Significant decrease of sperm velocity was observed, when activation media were applied for thawed sperm in carp, perch, trout and pike, while for sterlet this parameter became significantly increased. We believe that the phenomena of spontaneous activation by freeze‐thawing processes are species‐specific ones.</abstract>
<relatedItem type="host">
<titleInfo>
<title>Journal of Applied Ichthyology</title>
</titleInfo>
<genre type="journal">journal</genre>
<identifier type="ISSN">0175-8659</identifier>
<identifier type="eISSN">1439-0426</identifier>
<identifier type="DOI">10.1111/(ISSN)1439-0426</identifier>
<identifier type="PublisherID">JAI</identifier>
<part>
<date>2010</date>
<detail type="title">
<title>Proceedings of the Second International Workshop on Biology of Fish Gametes Special Issue Editors: Harald Rosenthal, Juan F. Asturiano, Otomar Linhart, Akos Horvath</title>
</detail>
<detail type="volume">
<caption>vol.</caption>
<number>26</number>
</detail>
<detail type="issue">
<caption>no.</caption>
<number>5</number>
</detail>
<extent unit="pages">
<start>720</start>
<end>725</end>
<total>6</total>
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<identifier type="DOI">10.1111/j.1439-0426.2010.01553.x</identifier>
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<accessCondition type="use and reproduction" contentType="copyright">© 2010 Blackwell Verlag, Berlin</accessCondition>
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