|
|
- Douglas R H
(2000). Circadian cortisol rhythmicity and equine Cushing's-like disease.
J. Eq. Vet. Sci. 19-684-686.
|
- Douglas R H
and Umphenour N (1992). Endocrine abnormalities and hormonal therapy.
Vet. Clin. NA. Equine Practice. Stallion Management. 5:237-249.
|
- Ginther O J,
Douglas R H and Woods G L (1982). A biological embryo reduction mechanism
for the elimination of excess embryos in mares. Theriogenology
18:475-485.
|
- Melrose P A,
Walker R F and Douglas R H. (1990). Dopamine in the cerebrospinal
fluid of prepubertal and adult horses. Brain Behav. Evol. 35:98-106.
|
- Melrose P A
and Douglas R H ( 1982). Seasonal changes in third ventricular morphology
of long-term ovariectomized horse mares. J. Anim. Sci. 55 (Suppl.
1):Abstract 624.
|
- Melrose P A
and Douglas R H (1982). Electron microscopy of the ventricular lining
associated with the hypothalamus and median eminence of prepubertal
female horses. J. Reprod. Fert. , Suppl. 32:577-581.
|
- Melrose P A
and Douglas R H (1982). Seasonal and cyclic changes in the morphology
of the equine third ventricular lining. J. Anim. Sci. 53 (Suppl
1): Abstract 546.
|
- Melrose P and
Douglas R H (1981). Estrogen-sensitive morphological plasticity in
the third ventricle of seasonally anovulatory mares. Biol. Reprod.
24:945-954.
|
- Loy R G, Pemstein
R, O’Canna D and Douglas R H (1981). Control of ovulation in
cycling mares with ovarian steroids and prostaglandin. Theriogenology
15:191-200.
|
- Ginther O J,
Douglas R H and Lawrence J R (1982). Twinning in mares: A survey of
veterinarians and analysis of theriogenology records. Theriogenology
18:333-347.
|
- Ginther O J
and Douglas R H (1982). The outcome of twin pregnancies in mares.
Theriogenology 18: 237-244.
|
- Fay J E and
Douglas R H (1987). Changes in theca and granulosa cell LH and FSH
receptor content associated with follicular fluid and peripheral plasma
gonadotropin and steroid hormone concentrations in preovulatory follicles
of mares. J. Reprod. Fert.
|
- Fay J E and
Douglas R H (1982). The use of radioreceptor assay for the detection
of pregnancy in the mare. Theriogenology 18:431-444.
|
- Burns P J, Kumaresan
and Douglas R H (1981). Plasma oxytocin concentrations in cyclic mares
and sexually aroused stallions. Theriogenology. 16: 531-539.
|
- Burns P J ,et
al and Douglas R H (1981) . Effects of season age, and increased photoperiod
on reproductive hormone concentrations and testicular diameters in
thoroughbred stallions. Eq. Vet Sci. 4: 202-208.
|
- Burns P J and
Douglas R H (1981). Effects of a single injection of GnRH or equine
pituitary extract on plasma LH and FSH concentrations in stallions.
Eq. Vet. Sci. 4:281-283.
|
- Burns P J and
Douglas R H (1981). Reproductive hormone concentrations in stallions
with breeding problems : Case studies. Eq. Vet. Sci. 5: 40-42.
|
- Burns P J and
Douglas R H (1981). Effects of daily administration of estradiol-17B
on follicular growth, ovulation and plasma hormones in mares, Biol.
Reprod. 24:1026-1031.
|
- Douglas R H
(1982). Some aspects of equine embryo transfer. J. Reprod. Fert.
, Suppl. 32:405-408.
|
- Douglas R H
and Ginther O J (1976). Effects of repeated daily injections of prostaglandin
F2a on ovaries in mares. Prostaglandins 12:881-894.
|
- Douglas R H,
Del Campo M R, and Ginther O J.(1976). Luteolysis following carotid
or ovarian arterial injection of prostaglandin F2a in mares. Biol.
Reprod. 14:473-477.
|
- Douglas R H
(1979) . Review of induction of superovulation and embryo transfer
in the equine. Theriogenology 11:33-46.
|
- Douglas R H
(1976). Progesterone and estradiol in cerebrospinal fluid. J. Anim.
Sci. 43: Abstract 277.
|
- Bailey V E and
Douglas R H. (1977). Induction of ovulation in seasonally-anovulatory
mares with GnRh. Ann. Meet. Amer. Soc. Anim. Sci. , Madison,
Wisconsin. Abstract 336.
|
- Allen R G and
Douglas R H (1978). Luteinizing hormone levels in the cerebrospinal
fluid of mares: reflection of ovarian status. Ann. Meet. Amer.
Soc. Anim. Sci. East Lansing, Michigan.
|
- Woodley S L
, Burns P J, Douglas R H and Oxender W D(1979). Prolonged interovulatory
interval after oestradiol treatment in mares. J. Reprod. Fert.
, Suppl. 27:205-209.
|
- Squires E L,
Douglas R H, Steffenhagen W P and Ginther O J (1974). Ovarian changes
during estrous cycle and pregnancy in mares. J. Anim. Sci.
38:330-338.
|
- Holtan D W,
Douglas R H and Ginther O J (1977). Estrus, ovulation and conception
following synchronization with progesterone, prostaglandin F2a and
human chorionic gonadotropin in pony mares. J. Anim. Sci. 44:431-437.
|
- Holtan D W,
Douglas R H and Ginther O J (1974). Ovulation control in mares with
progesterone or PGF2a. J. Anim. Sci. 39:211.
|
- Hershman L and
Douglas R H (1979). The critical period for the maternal recognition
of pregnancy in pony mares. J. Reprod. Fert. , Suppl. 27:395-401.
|
- Douglas R H
and Ginther O J (1976). Concentrations of prostaglandin F in uterine
venous plasma of anesthetized mares during the estrous cycle and early
pregnancy. Prostaglandins 11:251-260.
|
- Douglas R H
and Ginther O J (1975). Development of the equine fetus and placenta.
J. Reprod. Fert. , Suppl. 23:503-505.
|
- Douglas R H
, Nuti L and Ginther O J (1974). Induction of ovulation and multiple
ovulation in seasonally-anovulatory mares with equine pituitary fractions.
Theriogenology 2:133-142.
|
- Douglas R H
and Ginther O J(1973). Effect of prostaglandin F2a in ewes and pony
mares. J. Anim. Sci. 37:308.
|
- Douglas R H
, Squires E L and Ginther O J (1974). Induction of abortion in mares
with prostaglandin F2a. J. Ani. Sci. 39:404-407.
|
- Douglas R H
and Ginther O J (1975). Effects of prostaglandin F2a on estrous cycle
or corpus luteum in mares and gilts. J. Ani. Sci. 40:518-522.
|
- Douglas R H
and Ginther O J(1975). Route of prostaglandin F2a injection and luteolysis
in mares. Proc. Soc. Exp. Biol. Med. 148:263-269.
|
- Douglas R H
and Ginther O J (1973). Luteolysis following a single injection of
prostaglandin F2a in sheep. J Animal Sci. 37: 990-993.
|
- Douglas R H
and Ginther O J (1972) . Effect of prostaglandin F2a on length of
diestrus in mares. Prostaglandins.2: 265-268.
|
