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Showing 1 to 12 of 26 entries
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Inheritance of resistance to facial eczema: a review of research findings from sheep and cattle in New Zealand.

New Zealand veterinary journal

Morris CA, Towers NR, Hohenboken WD, Maqbool N, Smith BL, Phua SH.
PMID: 15768115
N Z Vet J. 2004 Oct;52(5):205-15. doi: 10.1080/00480169.2004.36431.

Facial eczema (FE) is a costly problem to New Zealand pastoral agriculture, and has a detrimental impact on animal wellbeing. Incidence and severity of the disease can be reduced by grazing management and zinc prophylaxis. An additional strategy is...

Urinary excretion of immunoreactive sporidesmin metabolites in sheep in relation to factors influencing susceptibility to sporidesmin intoxication.

New Zealand veterinary journal

Smith BL, Briggs LR, Embling PP, Hawkes AD, Towers NR.
PMID: 16032061
N Z Vet J. 1999 Feb;47(1):13-9. doi: 10.1080/00480169.1999.36101.

AIM: To study the urinary disposition of orally administered sporidesmins A and D in sheep and identify factors influencing their kinetics, particularly the influence of breeding for resistance and susceptibility to sporidesmin, the mycotoxin responsible for the hepatogenous photosensitisation,...

Effects of low dose rates of sporidesmin given orally to sheep.

New Zealand veterinary journal

Smith BL.
PMID: 16032149
N Z Vet J. 2000 Dec;48(6):176-81. doi: 10.1080/00480169.2000.36189.

AIM: To examine clinical and subclinical effects of sporidesmin administered orally to sheep at very low daily dose rates for periods of 3 to 48 days.METHODS: Two experiments were conducted. In Experiment A, sporidesmin-A was administered orally to groups...

Facial eczema in goats: the toxicity of sporidesmin in goats and its pathology.

New Zealand veterinary journal

Smith BL, Embling PP.
PMID: 16031610
N Z Vet J. 1991 Mar;39(1):18-22. doi: 10.1080/00480169.1991.35650.

Groups of six goats were orally dosed with sporidesmin at rates of 0.3, 0.6, 1.2 and 2.4 mg of sporidesmin per kg body weight and their responses up to 6 weeks later compared with those of sheep dosed at...

Competition of a sporidesmin-producing Pithomyces strain with a non-toxigenic Pithomyces strain.

New Zealand veterinary journal

Collin RG, Towers NR.
PMID: 16031836
N Z Vet J. 1995 Aug;43(4):149-52. doi: 10.1080/00480169.1995.35876.

Sporidesmin, a mycotoxin produced by some strains of Pithomyces chartarum, is responsible for the hepatogenous photosensitisation disease facial eczema, which causes severe losses in agricultural revenue in New Zealand. A sporidesmin-producing strain of P. chartarum, isolated in New Zealand,...

Genomic Tools for the Identification of Loci Associated with Facial Eczema in New Zealand Sheep.

Genes

McRae KM, Rowe SJ, Johnson PL, Baird HJ, Cullen NG, Bixley MJ, Plowman JE, Deb-Choudhury S, Brauning R, Amyes NC, Dodds KG, Newman SN, McEwan JC, Clarke SM.
PMID: 34680955
Genes (Basel). 2021 Sep 30;12(10). doi: 10.3390/genes12101560.

Facial eczema (FE) is a significant metabolic disease that affects New Zealand ruminants. Ingestion of the mycotoxin sporidesmin leads to liver and bile duct damage, which can result in photosensitisation, reduced productivity and death. Strategies used to manage the...

Re: Effect of a one-off sporidesmin challenge on the milk production of dairy cows.

New Zealand veterinary journal

[No authors listed]
PMID: 31747528
N Z Vet J. 2020 Mar;68(2):134. doi: 10.1080/00480169.2019.1693883. Epub 2019 Nov 20.

No abstract available.

First reported isolation from New Zealand pasture ofPithomyces chartarum unable to produce sporidesmin.

Mycopathologia

Collin RG, Towers NR.
PMID: 20882446
Mycopathologia. 1995 Apr;130(1):37-40. doi: 10.1007/BF01104347.

A total of 676 isolates ofPithomyces chartarum, recovered from pasture at a single site, were examined for their ability to produce sporidesmin. Two isolates did not produce sporidesmin in levels detectable by HPLC despite their ability to spore profusely....

The effect of sporidesmin toxicity on ovine serum vitamin B12 levels.

New Zealand veterinary journal

Clark RG, Duganzich DM, Mortleman L, Fraser AJ.
PMID: 16031439
N Z Vet J. 1988 Jun;36(2):51-2. doi: 10.1080/00480169.1988.35479.

A field outbreak of facial eczema occurred during a vitamin B12 response trial in young growing sheep. Pasture cobalt levels were in the low range for sheep (

A zinc-containing intraruminal device for prevention of the sporidesmin-induced cholangiopathy of facial eczema in calves.

New Zealand veterinary journal

Munday R, Thompson AM, Smith BL, Towers NR, O'Donnell K, McDonald RM, Stirnemann M.
PMID: 16032159
N Z Vet J. 2001 Feb;49(1):29-33. doi: 10.1080/00480169.2001.36199.

AIM: To develop and evaluate a zinc-containing intraruminal controlled-release bolus for protection of calves (175-250 kg bodyweight) against facial eczema (FE).METHODS: Boluses releasing zinc, in the form of zinc oxide, at rates ranging from 1.67 to 4.25 g/day were...

An attempt to reproduce crystal-associated cholangitis in lambs in experimental dosing of sarsasapogenin or diosgenin alone and in combination with sporidesmin.

New Zealand veterinary journal

Flåøyen A, Smith BL, Miles CO.
PMID: 16031724
N Z Vet J. 1993 Dec;41(4):171-4. doi: 10.1080/00480169.1993.35764.

No liver damage occurred in a group of 21 lambs dosed intraruminally with up to 9 g of sarsasapogenin or diosgenin daily for 10 consecutive days. In contrast, seven out of 15 lambs dosed with 0.1 mg of sporidesmin/kg...

Genomic Tools for the Identification of Loci Associated with Facial Eczema in New Zealand Sheep.

Genes

McRae KM, Rowe SJ, Johnson PL, Baird HJ, Cullen NG, Bixley MJ, Plowman JE, Deb-Choudhury S, Brauning R, Amyes NC, Dodds KG, Newman SN, McEwan JC, Clarke SM.
PMID: 34680955
Genes (Basel). 2021 Sep 30;12(10). doi: 10.3390/genes12101560.

Facial eczema (FE) is a significant metabolic disease that affects New Zealand ruminants. Ingestion of the mycotoxin sporidesmin leads to liver and bile duct damage, which can result in photosensitisation, reduced productivity and death. Strategies used to manage the...

Showing 1 to 12 of 26 entries