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Items: 1 to 50 of 64

1.

Evaluating a commercial PCR assay against bacterial culture for diagnosing Streptococcus uberis and Staphylococcus aureus throughout lactation.

Steele NM, Williamson JH, Thresher R, Laven RA, Hillerton JE.

J Dairy Sci. 2017 May;100(5):3816-3824. doi: 10.3168/jds.2016-11752. Epub 2017 Feb 23.

2.

Relationship between previous history of Streptococcus uberis infection and response to a challenge model.

Turner SA, Williamson JH, Lacy-Hulbert SJ, Hillerton JE.

J Dairy Res. 2013 Aug;80(3):360-6. doi: 10.1017/S0022029913000289. Epub 2013 Jun 28.

PMID:
23806189
3.

Lack of efficacy of homeopathic therapy against post-calving clinical mastitis in dairy herds in the Waikato region of New Zealand.

Williamson JH, Lacy-Hulbert SJ.

N Z Vet J. 2014 Jan;62(1):8-14. doi: 10.1080/00480169.2013.796435. Epub 2013 May 24.

PMID:
23701404
4.

Effect of disinfecting teats post-milking or pre- and post-milking on intramammary infection and somatic cell count.

Williamson JH, Lacy-Hulbert SJ.

N Z Vet J. 2013 Sep;61(5):262-8. doi: 10.1080/00480169.2012.751576. Epub 2013 Feb 27.

PMID:
23441806
5.

Peripartum infection with Streptococcus uberis but not coagulase-negative staphylococci reduced milk production in primiparous cows.

Pearson LJ, Williamson JH, Turner SA, Lacy-Hulbert SJ, Hillerton JE.

J Dairy Sci. 2013 Jan;96(1):158-64. doi: 10.3168/jds.2012-5508. Epub 2012 Nov 8.

6.

Streptococcus uberis-specific T cells are present in mammary gland secretions of cows and can be activated to kill S. uberis.

Denis M, Lacy-Hulbert SJ, Buddle BM, Williamson JH, Wedlock DN.

Vet Res Commun. 2011 Mar;35(3):145-56. doi: 10.1007/s11259-011-9462-1. Epub 2011 Feb 1.

PMID:
21279814
7.

Effect of setting a maximum milking time, from peak lactation, on production, milking time and udder health.

Jago JG, McGowan JE, Williamson JH.

N Z Vet J. 2010 Oct;58(5):246-52. doi: 10.1080/00480169.2010.69298.

PMID:
20927175
8.

Effect of automatic cluster remover settings on production, udder health, and milking duration.

Jago JG, Burke JL, Williamson JH.

J Dairy Sci. 2010 Jun;93(6):2541-9. doi: 10.3168/jds.2009-2949.

9.

Experimentally induced intramammary infection with multiple strains of Streptococcus uberis.

Pryor SM, Cursons RT, Williamson JH, Lacy-Hulbert SJ.

J Dairy Sci. 2009 Nov;92(11):5467-75. doi: 10.3168/jds.2009-2223.

10.

Heifer teats sprayed in the dry period with an iodine teat sanitizer have reduced Streptococcus uberis teat-end contamination and less Streptococcus uberis intra-mammary infections at calving.

Lopez-Benavides MG, Williamson JH, Lacy-Hulbert SJ, Cursons RT.

Vet Microbiol. 2009 Feb 16;134(1-2):186-91. doi: 10.1016/j.vetmic.2008.09.027. Epub 2008 Sep 12.

PMID:
18952387
11.

A comparison of three strains of holstein-friesian grazed on pasture and managed under different feed allowances.

Macdonald KA, Verkerk GA, Thorrold BS, Pryce JE, Penno JW, McNaughton LR, Burton LJ, Lancaster JA, Williamson JH, Holmes CW.

J Dairy Sci. 2008 Apr;91(4):1693-707. doi: 10.3168/jds.2007-0441.

12.

Field observations on the variation of Streptococcus uberis populations in a pasture-based dairy farm.

Lopez-Benavides MG, Williamson JH, Pullinger GD, Lacy-Hulbert SJ, Cursons RT, Leigh JA.

J Dairy Sci. 2007 Dec;90(12):5558-66.

13.

Fungi isolated from bovine udders , and their possible sources.

Williamson JH, di Menna ME.

N Z Vet J. 2007 Aug;55(4):188-90.

PMID:
17676084
14.

Application of Streptococcus uberis multilocus sequence typing: analysis of the population structure detected among environmental and bovine isolates from New Zealand and the United Kingdom.

Pullinger GD, López-Benavides M, Coffey TJ, Williamson JH, Cursons RT, Summers E, Lacy-Hulbert J, Maiden MC, Leigh JA.

Appl Environ Microbiol. 2006 Feb;72(2):1429-36.

15.

The prophylactic effect of a teat sealer on bovine mastitis during the dry period and the following lactation.

Woolford MW, Williamson JH, Day AM, Copeman PJ.

N Z Vet J. 1998 Feb;46(1):12-9.

PMID:
16032004
16.

Molecular typing of Streptococcus uberis strains isolated from cases of bovine mastitis.

Wieliczko RJ, Williamson JH, Cursons RT, Lacy-Hulbert SJ, Woolford MW.

J Dairy Sci. 2002 Sep;85(9):2149-54.

17.

Effect of localised antibiotic infusions applied to the teat-canal and teat sinus at drying-off on mastitis in the dry-period and at calving.

Woolford MW, Williamson JH, Day TM, Lacy-Hulbert SJ, Henderson HV.

J Dairy Res. 2001 Nov;68(4):551-8.

PMID:
11928951
18.

Technology and the traditions of medicine.

Williamson JH.

Med J Aust. 2000 Aug 7;173(3):168. No abstract available.

PMID:
10979392
19.
20.

The prevalence of mastitis in primiparous heifers in eleven Waikato dairy herds.

Pankey JW, Pankey PB, Barker RM, Williamson JH, Woolford MW.

N Z Vet J. 1996 Apr;44(2):41-4.

PMID:
16031892
21.

The prophylactic effect of a dry-cow antibiotic against Streptococcus uberis.

Williamson JH, Woolford MW, Day AM.

N Z Vet J. 1995 Nov;43(6):228-34.

PMID:
16031858
22.
23.

Transport fleet costs cut--experience with LPG.

Williamson JH, Knapp PE, Hubbard G, Gilbey DJ.

Hosp Eng. 1984 Feb;38(1):9-13. No abstract available.

PMID:
10265208
24.

Comparative properties of three forms of glucose-6-phosphate dehydrogenase in Drosophila melanogaster.

Williamson JH, Bentley MM.

Biochem Genet. 1983 Dec;21(11-12):1153-66.

PMID:
6422927
25.

Characterization of a low-activity allele of NADP+-dependent isocitrate dehydrogenase from Drosophila melanogaster.

Bentley MM, Meidinger RG, Williamson JH.

Biochem Genet. 1983 Aug;21(7-8):725-33.

PMID:
6414457
26.
27.
28.
29.
30.

Differential characterization of two leucine aminopeptidases in Drosophila melanogaster.

Walker VK, Williamson JH, Church RB.

Biochem Genet. 1981 Feb;19(1-2):47-60.

PMID:
6784719
31.

The effects of molybate, tungstate and lxd on aldehyde oxidase and xanthine dehydrogenase in Drosophila melanogaster.

Bentley MM, Williamson JH, Oliver MJ.

Can J Genet Cytol. 1981;23(4):597-609.

PMID:
6804069
32.

6-Phosphogluconate dehydrogenase from Drosophila melanogaster. I. Purification and properties of the A isozyme.

Williamson JH, Krochko D, Geer BW.

Biochem Genet. 1980 Feb;18(1-2):87-101.

PMID:
6770845
33.

Genetic and biochemical aspects of sucrase from Drosophila melanogaster.

Oliver MJ, Williamson JH.

Biochem Genet. 1979 Oct;17(9-10):897-907.

PMID:
120195
34.

Ontogeny, cell distribution, and the physiological role of NADP-malic enxyme in Drosophila melanogaster.

Geer BW, Krochko D, Williamson JH.

Biochem Genet. 1979 Oct;17(9-10):867-79.

PMID:
120193
35.

A new mutant affecting aldehyde oxidase in Drosophila melanogaster.

Bentley MM, Williamson JH.

Z Naturforsch C Biosci. 1979 Mar-Apr;34(3-4):304-5.

PMID:
156472
36.

The effects of lao on aldehyde, oxidase activity and cross-reacting-material in Drosophila melanogaster.

Williamson JH, Bentley MM, Oliver MJ, Geer BW.

Can J Genet Cytol. 1978 Dec;20(4):545-53.

PMID:
94843
37.

Genetic control of aldehyde oxidase activity and cross-reacting-material in Drosophila melanogaster.

Meidinger EM, Williamson JH.

Can J Genet Cytol. 1978 Dec;20(4):489-97.

PMID:
94842
38.

Genetic and biochemical aspects of trehalase from Drosophila melanogaster.

Oliver MJ, Huber RE, Williamson JH.

Biochem Genet. 1978 Oct;16(9-10):927-40.

PMID:
105719
39.
40.

Juvenile hormone-induced vitellogenesis in apterous4, a non-vitellogenic mutant in Drosophila melanogaster.

Gavin JA, Williamson JH.

J Insect Physiol. 1976;22(12):1737-42. No abstract available.

PMID:
827589
41.

Synthesis and deposition of yolk protein in adult Drosophila melanogaster.

Gavin JA, Williamson JH.

J Insect Physiol. 1976;22(11):1457-64. No abstract available.

PMID:
826594
42.
43.

Disproportionately-replicated, nonfunctional rDNA in compound chromosomes of Drosophila melanogaster.

Williamson JH, Procunier JD.

Mol Gen Genet. 1975 Aug 5;139(1):33-7.

PMID:
809661
44.

Genetic analysis of mitomycin C-induced interchange in Drosophila melanogaster females.

Walker VK, Williamson JH.

Mutat Res. 1975 May;28(2):227-37.

PMID:
806011
45.

Some radiation effects on segregation in Drosophila.

Parker DR, Williamson JH.

Genetics. 1974 Sep;78(1):163-71.

46.
47.

Temperature-sensitive bobbed mutants in Drosophila melanogaster.

Procunier JD, Williamson JH.

Dev Biol. 1974 Aug;39(2):198-209. No abstract available.

PMID:
4212383
48.
49.

Expression of xanthine dehydrogenase activity during embryonic development of Drosophila melanogaster.

Sayles CD, Browder LW, Williamson JH.

Dev Biol. 1973 Jul;33(1):213-7. No abstract available.

PMID:
4207976
50.

Does the rDNA in the Y chromosome of Drosophila melanogaster magnify?

Williamson JH, Procunier JD, Church RB.

Nat New Biol. 1973 Jun 6;243(127):190-1. No abstract available.

PMID:
4197347

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