A. Flint

A. Turnbull, A. Anderson, A. Flint, 1980, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Glucose metabolism in the superovulated rat ovary in vitro. Effects of luteinizing hormone and the role of glucose metabolism in steroidogenesis.

R. Denton, A. Flint, 1969, The Biochemical journal.

Independent activation of MAP kinase and MPF during the initiation of meiotic maturation in pig oocytes.

A. Flint, K. Campbell, J. Ye, 2003, Reproduction.

Non-genomic steroid effects: merging membrane fluidity and receptor-mediated responses.

C. Rauch, A. Flint, 2008, Veterinary journal.

Mode of action of prostaglandin F2α in human luteinized granulosa cells: role of protein kinase C

A. Flint, G. Webley, D. Abayasekara, 1993, Molecular and Cellular Endocrinology.

Edinburgh Research Explorer Precision animal breeding

J. Woolliams, A. Flint, 2008 .

Significant fall in progesterone and rise in oestradiol levels in human peripheral plasma before onset of labour.

A. Turnbull, M. Keirse, A. Anderson, 1974, Lancet.

Luteal LH receptors during the oestrous cycle and early pregnancy in the pig.

A. Flint, A. Ziecik, H. Shaw, 1980, Journal of reproduction and fertility.

The sheep endometrial oxytocin receptor.

Š. Kaluz, P. Riley, A. Flint, 1995, Advances in experimental medicine and biology.

Structure and expression of an ovine endometrial oxytocin receptor cDNA.

P. Riley, A. Flint, H. J. Stewart, 1995, Journal of molecular endocrinology.

Progesterone withdrawal: effects on prostaglandins and parturition.

M. Mitchell, A. Flint, 1977, Prostaglandins.

Heterogeneity in the third intracytoplasmic region of the oxytocin receptor-encoding gene.

M. Kaluzová, Š. Kaluz, A. Flint, 1996, Gene.

Embryonic Signals and Maternal Recognition

R. Heap, A. Flint, J. Gadsby, 1981 .

Blastocyst oestrogen synthesis and the maternal recognition of pregnancy.

P. Saunders, R. Heap, A. Flint, 1978, Ciba Foundation symposium.

Hormones, the early embryo and the uterine environment.

R. Heap, A. Flint, J. Gadsby, 1979, Journal of reproduction and fertility.

The role of the endometrial oxytocin receptor in determining the length of the sterile oestrous cycle and ensuring maintenance of luteal function in early pregnancy in ruminants.

A. Flint, G. Lamming, H. J. Stewart, 1994, Philosophical transactions of the Royal Society of London. Series B, Biological sciences.

Sex selection in mammals: a review.

A. Flint, S. Jafar, 1996, Theriogenology.

Use of polymerase chain reaction for sexing red deer (cervus elaphus) blastocysts

A. Flint, S. Jafar, 1995 .

Influence of Social Status on Ovarian Function in Farmed Red Deer (Cervus elaphus)

A. Flint, D. Deakin, V. Hayssen, 1998, Physiology & Behavior.

Blastocyst development and conceptus sex selection in red deer Cervus elaphus: studies of a free-living population on the Isle of Rum.

S. Albon, A. Flint, S. Jafar, 1997, General and comparative endocrinology.

Administration of recombinant bovine interferon-αI at the time of maternal recognition of pregnancy inhibits prostaglandin F2α secretion and causes luteal maintenance in cyclic ewes

T. Parkinson, A. Flint, G. Lamming, 1992 .

Neurotransmitters and lymphatic-vascular transfer of prostaglandin F2 alpha stimulate ovarian oxytocin output in sheep.

R. Heap, J. Goode, M. Hamon, 1989, The Journal of endocrinology.

Sheep antiluteolytic interferon: cDNA sequence and analysis of mRNA levels.

A. Flint, G. Lamming, H. J. Stewart, 1989, Journal of molecular endocrinology.

Does the human corpus luteum synthesize neurohypophysial hormones?

D. S. Jones, A. Flint, F. Auletta, 1988, The Journal of endocrinology.

Role of embryonic signals in the establishment of pregnancy.

R. Heap, A. Flint, J. Gadsby, 1979, British medical bulletin.

Use of meclofenamic acid to investigate the role of prostaglandin biosynthesis during induced parturition in sheep.

M. Mitchell, A. Flint, 1978, The Journal of endocrinology.

F PROSTAGLANDINS IN AMNIOTIC FLUID DURING PREGNANCY AND LABOUR

A. Turnbull, M. Keirse, A. Flint, 1974, The Journal of obstetrics and gynaecology of the British Commonwealth.

Genetic variation of metabolite and hormone concentration in UK Holstein-Friesian calves and the genetic relationship with economically important traits.

J. Woolliams, M. Royal, A. Flint, 2009, Journal of dairy science.

SIGNIFICANT FALL IN PROGESTERONE AND RISE IN ŒSTRADIOL LEVELS IN HUMAN PERIPHERAL PLASMA BEFORE ONSET OF LABOUR

A. Turnbull, M. Keirse, A. Flint, 1974 .

Interactions between the cytomegalovirus promoter and the estrogen response element: implications for design of estrogen-responsive reporter plasmids.

K. Derecka, A. Flint, C. K. Wang, 2006, Journal of biomolecular techniques : JBT.

Localization of oxytocin receptor mRNA in the ovine uterus during the oestrous cycle and early pregnancy.

K. Stevenson, P. Riley, D. Wathes, 1994, Journal of molecular endocrinology.

Production of interferon by red deer (Cervus elaphus) conceptuses and the effects of roIFN-tau on the timing of luteolysis and the success of asynchronous embryo transfer.

H. Jabbour, A. Flint, D. Deakin, 2000, Journal of reproduction and fertility.

Molecular biology of trophoblast interferons and studies of their effects in vivo.

T. Parkinson, A. Flint, G. Lamming, 2019, Journal of reproduction and fertility. Supplement.

Interferon sequence homology and receptor binding activity of ovine trophoblast antiluteolytic protein.

P. Barker, K. E. Lee, A. Flint, 1987, The Journal of endocrinology.

Interferon, the oxytocin receptor and the maternal recognition of pregnancy in ruminants and non-ruminants: a comparative approach.

A. Flint, AP Flint, 1995, Reproduction, fertility, and development.

Regulation of trophoblast interferon gene expression

F. Guesdon, A. Flint, H. J. Stewart, 1994, Molecular and Cellular Endocrinology.

Structure of an interferon-α2 gene expressed in the bovine conceptus early in gestation

A. Flint, H. J. Stewart, S. McCann, 1990 .

Stimulation of uterine activity by administration of prostaglandin F-2alpha during parturition in sheep.

M. Mitchell, A. Turnbull, A. Flint, 1976, Journal of reproduction and fertility.

Control of binucleate cell migration in the placenta of sheep and goats.

R. Heap, I. R. Young, F. Wooding, 1986, Journal of reproduction and fertility.

Antiluteolytic effects of blastocyst-secreted interferon investigated in vitro and in vivo in the sheep.

T. Parkinson, A. Flint, G. Lamming, 1989, Journal of reproduction and fertility. Supplement.

Role of Progesterone and Oestrogens in the Control of the Onset of Labour in Man: A Continuing Controversy

A. Flint, 1979 .

Embryonic steroid synthesis and luteal oxytocin production: controlling mechanisms for the maternal recognition of pregnancy.

R. Heap, A. Flint, J. Gadsby, 1983, Journal of steroid biochemistry.

Synthetic Capabilities of the Preimplantation Conceptus and Maternal Responses to Pregnancy

R. Heap, A. Flint, W. Allen, 1983 .

13 – BLASTOCYST-ENDOMETRIUM INTERACTIONS AND THEIR SIGNIFICANCE IN EMBRYONIC MORTALITY

P. Saunders, A. Flint, A. Ziecik, 1982 .

Some experiments on the role of the foetal pituitary in the maturation of the foetal adrenal and the induction of parturition in sheep.

C. Jones, A. Flint, J. Ritchie, 1977, Journal of Endocrinology.

Isolation and structure of a partial sheep oxytocin receptor cDNA and its use as a probe for northern analysis of endometrial RNA.

K. Stevenson, A. Flint, H. J. Stewart, 1993, Journal of molecular endocrinology.

The entry of ascorbic acid into the corpus luteum in vivo and in vitro and the effect of luteinizing hormone.

A. Flint, D. Stansfield, 1967, The Journal of endocrinology.

Onset of synthesis of progesterone by ovine placenta.

A. Flint, A. Ricketts, 1980, The Journal of endocrinology.

Autoradiographic evidence for migration and fusion of cells in the sheep placenta: resolution of a problem in placental classification.

R. Heap, F. Wooding, A. Flint, 1981, Cell biology international reports.

Placental production of progesterone in ovariectomized goats treated with a synthetic progestagen to maintain pregnancy.

A. Flint, A. Ricketts, E. L. Sheldrick, 1980, Journal of reproduction and fertility.

Mechanism of action of glucocorticoids in induction of ovine parturition: effect on placental steroid metabolism.

A. Turnbull, A. Anderson, A. Flint, 1975, The Journal of endocrinology.

Factors Controlling Placental Endocrine Function in Domestic Animals

A. Flint, 1983 .

Prostaglandin concentrations in intra-uterine tissues from late-pregnant sheep before and after labour.

M. Mitchell, A. Flint, 1977, Prostaglandins.

ACTIVATION BY CORTICOSTEROIDS OF STEROID METABOLIZING ENZYMES IN OVINE PLACENTAL EXPLANTS IN VITRO

R. Heap, N. Ackland, A. Flint, 1980 .

Activity of steroid C-17,20 lyase in the ovine placenta: effect of exposure to foetal glucocorticoid.

A. Turnbull, A. Flint, P. Steele, 1976, The Journal of endocrinology.

Interrelationships of protein and oestradiol secretion by conceptuses and endometrium from Meishan pigs on days 11–15 of pregnancy

A. Ross, A. Flint, C. Ashworth, 1996 .

Blastocyst–Endometriuminteractions and Their Significance in Embryonic Mortality

P. Saunders, A. Flint, A. J. Ziecikt, 2020, Bioscientifica Proceedings.

Oestradiol administration raises luteal LH receptor levels in intact and hysterectomized pigs.

C. Polge, A. Flint, H. Garverick, 1982, Journal of reproduction and fertility.

Influence of passive immunization against GnRH on pregnancy and parturition in the tammar wallaby, Macropus eugenii.

M. Renfree, R. Short, A. Flint, 1985, Journal of reproduction and fertility.

Oestradiol-17 beta in the blood during seasonal reactivation of the diapausing blastocyst in a wild population of tammar wallabies.

M. Renfree, A. Flint, 1982, The Journal of endocrinology.

11β-hydroxysteroid dehydrogenase activity (E.C. 1.1.1.146) in human placenta and decidua

A. Turnbull, A. Flint, A. L. Bernal, 1980 .

The contribution of recombinant DNA techniques to reproductive biology.

D. S. Jones, A. Flint, H. J. Stewart, 1988, Journal of reproduction and fertility.

Human parturition.

M. Mitchell, A. Turnbull, M. Keirse, 1977, Ciba Foundation symposium.

The maternal recognition of pregnancy in mammals

J. Hearn, A. Flint, A. Michael, 1990 .

Mechanisms controlling corpus luteum function in sheep, cows, nonhuman primates, and women especially in relation to the time of luteolysis.

A. Flint, F J Auletta, A P Flint, 1988, Endocrine reviews.

Delayed luteal regression in ewes immunized against oxytocin.

M. Mitchell, A. Flint, E. L. Sheldrick, 1980, Journal of reproduction and fertility.

A role for interferons in the maternal recognition of pregnancy

A. Flint, G. Lamming, H. J. Stewart, 1988, Molecular and Cellular Endocrinology.

Control of ovarian cholesterol ester biosynthesis.

D. Armstrong, A. Flint, D. Grinwich, 1973, The Biochemical journal.

Prostaglandin production by intra-uterine tissues from periparturient sheep: use of a superfusion technique.

M. Mitchell, A. Flint, 1978, The Journal of endocrinology.

Plasma concentrations of 13,14-dihydro-15-keto-prostaglandin F during pregnancy in sheep.

M. Mitchell, A. Turnbull, A. Flint, 1976, Prostaglandins.

Stimulation by oxytocin of prostaglandin f levels in uterine venous effluent in pregnant and puerperal sheep.

M. Mitchell, A. Turnbull, A. Flint, 1975, Prostaglandins.

Plasma steroid, relaxin and dihydro-keto-prostaglandin F-2 alpha changes in the minipig in relation to myometrial electrical and mechanical activity in the pre-partum period.

G. Foxcroft, A. Flint, A. Watts, 1988, Journal of reproduction and fertility.

Intracellular localization of cholesterol side chain cleavage enzyme in corpora lutea of cow and rat.

D. Armstrong, A. Flint, 1971, Nature: New biology.

Molecular and Cellular Signalling and Embryo Survival

R. Heap, F. Wooding, A. Flint, 1986 .

Activities of enzymes responsible for steroid biosynthesis and cholesterol ester metabolism in rabbit ovarian interstitial tissue and corpora lutea. A comparison of enzyme activities with flow rates.

D. Armstrong, A. Flint, 1973, The Biochemical journal.

Plasma Concentrations of Prostaglandins During Late Human Pregnancy: Influence of Normal and Preterm Labor

J. Brunt, A. Turnbull, A. Flint, 1978, The Journal of clinical endocrinology and metabolism.

Rapid increases in plasma prostaglandin concentrations after vaginal examination and amniotomy.

M. Mitchell, J. Brunt, A. Turnbull, 1977, British medical journal.

Comparative studies of conceptus-endometrial interactions in Large White x Landrace and Meishan gilts.

S. J. Miller, A. Flint, C. Ashworth, 1997, Reproduction, fertility, and development.

Endometrial oxytocin receptor and uterine prostaglandin secretion in mares during the oestrous cycle and early pregnancy.

A. Flint, G. Lamming, W. Allen, 1998, Journal of reproduction and fertility.

Local action of trophoblast interferons in suppression of the development of oxytocin and oestradiol receptors in ovine endometrium.

K. Stevenson, D. Wathes, A. Flint, 1995, Journal of reproduction and fertility.

Quantitative analysis of changes in endometrial gland morphology during the bovine oestrous cycle and their association with progesterone levels.

G. Mann, A. Flint, R. S. Robinson, 2007, Reproduction.

Incidence and treatment of inadequate postovulatory progesterone concentrations in repeat breeder cows.

N. Kendall, G. Mann, A. Flint, 2009, Veterinary journal.

Presence of placental lactogen in bovine conceptuses before attachment.

A. Flint, W. Christie, A. Henville, 1979, Journal of reproduction and fertility.

The control of placental steroid synthesis at parturition in domestic animals

A. Flint, A. Ricketts, V. Craig, 1979 .

Control of placental endocrine function; role of enzyme activation in the onset of labour.

A. Flint, A. Ricketts, 1979, Journal of steroid biochemistry.

In-vitro production of prostaglandins by intrauterine tissues from pregnant goats.

M. Mitchell, J. Robinson, A. Flint, 1978, Journal of reproduction and fertility.

Effects of a luteolytic dose of oestradiol benzoate on uterine oxytocin receptor concentrations, phosphoinositide turnover and prostaglandin F-2 alpha secretion in sheep.

A. Flint, J. Hixon, 1987, Journal of reproduction and fertility.

PRODUCTION OF RECOMBINANT OVINE INTERFERON TAU USING A BOMBYX MORI NUCLEAR POLYHEDROSIS BACULOVIRUS EXPRESSION SYSTEM

G. Mann, S. Maeda, P. Fisher, 2002, Animal biotechnology.

Synchronization of porcine oocyte meiosis using cycloheximide and its application to the study of regulation by cumulus cells.

A. Flint, K. Campbell, J. Ye, 2002, Reproduction, fertility, and development.

RATE OF FALL IN PLASMA PROGESTERONE AND TIME TO ABORTION FOLLOWING INTRA‐AMNIOTIC INJECTION OF PROSTAGLANDIN F2α WITH OR WITHOUT UREA, IN THE SECOND TRIMESTER OF HUMAN PREGNANCY

A. Flint, A. Turnbull, S. Walker, 1975, British journal of obstetrics and gynaecology.

A mathematical model of the bovine oestrous cycle: simulating outcomes of dietary and pharmacological interventions.

M. Owen, J. King, R. Webb, 2012, Journal of theoretical biology.

Increasing uterine response to vaginal distension during late pregnancy in sheep.

M. Mitchell, A. Turnbull, A. Flint, 1977, Journal of reproduction and fertility.

Bromocriptine-induced implantation during lactation in the rat.

M. Renfree, A. Flint, 1981, Journal of reproduction and fertility.

Isolation and properties of cholesterol esterstorage granules from ovarian tissues.

D. Armstrong, A. Flint, 1973, The Biochemical journal.

Metabolism of endogenous sterol ester by the superovulated rat ovary in vitro.

R. Denton, A. Flint, 1970, The Biochemical journal.

Ovarian steroid metabolism and oestrogens in the corpus luteum of the tammar wallaby.

M. Renfree, R. Heap, A. Flint, 1984, Journal of Endocrinology.

Stimulation by glucose of steroidogenesis from acetate by the superovulated rat ovary in vitro.

R. Denton, A. Flint, 1969, Biochemical Journal.

The role of nicotinamide-adenine dinucleotide phosphate-dependent malate dehydrogenase and isocitrate dehydrogenase in the supply of reduced nicotinamide-adenine dinucleotide phosphate for steroidogenesis in the superovulated rat ovary.

R. Denton, A. Flint, 1970, The Biochemical journal.

The compartmentation of non-esterified and esterified cholesterol in the superovulated rat ovary.

D. Armstrong, A. Flint, 1971, The Biochemical journal.

Initiation of parturition in the goat: evidence for control by foetal glucocorticoid through activation of placental C21-steroid 17alpha-hydroxylase.

J. Robinson, E. Kingston, A. Flint, 1978, The Journal of endocrinology.

Induction of labour in sheep after fetal hypophysectomy: an investigation of the possible involvement of a fetal pituitary secretion in the activation of placental enzymes by fetal cortisol.

A. Flint, K. S. Lindsay, A. Ricketts, 1980, Placenta.

Placental production of 5 beta-pregnane-3 alpha,20 alpha-diol in goats.

A. Flint, A. Ricketts, E. L. Sheldrick, 1981, The Journal of endocrinology.

Role of estrogen and prostaglandin F2 alpha in premature luteal regression in monovulatory and superovulated red deer (Cervus elaphus).

H. Jabbour, A. Flint, M. Hunter, 1996, Biology of reproduction.

Administration of recombinant bovine interferon-alpha I at the time of maternal recognition of pregnancy inhibits prostaglandin F2 alpha secretion and causes luteal maintenance in cyclic ewes.

T. Parkinson, A. Flint, G. Lamming, 1992, Journal of reproduction and fertility.

An Investigation into the Use of Salivary Progesterone to Diagnose Pregnancy in Sheep By :

A. Flint, C. Needham, 2008 .

Sources of progesterone during gestation in Barbary sheep (Ammotragus lervia).

R. Heap, A. Flint, R. D. Burton, 1983, The Journal of endocrinology.

Oestrogen production in early pregnancy.

M Hamon, P E Hartmann, P. Hartmann, 1981, The Journal of endocrinology.

Temporal relationship between changes in oxytocin and prostaglandin F levels in response to vaginal distension in the pregnant and puerperal ewe.

M. Mitchell, M. Forsling, A. Turnbull, 1975, Journal of reproduction and fertility.

Control of utero-ovarian venous prostaglandin F during labour in the sheep: acute effects of vaginal and cervical stimulation.

A. Turnbull, A. Anderson, A. Flint, 1974, The Journal of endocrinology.

The Mechanism by which Foetal Cortisol Controls the Onset of Parturition in the Sheep

A. Turnbull, A. Anderson, A. Flint, 1975 .

Effects of progesterone in vitro on glucose and acetate metabolism by the luteinized rat ovary.

A. Flint, 1970, The Journal of endocrinology.

Roles of prolactin and the uterus in the control of luteal regression in the Bennett's wallaby (Macropus rufogriseus rufogriseus).

A. Loudon, A. Flint, B. R. Brinklow, 1990, Reproduction, fertility, and development.

Epitestosterone in the plasma of the goat during pregnancy and at parturition.

A. Flint, P. V. Burrow, 1979, The Journal of endocrinology.

Increased concentrations of 17alpha, 20alpha-dihydroxypregn-4-en-3-one in maternal and foetal plasma near parturition in sheep.

A. Turnbull, A. Flint, J. Goodson, 1975, The Journal of endocrinology.

Production of thromboxane B2 by intra-uterine tissues from pregnant goats in vitro.

M. Mitchell, J. Robinson, E. Kingston, 1978, The Journal of endocrinology.

Prostaglandin F2 alpha activates protein kinase C in human ovarian cells.

P. Jones, S. Persaud, A. Flint, 1993, Molecular and cellular endocrinology.

Polymorphisms within the coding region of the bovine luteinizing hormone receptor gene and their association with fertility traits.

J. Woolliams, S. Donn, K. Derecka, 2006, Animal genetics.

Sequencing analysis of prion genes from red deer and camel.

M. Kaluzová, Š. Kaluz, A. Flint, 1997, Gene.

Production of interferon by the conceptus in red deer Cervus elaphus.

Š. Kaluz, H. Jabbour, A. Flint, 1999, Journal of reproduction and fertility.

Precision animal breeding

A. Flint, J. A. Woolliams, 2008, Philosophical Transactions of the Royal Society B: Biological Sciences.

Prolongation of gestation and changes in maternal steroid hormone concentrations during cold exposure of sheep in late pregnancy

J. Goode, A. Flint, J. Slee, 1983 .

Oxytocin stimulates uterine prostaglandin F2 alpha secretion in red deer Cervus elaphus.

A. Loudon, H. Jabbour, A. Flint, 1994, Reproduction, fertility, and development.

Sequence variability in the A/B region of the estrogen receptor

M. Kaluzová, Š. Kaluz, A. Flint, 1997 .

Transport of free and conjugated steroids from the boar testis in lymph, venous blood and rete testis fluid.

R. Heap, A. Flint, B. Setchell, 1983, The Journal of endocrinology.

Changes in myometrial and placental 15-hydroxyprostaglandin dehydrogenase with ovine parturition: production of prostaglandin metabolites in vitro and in vivo.

M. Mitchell, M. Keirse, A. Flint, 1977, Journal of reproduction and fertility.

Bilateral adrenalectomy of lambs in utero: effects on maternal hormone levels at induced parturition.

A. Turnbull, A. Anderson, A. Flint, 1976, The Journal of endocrinology.

Occurrence of a quadruplex motif in a unique insert within exon C of the bovine estrogen receptor alpha gene (ESR1).

C. Hodgman, M. Searle, K. Derecka, 2010, Biochemistry.

Repression of translation of human estrogen receptor alpha by G-quadruplex formation.

C. Hodgman, M. Searle, K. Derecka, 2009, Biochemistry.

Blockade of the Ferguson Reflex by Lumbar Epidural Anaesthesia in the Parturient Sheep: Effects on Oxytocin Secretion and Uterine Venous Prostaglandin F Levels

M. Mitchell, M. Forsling, A. Flint, 1978, Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme.

Cellular dynamics of growth in sheep and goat synepitheliochorial placentomes: an autoradiographic study.

R. Heap, F. Wooding, G. Morgan, 1993, Journal of reproduction and fertility.

The activity and kinetic properties of mevalonate kinase in superovulated rat ovary.

A. Flint, 1970, The Biochemical journal.

Detection and Identification of Luteal Peptides: Limitations of Current Techniques Exemplified by the Study of Luteal Oxytocin

A. Flint, F. Auletta, 1990 .

Genetic relationships between commencement of luteal activity postpartum and calving interval, production, body condition score and linear type traits in Holstein-Friesians.

J. Woolliams, J. Pryce, M. Royal, 2002 .

Increased utero-ovarian androstenedione production before parturition in sheep.

A. Turnbull, A. Flint, P. Steele, 1976, Journal of reproduction and fertility.

Negative regulatory domains in a trophoblast interferon promoter.

F. Guesdon, A. Flint, H. J. Stewart, 1996, Journal of Molecular Endocrinology.

11 beta-Hydroxyteroid dehydrogenase activity (E.C. 1.1.1.146) in human placenta and decidua.

A. Turnbull, A. Anderson, A. Flint, 1980, Journal of steroid biochemistry.

Effects of prostaglandin F2 alpha and other potential secretagogues on oxytocin secretion and second messenger metabolism in the ovine corpus luteum in vitro.

A. Flint, T. J. Mccann, 1990, The Journal of endocrinology.

Temporal relationship between changes in oxytocin and prostaglandin F levels in response to vaginal distension in the pregnant and puerperal ewe.

M. Mitchell, M. Forsling, A. Turnbull, 1975, Journal of reproduction and fertility.