. "978-80-7305-711-4" . . "Hladina plazmatick\u00E9ho neopterinu a biopterinu v korelaci s kortikosteronem p\u0159i tepeln\u00E9m stresu u brojler\u016F suplementovan\u00FDch probiotiky"@cs . . "S" . "\u017Delinsk\u00E1, Gabriela" . "Zv\u00FD\u0161en\u00E1 teplota prost\u0159ed\u00ED p\u0159edstavuje v chovu jate\u010Dn\u00E9 dr\u016Fbe\u017Ee v\u00FDrazn\u00FD stresov\u00FD faktor, kter\u00FD negativn\u011B p\u016Fsob\u00ED na pohodu dr\u016Fbe\u017Ee a negativn\u011B ovliv\u0148uje kvalitu masa. C\u00EDlem pokusu bylo zjistit zm\u011Bny v hladin\u00E1ch neopterinu, biopterinu a kortikosteronu v plazm\u011B dr\u016Fbe\u017Ee vykrmovan\u00E9 p\u0159i zv\u00FD\u0161en\u00E9 teplot\u011B prost\u0159ed\u00ED s a bez suplementace probiotiky. V pokusu bylopou\u017Eito 80 brojler\u016F hybridu ROSS 380. Brojle\u0159i byli rozd\u011Bleni do 4 skupin po 20 kusech: kontroln\u00ED skupina, skupina suplementovan\u00E1 probiotiky, skupina vystaven\u00E1 tepeln\u00E9mu stresu bez suplementace probiotiky a skupina vystaven\u00E1 p\u016Fsoben\u00ED tepeln\u00E9ho stresu s probiotickou suplementac\u00ED. Skupin\u00E1m s probiotickou suplementac\u00ED byla od 35. dne do 42. dne pod\u00E1van\u00E1 probiotika Lactiferm(R) obsahuj\u00EDc\u00ED 5 x 109 KTJ Enterococcus faecium M-74 na 1 g v mno\u017Estv\u00ED 4 g/l nap\u00E1jec\u00ED vody. 42. den byla skupin\u00E1m vystaven\u00FDm tepeln\u00E9mu stresu zv\u00FD\u0161ena teplota prost\u0159ed\u00ED na 35 +- 1 \u00B0C. 43. den byla od v\u0161ech skupin odebr\u00E1na krev punkc\u00ED v. basilica pro stanoven\u00ED neopterinu, biopterinu a kortikosteronu. U brojler\u016F vystaven\u00FDch tepeln\u00E9mu stresu byl zji\u0161t\u011Bn vysoce v\u00FDznamn\u00FD n\u00E1r\u016Fst (p { 0,01) hladiny neopterinu, biopterinu a kortikosteronu ve srovn\u00E1n\u00ED s kontroln\u00ED skupinou, kter\u00E1 byla vykrmov\u00E1na p\u0159i norm\u00E1ln\u00ED teplot\u011B bez probiotik, i se skupinou, suplementovanou probiotiky. Suplementace probiotiky u skupiny vystaven\u00E9 tepeln\u00E9mu stresu nem\u011Bla vliv na hladinu kortikosteronu a biopterinu v porovn\u00E1n\u00ED se skupinou vystavenou tepeln\u00E9mu stresu bez t\u00E9to suplementace, m\u011Bla v\u0161ak vysoce v\u00FDznamn\u00FD vliv (p { 0,01) na zv\u00FD\u0161en\u00ED hladiny neopterinu u suplementovan\u00FDch brojler\u016F. Takt\u00E9\u017E byla zji\u0161t\u011Bna vysoce v\u00FDzmamn\u00E1 korelace mezi hladinou kortikosteronu a plasmatickou koncentrac\u00ED neopterinu (r = 0,404, p { 0,001), a mezi hladinou kortikosteronu a plasmatickou koncentrac\u00ED biopterinu (r =0,502, p { 0,001)." . "Chloupek, Jan" . . . . "16270" . . . "Vosl\u00E1\u0159ov\u00E1, Eva" . . . . "Plhalov\u00E1, Lucie" . "Bed\u00E1\u0148ov\u00E1, Iveta" . "Zv\u00FD\u0161en\u00E1 teplota prost\u0159ed\u00ED p\u0159edstavuje v chovu jate\u010Dn\u00E9 dr\u016Fbe\u017Ee v\u00FDrazn\u00FD stresov\u00FD faktor, kter\u00FD negativn\u011B p\u016Fsob\u00ED na pohodu dr\u016Fbe\u017Ee a negativn\u011B ovliv\u0148uje kvalitu masa. C\u00EDlem pokusu bylo zjistit zm\u011Bny v hladin\u00E1ch neopterinu, biopterinu a kortikosteronu v plazm\u011B dr\u016Fbe\u017Ee vykrmovan\u00E9 p\u0159i zv\u00FD\u0161en\u00E9 teplot\u011B prost\u0159ed\u00ED s a bez suplementace probiotiky. V pokusu bylopou\u017Eito 80 brojler\u016F hybridu ROSS 380. Brojle\u0159i byli rozd\u011Bleni do 4 skupin po 20 kusech: kontroln\u00ED skupina, skupina suplementovan\u00E1 probiotiky, skupina vystaven\u00E1 tepeln\u00E9mu stresu bez suplementace probiotiky a skupina vystaven\u00E1 p\u016Fsoben\u00ED tepeln\u00E9ho stresu s probiotickou suplementac\u00ED. Skupin\u00E1m s probiotickou suplementac\u00ED byla od 35. dne do 42. dne pod\u00E1van\u00E1 probiotika Lactiferm(R) obsahuj\u00EDc\u00ED 5 x 109 KTJ Enterococcus faecium M-74 na 1 g v mno\u017Estv\u00ED 4 g/l nap\u00E1jec\u00ED vody. 42. den byla skupin\u00E1m vystaven\u00FDm tepeln\u00E9mu stresu zv\u00FD\u0161ena teplota prost\u0159ed\u00ED na 35 +- 1 \u00B0C. 43. den byla od v\u0161ech skupin odebr\u00E1na krev punkc\u00ED v. basilica pro stanoven\u00ED neopterinu, biopterinu a kortikosteronu. U brojler\u016F vystaven\u00FDch tepeln\u00E9mu stresu byl zji\u0161t\u011Bn vysoce v\u00FDznamn\u00FD n\u00E1r\u016Fst (p { 0,01) hladiny neopterinu, biopterinu a kortikosteronu ve srovn\u00E1n\u00ED s kontroln\u00ED skupinou, kter\u00E1 byla vykrmov\u00E1na p\u0159i norm\u00E1ln\u00ED teplot\u011B bez probiotik, i se skupinou, suplementovanou probiotiky. Suplementace probiotiky u skupiny vystaven\u00E9 tepeln\u00E9mu stresu nem\u011Bla vliv na hladinu kortikosteronu a biopterinu v porovn\u00E1n\u00ED se skupinou vystavenou tepeln\u00E9mu stresu bez t\u00E9to suplementace, m\u011Bla v\u0161ak vysoce v\u00FDznamn\u00FD vliv (p { 0,01) na zv\u00FD\u0161en\u00ED hladiny neopterinu u suplementovan\u00FDch brojler\u016F. Takt\u00E9\u017E byla zji\u0161t\u011Bna vysoce v\u00FDzmamn\u00E1 korelace mezi hladinou kortikosteronu a plasmatickou koncentrac\u00ED neopterinu (r = 0,404, p { 0,001), a mezi hladinou kortikosteronu a plasmatickou koncentrac\u00ED biopterinu (r =0,502, p { 0,001)."@cs . . "2014-10-09+02:00"^^ . . . "RIV/62157124:16270/14:43873224" . "5"^^ . . "Hladina plazmatick\u00E9ho neopterinu a biopterinu v korelaci s kortikosteronem p\u0159i tepeln\u00E9m stresu u brojler\u016F suplementovan\u00FDch probiotiky" . . "6"^^ . . "Veterin\u00E1rn\u00ED a farmaceutick\u00E1 univerzita Brno" . . "Ochrana zv\u00ED\u0159at a welfare 2014" . . "Increased ambient temperature is a significant stress factor that negatively affects the welfare of poultry and negatively affects the quality of meat. The aim of this experiment was to determine changes in the neopterin, biopterin and corticosterone plasma levels in broilers fattened under increased ambient temperature with and without probiotic supplementation. In the experiment, 80 ROSS 380 broiler-type chickens were used. Broilers were divided into 4 groups (20 broilers in each group): control group, group supplemented with probiotics, group exposed to heat stress without probiotics supplementation and group exposed to heat stress with probiotics supplementation. Chickens in groups supplemented with probiotics were administered with probiotics Lactiferm (R) containing 5 x 109 cfu of Enterococcus faecium M-74 at 1 g quantity of 4 g / l of drinking water from 35 day to 42 day. On the day 42 of age chickens (except control group) were exposed to increased ambient temperature of 35 +- 1 \u00B0C. On the day 43, blood was taken from all groups by puncturing v. basilica for neopterin, biopterin and corticosterone determination. In broilers exposed to heat stress a highly significant increase (p {0.01) of neopterin, biopterin and corticosterone levels compared with the control group which was fattened at normal temperature without probiotics and the group supplemented with probiotics was found. Probiotic supplementation in the group exposed to heat stress had no effect on biopterin and corticosterone levels in comparison with the group exposed to heat stress without the supplementation, but a highly significant increase (p {0.01) of neopterin plasma levels was found in broilers supplemented with probiotics. Also, a higly significant correlation between corticosterone plasma levels and neopterin concentration (r = 0.404, p { 0.001) and between corticosterone plasma levels and biopterin concentration (r = 0.502, p { 0.001) was found."@en . "6"^^ . "heat stress; broilers; probiotics; corticosterone; biopterin; neopterin"@en . "Mar\u0161\u00E1lek, Petr" . "19342" . "Hladina plazmatick\u00E9ho neopterinu a biopterinu v korelaci s kortikosteronem p\u0159i tepeln\u00E9m stresu u brojler\u016F suplementovan\u00FDch probiotiky" . "[86ACF1EEE57F]" . . . "Plasma neopterin and biopterin correlation with corticoterone under heat stress in broilers with probiotic supplementation"@en . . "Plasma neopterin and biopterin correlation with corticoterone under heat stress in broilers with probiotic supplementation"@en . . "RIV/62157124:16270/14:43873224!RIV15-MSM-16270___" . "Brno" . "Hladina plazmatick\u00E9ho neopterinu a biopterinu v korelaci s kortikosteronem p\u0159i tepeln\u00E9m stresu u brojler\u016F suplementovan\u00FDch probiotiky"@cs . "Brno" .