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Genetic mutations with major effects on ovulation rate in sheep were recently identified in two genes of the transforming growth factor (TGFbeta) superfamily and a TGFbeta receptor, namely bone morphogenetic protein 15 (BMP15), otherwise known as the growth differentiation factor 9b (GDF9b), GDF9 and activin-like kinase 6 (ALK6) otherwise known as the BMP(More)
Chronic obstructive pulmonary disease (COPD) is an important cause of morbidity and mortality in both high- and low-income countries. While active cigarette smoking is the most important preventable risk factor globally, outdoor and indoor air pollutants can cause or exacerbate COPD. In high-income countries, historic air pollution events provide clear(More)
2012 School of Biological Science 2 Acknowledgements I would like to acknowledge, with appreciation, everyone who has contributed to this research. Firstly I would like to thank my primary supervisor Professor Ken McNatty for making it possible for me to do this research and for his patience and understanding in the face of some dumb moments on my part. I(More)
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