Listar por autor "Kyriakis, S. C."
Mostrando ítems 1-19 de 19
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Clinical evaluation of intradermal vaccination against porcine enzootic pneumonia (Mycoplasma hyopneumoniae)
Tassis, P. D.; Papatsiros, V. G.; Nell, T.; Maes, D.; Alexopoulos, C.; Kyriakis, S. C.; Tzika, E. D. (2012)The aim of the present study was to investigate the efficacy of single-dose intradermal vaccination against Mycoplasma hyopneumoniae on a commercial swine unit. A total of 1051 healthy suckling piglets of 28 +/- 3 days of ... -
Effect of benzoic acid and combination of benzoic acid with a probiotic containing Bacillus Cereus var. toyoi in weaned pig nutrition
Papatsiros, V. G.; Tassis, P. D.; Tzika, E. D.; Papaioannou, D. S.; Petridou, E.; Alexopoulos, C.; Kyriakis, S. C. (2011)The purpose of this study was to assess the efficacy of a probiotic containing Bacillus cereus var. Toyoi spores (Toyocerin (R)) and benzoic acid (VevoVitall (R)) on growth performance and diarrhoea in weaning pigs, against ... -
Effect of origanum vulgaris and allium sativum extracts for the control of proliferative enteropathy in weaning pigs
Papatsiros, V. G.; Tzika, E. D.; Papaioannou, D. S.; Kyriakis, S. C.; Tassis, P. D.; Kyriakis, C. S. (2009)The aim of the present trial was to investigate the efficacy of Virbamix PE (R) (Virbac SA, France) an appetite enhancer and feed flavouring material containing plant extracts of Origanum vulgaris and Allium sativum, added ... -
Effects of chlortetracycline administration on the health status and performance of sows: Results of a field trial
Sbiraki, A. P.; Saoulidis, K.; Kyriakis, S. C.; Saratsis, P.; Alexopoulos, C.; Fthenakis, G. C. (2003)Objectives: To investigate the effects of in-feed chlortetracycline (CTC) during lactation on health status and reproductive performance of gilts or sows in a herd with a history of porcine reproductive and respiratory ... -
The effects of the periodical use of in-feed chlortetracycline on the reproductive performance of gilts and sows of a commercial pig farm with a history of clinical and subclinical viral and bacterial infections
Alexopoulos, C.; Fthenakis, G. C.; Burriel, A.; Bourtzi-Hatzopoulou, E.; Kritas, S. K.; Sbiraki, A.; Kyriakis, S. C. (2003)The objective of this study was to assess the effects of in-feed chlortetracycline (CTC) as a measure of preventing or minimizing infectious problems of reproductive failure in gilts and sows. In a farm of 400 Large White ... -
Efficacy of an inactivated aqueous vaccine for the control of enzootic pneumonia in pigs infected with Mycoplasma hyopneumoniae
Tzivara, A.; Kritas, S. K.; Bourriel, A. R.; Alexopoulos, C.; Kyriakis, S. C. (2007)The efficacy of an inactivated aqueous vaccine against Mycoplasma hyopneumoniae was evaluated at two M hyopneumoniae-infected farrow-to-finish commercial farms (A and B) in Greece. In a prospective, randomised double-blind ... -
Evaluation of toyocerin, a probiotic containing Bacillus toyoi spores, on health status and productivity of weaned, growing and finishing pigs
Kyriakis, S. C.; Georgoulakis, I.; Spais, A.; Alexopoulos, C.; Miliotis, C. C.; Kritas, S. K. (2003)The aim of the study was to assess the efficacy of Toyocerin, a probiotic containing Bacillus toyoi spores, on the health status and productivity of pigs, during nursery, growing and finishing phases. On a commercial ... -
Field Evaluation of a Bioregulator Containing Live Bacillus cereus Spores on Health Status and Performance of Sows and their Litters
Alexopoulos, C.; Karagiannidis, A.; Kritas, S. K.; Boscos, C.; Georgoulakis, I. E.; Kyriakis, S. C. (2001)The efficacy of Paciflor, a bioregulator containing live Bacillus cereus CIP 5832 spores, was assessed in sows during late pregnancy and lactation, as well as in their piglets up to the growing phase. Two groups each of ... -
Field evaluation of a live vaccine against porcine reproductive and respiratory syndrome in fattening pigs
Mavromatis, I.; Kritas, S. K.; Alexopoulos, C.; Tsinas, A.; Kyriakis, S. C. (1999)A live vaccine based on a European isolate of porcine reproductive and respiratory syndrome virus (Porcilis PRRS) was tested in this study in order to determine the protection of fattening pigs against the respiratory form ... -
Field evaluation of the effect of a probiotic-containing Bacillus licheniformis and Bacillus subtilis spores on the health status, performance, and carcass quality of grower and finisher pigs
Alexopoulos, C.; Georgoulakis, I. E.; Tzivara, A.; Kyriakis, C. S.; Govaris, A.; Kyriakis, S. C. (2004)The aim of the study was to assess the efficacy of BioPlus 2B, a probiotic containing Bacillus licheniformis and B. subtilis spores, on the health status and productivity of pigs, during weaning, growing and finishing ... -
Field evaluation of the effect of in-feed doxycycline for the control of ileitis in weaned piglets
Kyriakis, S. C.; Bourtzi-Hatzopoulou, E.; Alexopoulos, C.; Kritas, S. K.; Polyzopoulou, Z.; Lekkas, S.; Gardey, L. (2002)The aim of this trial was to evaluate the effect of in-feed doxycycline (DOXY) on the control of ileitis in weaned piglets. On a farm with a previous history of ileitis outbreaks, 288 piglets at the age of weaning (25 ± 2 ... -
Field evaluation of the efficacy of a probiotic containing Bacillus licheniformis and Bacillus subtilis spores, on the health status and performance of sows and their litters
Alexopoulos, C.; Georgoulakis, I. E.; Tzivara, A.; Kritas, S. K.; Siochu, A.; Kyriakis, S. C. (2004)The aim of this study was to assess the efficacy of BioPlus 2B, a problotic containing Bacillus licheniformis and Bacillus subtilis spores, on the health status and productivity of sows and their litters. A total of 109 ... -
Future directions in the European Union for veterinary education as related to food-producing animals, with special reference to Greece
Kyriakis, S. C.; Alexopoulos, C.; Tassis, P. D.; Tzika, E. D.; Kritas, S. K.; Burriel, A. R. (2004)During the past 50 years, procedures for raising food-producing animals have changed. Intensification of food production was necessary to keep prices low and to fulfill market demands for the continuously increasing worldwide ... -
Impact of a porcine reproductive and respiratory syndrome inactivated vaccine on the health and semen traits of boars
Papatsiros, V. G.; Alexopoulos, C.; Boscos, C.; Kyriakis, S. C. (2011)The aim of this study was to investigate the effects of a commercial European Porcine Reproductive and Respiratory Syndrome (PRRS) - inactivated vaccine on health status, semen characteristics and semen fertilizing capacity ... -
Meloxicam as adjunctive therapy in treatment and control of porcine respiratory disease complex in growing pigs
Georgoulakis, I. E.; Petridou, E.; Filiousis, G.; Alexopoulos, C.; Kyriakis, S. C.; Papatsas, I. (2006)Objective: To determine the efficacy of injectable meloxicam as adjunctive therapy to antimicrobial medication in treatment and control of porcine respiratory disease complex (PRDC) in growing pigs. Methods: A total of 162 ... -
Neural invasion of two virulent Suid Herpesvirus 1 strains in neonatal pigs with or without maternal immunity
Kritas, S. K.; Pensaert, M. B.; Nauwynck, H. J.; Kyriakis, S. C. (1999)The neural invasion of two virulent Suid Herpesvirus 1 (SHV1) strains was examined in neonatal pigs with or without maternal immunity. One-week-old pigs with comparable levels of maternal immunity (SN-titer = 12-48) were ... -
Prevention of scours in neonatal kids after modification of management and experimental vaccination against Escherichia coli
Kritas, S. K.; Burriel, A. R.; Tzivara, A. H.; Govaris, A.; Kyriakis, S. C.; Karatzias, H.; Vlemmas, J. (2003)The purpose of this study was to evaluate under field conditions, the role that right management and vaccination against Escherichia coli plays in the prevention of neonatal kid diarrhoea. To meet this objective, a goat ... -
Prevention of scours in neonatal kids after oral administration of an organic acid solution or antibiotics
Kritas, S. K.; Burriel, A. R.; Tzivara, A. H.; Kyriakis, S. C.; Karatzias, H.; Vlemmas, J. (2002)The efficacy of an organic acid solution in the prevention of neonatal kid diarrhoea, was examined in this study and was compared with that of different antibiotics. In a goat farm, kids and their mothers were divided in ... -
Serological evidence of Brucella species and Leptospira interrogans serovars in Greek swine herds
Burriel, A. R.; Varoudis, L.; Alexopoulos, C.; Kritas, S.; Kyriakis, S. C. (2003)In a serological survey in intensively managed swine herds in northern Greece (280 samples) and southern Greece (120 samples), 28.2% of samples were positive for Leptospira interrogans serovars and 3% for Brucella species. ...