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Screening of the Cervidae family in Poland for Mycoplasma species
2016
Dudek, Katarzyna | Bednarek, Dariusz | Szacawa, Ewelina | Ayling, Roger D.
Introduction: Several Mycoplasma species can cause severe diseases in ruminant hosts, some of which are the diseases listed by the World Organisation for Animal Health (OIE). The role of the Cervidae family in carrying and transmitting ruminant mycoplasma infections in Poland is unknown. Material and Methods: Antibody and antigen detection tests for the main mycoplasma species that can affect wild ruminants were performed on 237 samples (serum, nasal swab, bronchoalveolar lavage, and lung) collected from 161 animals during 2011-2014. The samples were obtained from a cull of healthy population of deer which included: 96 red deer (Cervus elaphus elaphus), 19 fallow deer (Dama dama), and 46 roe deer (Capreolus capreolus). Results: Serological screening tests revealed positive reactions to Mycoplasma bovis in one sample and to Mycoplasma capricolum subsp. capripneumoniae in three samples; however, these three samples were negative by immunoblotting. Other antibody and antigen detection tests demonstrated negative results. Conclusion: Currently wild cervids in Poland do not play a significant role in transmitting mycoplasma infections to domestic animals, but they remain a potential risk.
Show more [+] Less [-]Efficacy of neem leaf powder for treatment of coccidiosis in young goats
2016
Chandrawathani P. | Priscilla F. X. | Ramlan M. | Ahmad Rasul R. | Premaalatha B. | Julailiyani K. | Jamnah O.
A study was carried out to analyse the efficacy of neem leaf powder, administered in a capsule against coccidiosis in young goats as well as to identify the species of coccidia found in a selected private farm in Sungai Siput, Perak. A total of seven Eimeria spp were found, in faecal samples from the experimental goats, namely; E. arloingi,E. hirci, E. alijevi, E. christenseni, E. jolchijevi, E. ninakohlyakimovae and E. caprina at a rate of 40%, 23%, 14%, 7%, 5% and 2% respectively. Two types of treatment for coccidiosis, herbal and synthetic, were given to 24 young goats for a period of 8 weeks to evaluate the effectiveness of a herbal product, that is the neem leaf powder capsule, a product of the Veterinary Research Institute.Results show that there is no significant differences (p>0.01) between neem capsule treatment and a synthetic drug (sulphurbased) treatment in treating coccidiosis infection. This study shows that neem leaf powder can be an effective substitute for controlling coccidiosis in goats
Show more [+] Less [-]A new technique for repeated biopsies of the mammary gland in dairy cows allotted to Latin-square design studies
2016
Lima, Luciano S de | Martineau, Eric | Marchi, Francilaine F de | Palin, Marie-France | Santos, Geraldo T dos | Petit, Helene V.
The objective of this study was to develop a technique for carrying out repeated biopsies of the mammary gland of lactating dairy cows that provides enough material to monitor enzyme activities and gene expression in mammary secretory tissue. A total of 16 Holstein cows were subjected to 4 mammary biopsies each at 3-week intervals for a total of 64 biopsies. A 0.75-cm incision was made through the skin and subcutaneous tissue of the mammary gland and a trocar and cannula were inserted using a circular motion. The trocar was withdrawn and a syringe was plugged into the base of the cannula to create a vacuum for sampling mammary tissue. To reduce bleeding, hand pressure was put on the surgery site after biopsy and skin closure and ice was applied for at least 2 h after the biopsy using a cow bra. The entire procedure took an average of 25 min. Two attempts were usually enough to obtain 800 mg of tissue. Visual examination of milk samples 10 d after the biopsy indicated no trace of blood, except in samples from 2 cows. All wounds healed without infection and subcutaneous hematomas resorbed within 7 d. There was no incidence of mastitis throughout the lactation. This technique provides a new tool for biopsy of the mammary gland repeated at short intervals with the main effect being a decrease in milk production. Although secondary complications leading to illness or death are always a risk with any procedure, this biopsy technique was carried out without complications to the health of animals and with no incidence of mastitis during the lactation.
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