. "6"^^ . . "Zm\u011Bny v morfologii, hustot\u011B a pohyblivosti spermi\u00ED a zm\u011Bny ve slo\u017Een\u00ED semenn\u00E9 plasmy u parmy obecn\u00E9 (Barbus barbus L.)."@cs . . "Policar, Tom\u00E1\u0161" . . "Alavi, Sayyed Mohammad Hadi" . "000254672000009" . . . . "21" . "12610" . . . "Rodina, Marek" . "Eighteen spermiating males were randomly selected from a hatchery-reared stock and electronically tagged to record changes in their sperm quality parameters (spermatozoa morphology, ultrastructure and motility, ionic composition and osmolality of the seminal plasma, and sperm volume and density) during the spawning season. Stripping was performed at the beginning of March, April and May. The Barbus barbus spermatozoon has a head without acrosome, a midpiece with 4?6 mitochondria and proximal and distal centrioles, and a flagellum with the typical 9+2 pairs of microtubules. Apart from posterior width of the midpiece, morphological and ultrastructural parameters changed significantly during the reproductive season; generally by decreasing toward the end of reproductive season. Sperm volume also decreased from 0.42 in March to 0.15 ml in May, and density from 18.81 in March to 12.45 x 109 spz ml-1 in May. Osmolality (mOsmol kg-1) was 268 ? 4, 276 ? 2 and 268 ? 2 in March, April and May respectively. Chlo"@en . "Changes of sperm morphology, volume, density and motility and seminal plasma composition in Barbus barbus (Teleostei: Cyprinidae) during the reproductive season" . . "1" . . . . . "Eighteen spermiating males were randomly selected from a hatchery-reared stock and electronically tagged to record changes in their sperm quality parameters (spermatozoa morphology, ultrastructure and motility, ionic composition and osmolality of the seminal plasma, and sperm volume and density) during the spawning season. Stripping was performed at the beginning of March, April and May. The Barbus barbus spermatozoon has a head without acrosome, a midpiece with 4?6 mitochondria and proximal and distal centrioles, and a flagellum with the typical 9+2 pairs of microtubules. Apart from posterior width of the midpiece, morphological and ultrastructural parameters changed significantly during the reproductive season; generally by decreasing toward the end of reproductive season. Sperm volume also decreased from 0.42 in March to 0.15 ml in May, and density from 18.81 in March to 12.45 x 109 spz ml-1 in May. Osmolality (mOsmol kg-1) was 268 ? 4, 276 ? 2 and 268 ? 2 in March, April and May respectively. Chlo" . "5"^^ . "RIV/60076658:12610/08:00008872" . "Alavi, Sayyed Mohammad Hadi" . "FR - Francouzsk\u00E1 republika" . . . "B\u011Bhem v\u00FDt\u011Brov\u00E9 sez\u00F3ny bylo celkem 18 ml\u00ED\u010D\u00E1k\u016F (trvale chovan\u00FDch v kontrolovan\u00FDch podm\u00EDnk\u00E1ch chovu ryb) produkuj\u00EDc\u00EDch sperma n\u00E1hodn\u011B vybr\u00E1no ke sledov\u00E1n\u00ED zm\u011Bn kvality spermatu. Pou\u017Eit\u00ED ml\u00ED\u010D\u00E1ci byli ozna\u010Deni pomoc\u00ED mikro\u010Dip\u016F pro opakovan\u00E9 odb\u011Bry spermatu v b\u0159eznu, dubnu a kv\u011Btnu. Po t\u011Bchto odb\u011Brech byly u jednotliv\u00FDch ml\u00ED\u010D\u00E1k\u016F sledov\u00E1ny kvalitativn\u00ED zm\u011Bny spermatu (morfologie, ultrastruktura a pohyblivost spermi\u00ED, iontov\u00E9 slo\u017Een\u00ED a osmolalita semenn\u00E9 plasmy, hustota spermi\u00ED a objem odebran\u00E9ho spermatu). V\u00FDsledky studie uk\u00E1zaly, \u017Ee spermie parmy obecn\u00E9 maj\u00ED hlavi\u010Dky bez akroz\u00F3mu, kr\u010Dek s 4-6 mitochondriemi a proxim\u00E1ln\u00EDmi a dist\u00E1ln\u00EDmi centriolami. Bi\u010D\u00EDk spermi\u00ED parmy obecn\u00E9 je typick\u00FD s 9+2 p\u00E1ry mikrotubul\u016F. Morfologick\u00E9 a utrastruktur\u00E1ln\u00ED charakteristiky spermi\u00ED se obecn\u011B nejprve zvy\u0161uj\u00ED a n\u00E1sledn\u011B sni\u017Euj\u00ED sm\u011Brem ke konci v\u00FDt\u011Brov\u00E9ho obdob\u00ED. Podobn\u011B tomu bylo i u objemu spermatu a hustoty spermi\u00ED. V pr\u016Fb\u011Bhu v\u00FDt\u011Brov\u00E9 sez\u00F3ny by zji\u0161t\u011Bny postupn\u011B se sni\u017Euj\u00EDc\u00ED tyto ukazatel\u00E9 kvality spermatu (objem spermatu 0"@cs . . "P(GA524/06/0817), P(GP523/06/P142), P(QF3028), Z(MSM6007665809)" . "RIV/60076658:12610/08:00008872!RIV09-MZE-12610___" . "Aquatic Living Resources" . "0990-7440" . "Changes of sperm morphology, volume, density and motility and seminal plasma composition in Barbus barbus (Teleostei: Cyprinidae) during the reproductive season"@en . "Zm\u011Bny v morfologii, hustot\u011B a pohyblivosti spermi\u00ED a zm\u011Bny ve slo\u017Een\u00ED semenn\u00E9 plasmy u parmy obecn\u00E9 (Barbus barbus L.)."@cs . . "Changes of sperm morphology, volume, density and motility and seminal plasma composition in Barbus barbus (Teleostei: Cyprinidae) during the reproductive season" . "5"^^ . . "P\u0161eni\u010Dka, Martin" . . "[6C5FCA68BF5A]" . . "Changes of sperm morphology, volume, density and motility and seminal plasma composition in Barbus barbus (Teleostei: Cyprinidae) during the reproductive season"@en . . . . "Linhart, Otomar" . "359503" . "Seminal plasma; Sperm; Motility; Morphology of spermatozoa; Barbus barbus"@en .