A Study on the Somatic Cells in Quarter Milk Samples of Holstein Cows with Suspected Mastitis |
Jeong Ji-young
(Chonnam Livestock Research Institute)
Lee Jeong-chi (Department of veterinary nurse and pets sciences, Seojeong College Yangju) Lee Chung-gil (College of Veterinary Medicine, Chonnam National University) Kim Hye-ra (Chonnam Livestock Research Institute) Choi Jong-sung (Chonnam Livestock Research Institute) Lee Chai-yong (College of Veterinary Medicine, Chonnam National University) |
1 | Rogers G W, Hargrove GL. Absence of quadratic relationship between genetic evaluation for somatic cell scores and udder linear traits. J Dairy Sci, 1993; 76: 3601-3606 DOI ScienceOn |
2 | Bramley AJ, Dood FH. Reviews of the progress of dairy science: mastitis control- progress and prospects. J Dairy Res, 1984; 51: 481-512 |
3 | Grindal RJ, Hillerton JE. Influence of milk flow rate on new intramammary infection in dairy cows. J Dairy Res, 1991; 58: 263-268 DOI ScienceOn |
4 | Jain NC. Common mammary pathogens and factors in infection and mastitis. J Dairy Sci, 1979; 62: 128-134 DOI ScienceOn |
5 | Kelly AL, Tiernan D, O'Sullivan C, Joyce P. Correlation between bovine milk somatic cell count and polymorphonuclear leukocyte level for samples of bulk milk and milk from individual cows. J Dairy Sci 2000; 83: 300-304 DOI ScienceOn |
6 | Shook GE. Selection for disease resistance. J Dairy Res, 1989; 72: 1349-1362 DOI ScienceOn |
7 | Harmon RJ. Mastitis and genetic evaluation for somatic cell count: physiology of mastitis and factors affecting somatic cell counts. J Dairy Sci, 1994; 77: 2103-2112 DOI ScienceOn |
8 | Bauer AW, Kirby WM, Sherris TC, Turck M. Antibiotic susceptibility testing by a standardized single disk method. Am J Clin Pathol, 1966; 45: 493-496 |
9 | Rivas AL, Quimby FW, Blue J, Coksaygan O. Longitudinal evaluation of bovine mammary gland health status by somatic cell counting, flow cytometry, and cytology. J Vet Diagn Invest, 2001; 13: 399-407 DOI ScienceOn |
10 | MacFaddin JF. Biochemical tests for identification of medical bacteria. 2nd., Waverly Press, 1980: 166-342 |
11 | Rogers GW, Spencer SB. Relationships among udder and teat morphology and milking characteristics. J Dairy Sci, 1991; 74: 4189-4194 DOI ScienceOn |
12 | Kehrli Jr ME, Shuster, DE. Factors affecting milk somatic cells and their role in health of the bovine mammary gland. J Dairy Sci, 1979; 77: 619-627 DOI ScienceOn |
13 | Capuco AV, Mein GA, Nickerson SC, Jack LJW, Wood DL, Bright SA, Aschenbrenner RA, Miller RH, Bitrnan J. Influence of pulsationless milking on teat canal keratin and mastitis. J Dairy Sci, 1994; 77: 64-74 DOI ScienceOn |
14 | Rasmuseen MD, Madsen NP. Effects of milkline vacuum, pulsator airline vacuum, and cluster weight on milk yield, teat condition, and udder health. J Dairy Sci, 2000; 83: 77-84 DOI ScienceOn |
15 | Seykorya AJ, McDaniel BT. Genetics statistics and relationships of teat and udder traits, somatic cell counts and milk production. J Dairy Sci, 1986; 69: 2395-2407 DOI ScienceOn |
16 | Baxter JD, Rogers GW, Spencer SB, Eberhart RJ. The effect of milking machine liner slip on new intramammary infections. J Dairy Sci, 1992; 75: 1015-1018 DOI ScienceOn |
17 | Slettbakk T, Jorstad A, Farver TB, Holmes JC. Impact of milking characteristics and morphology of udder and teats on clinical mastitis in first- and second-lactation Norwegian cattle. Prev Vet Med, 1995; 24: 235-244 DOI ScienceOn |
18 | Broadhurst J, Paley C. A single-dip stain for the direct examination of milk. J Am Vet Med Assoc, 1939; 94: 525-527 |
19 | 문진산, 주이석, 구복경, 장금찬, 김종염, 임흥식, 김병기, 박용호. 체세포 수 등외목장의 착유기 설치 및 운용상의 문제점에 대한 연구. 한국수의공중보건학회지, 1996; 20: 121-126 |
20 | 박용호. 우군 및 집합유 관리를 통한 체세포 수 감소 방안. 한국유질유방염연구회, 1995: 11-37 |
21 | Seykora AJ, McDaniel BT. Udder and teat morphology related to mastitis resistance: a review. J Dairy Sci, 1985; 68: 2087-2093 DOI ScienceOn |
22 | Leitner G, Shoshani E, Krifucks O, Chaffer M, Saran A. Milk leucocyte population patterns in bovine udder infection of different aetiology. J Vet Med B Infect Dis Vet Public Health, 2000; 47: 581-589 DOI ScienceOn |
23 | Schalm OW, Caroll EJ, Jain NC. Bovine mastitis. Lea and Fiebiger, Philadelphia 1971: 316-329 |
24 | Adkinson RW, Ingawa KH, Blouin DC, Nickerson SC. Distribution of clinical mastitis among quarters of bovine udder. J Dairy Sci, 1993; 76: 3453-3459 DOI ScienceOn |
25 | Ruban Yu, Vard A. Selection of cows for resistance to mastitis. Molochnoe i Myasnoe Skotovodstvo, 1991; 5: 33-34 |
26 | Chrystal MA, Seykora AJ, Hansen LB. Heritabilities of teat end shape. and teat diameter and their relationships with somatic cell score. J Dairy Sci, 1999; 82: 2017-2022 DOI ScienceOn |