NEW Submissions to Pedigree Post
November, December 2007
Preferential Silence: Monoallelic Expression
by Loren Bolinger, November 18, 2007
Broodmare Power in Pedigrees
by Jay Leimbach, December 2, 2007
Jay Leimbach has provided PedigreePost with a
thoughtful essay on loading pedigrees with potent broodmares.
He writes that the blood of Mumtaz Mahal, Selene, La Troienne, and Plucky Liege have certainly become very
common and widespread because of the relative success from these maternal lineages compared with other
matrilines. We find that the current breeding population has become saturated with their descendants because
breeders tend to exploit previously successful selection methods, yet it's still remarkable how often the best
racehorses and sires have unusually large doses of them while the best sirelines with weak or other maternal
bloodlines have disappeared. ...And this continues to some extent right up to the present day...
Mating Strategy and Breeding Science
by Jay Leimbach, December 5, 2007
The Power of Chain Males
by Michael Ventura, December 14, 2007
What effect, if any, does pedigree position have
on inbreeding? Michael Ventura explores this topic through
statistical analysis using the Spearman Rank Order Correlation.
The Effect of Inbreeding
by Loren Bolinger, December 5, 2007
"Mitochhondrial DNA: An important female contribution to thoroughbred racehorse performance"
by Stephen Paul Harrison, Juan Luis Turrion-Gomez (PDF format, requires Adobe Acrobat 4.0 or higher)
Thoroughbred Genetics Ltd., Kent Science Park, Sittingbourne, Kent ME9 8AZ, UK
Departamento de Microbiologia y Genetica, Universidad de Salamanca,
Edificio Departamental, Salamanca 37007, Spain
Appeared in Mitochondrion xx (2006) 1 - 14, Mitochondria Research Society
Posted to www.pedigreepost.net with permission from the author, December 5, 2007