Theriogenology CONTENTS July 1993, Volume 40, Number 1 EQUINE FETAL KINETICS: PRESENTATION AND LOCATION O.J. Ginther and P.G. GFiffin. ccccccccccccccccccccccccccccet UTERINE TRANSPORT OF PROSTAGLANDIN E.-RELEASING SIMULATED EMBRYONIC VESICLES IN MARES D.K. Vanderwall, G.L. Woods, J.A. Weber and A.B. Lichtenwalmer......ccccccsccccsccces OVARIAN FOLLICLES, OVULATIONS AND PROGESTERONE CONCENTRATIONS IN AGED VERSUS YOUNG MARES D.K. Vanderwall, G.L. Woods, D.A. Freeman, J.A. Weber, R.W. Rock and D.F. Tester..... PELVIC GROWTH, CALF BIRTH WEIGHT AND DYSTOCIA IN HOLSTEIN x HEREFORD HEIFERS -D. Gaines, D. Peschel, R.G. Kauffman, -M. Schaefer, G. Badtram, J. Kumi-Diaka, -K. Clayton and G. Milliken EFFECT OF DIETARY ENEGY ON GROWTH AND REPRODUCTIVE CHARACTERISTICS OF ANGUS AND SENEPOL BULLS DURING SUMMER FLORIDA C.C. Chase, Jr., and R.D. Randel BOVINE PARTHENOGENETIC BLASTOCYSTS FOLLOWING IN MATURATION AND OOCYTE ACTIVATION WITH ETHENOL A. Minamihashi, A.J. Watson, P.H. Watson, R.B. Church and G.A. Schultz....... EFFECT OF SERVICE ON ESTRUS DURATION J.E. Romano..... AGE AT PUBERTY, OVULATION RATE, UTERINE LENGTH, PRENATAL SURVIVAL AND LITTER SIZE IN CHINESE MEISHAN AND YORKSHIRE FEMALES B.R. White, - McLaren, P.J. Dziuk and M.B. Wheeler SUPEROVULATORY RESPONSES IN DAIRY COWS FOLLOWIN )F THE DOMINANT FOLLICLE OF THE FIRST WAVE R. Rajamahendran and M.D. Calder.... COMPARISON OF TWO DOSAGES OF PROSTAGLANDIN F2 alpha ON CANINE UTERINE MOTILITY L.G. Wheaton and D.D. Barbee... .ccccccccccccsssescssccesetil VITRIFICATION OF MOUSE OOCYTES AND EMBRYOS AT VARIOUS STAGES OF DEVELOPMENT IN AN ETHYLENE GLYCOL-BASED SOLUTION BY A SIMPLE METHOD T. Miyake, M. S.E. Zhu, Sakurai and T. Machida RELATIONSHIP BETWEEN PROGESTERONE AND ESTRADIOL CONTENTS OF FOLLICULAR FLUID AND THE MORPHOLOGICAL APPEARANCE OF GRANULOSA CELLS OF FOLLICLES COEXISTING WITH CORPORA LUTEA IN BOVINE OVARIES M. Takagi, T. Tsukihara, Y. Nishikata and T. Suzuki......135 ROLE OF PROTEIN SUPPLEMENTS IN THE CULTURE OF MOUSE EMBRYOS S. Natsuyama, Y. Noda, K. Narimoto and T. A DYSTOCIA AND CAESAREAN SECTION MODEL TO CHARACTERIZE UTEROPLACENTAL PROSTAGLANDIN CONCENTRATIONS ASSOCIATED WITH RETAINED PLACENTA IN DAIRY CATTLE W. Heuwieser, E. Grunert and 1].-O. Hoppen........ 1300 Theriogenology RHEOLOGICAL PROPERTIES OF THE ANTERIOR VAGINAL FLUID FROM SUPEROVUALTED DAIRY HEIFERS AT ESTRUS F. Lopez-Gatius, J. Miro, I. Sebastian, A. Ibarz and J. Labernia......eesceeees A COMPARISON OF HORMONE LEVELS IN FOLLICLE-LUTEIN-CYSTS AND IN NORMAL BOVINE OVARIAN FOLLICLES R. Einspanier, H. Schuster and D. Schams THE SENSITIVITY, SPECIFICITY AND PREDICTIVE VALUE OF MEASURING CALCIUM CARBONATE IN MARES' PREPARTUM MAMMARY SECRETIONS W.B. Ley, J.M. Bowen, B.J. Purswell, M. and K. Greive-Crandell.... A RETROSPECTIVE ANALYSIS OF THE EFFECT OF PROSTAGLANDIN F2 alpha ON CONCEPTION RATES IN COMMERCIAL DAIRY HERDS L.W. Strelow. AN ASSESSMENT OF SPERM MOTILITY ESTIMATION RAMS S. Weirzbowski and W. EFFECTS OF SEVERE CHRONIC SCROTAL Dermatoph (KIRCHI) INFECTION ON SEMEN CHARACTERISTIC CROSSBRED BULLS AND EFFECT OF LONG-ACTING CHEMOTHERAPY V.O. Sekoni August 1993, EFFECT OF ESTRADIOL VALERATE ON OVARIAN OF FOLLICULAR WAVES AND CIRCULATING GON G.A. Bo, G.P. Adams, L.F. Nasser, and R.J. Mapletoft..cccccccccccccccccsccssessesssesesessse a EQUINE FETAL KINETICS: ALLANTOIC-FLUID SHIFTS AN UTERINE-HORN CLOSURES O.J. Ginther DICYLGLYCEROL-ENHANCED ELECTRICAL ACTIVATION OF OOCYTES MATURED IN VITRO R.A. Schoenbeck, S 5, L.F. Rickord T.T. Stumpf, S.L \ ME RS. Prathner..ccccccccccsceds RELATIONSHIP OF SPERM MIGRATION IN ANTERIOR VA AND EMBRYO QUALITY IN SUPEROVULATED DAIRY HETI P. Lopez-GatiuS...ccccccccccccses THE RELATIONSHIP BETWEEN RAM BREEDING CAPACITY AND FERTILITY R.J. Kilgour THE EFFECTS OF SUBNUTRITION ON THE COMPONENTS UTERUS IN THE DOE A.U. Mani, E.D. Watson and W.A.C. McKelvey DETERMINATION OF EARLY PREGNANCY IN EWES UTILIZING TRANSRECTAL ULTRASONOGRAPHY F.N. Schrick and E.K. Inskeep USE OF PREGNANCY-SPECIFIC PROTEIN-B AND ESTRONE SULFATE FOR DETERMINATION OF PREGNANCY ON DAY 49 IN FALLOW DEER (Dama da C. Wilker, B. Ball, T. Reimers, G. Sasser, M. Brunner, B. Alexander and M. Giaquinto THE EFFECTS OF ONCE OR TWICE DAILY INJECTIONS SUPEROVULATORY RESPONSE IN HEIFERS J.H. Walsh, R. Mantovani, R.T. Duby, E.W. Overstrom, J.R. Dobrinsky, W.J. Enright, -F. Roche and M.P. Boland Theriogenology CONNEXIN43 AND GAP JUNCTION CONTENT IN THE PORCINE MYOMETRIUM DURING THE ESTROUS CYCLE G. Thilander, G.J. King and R.E. Garfield.......eeeeeee02323 A SIMPLE AND RAPID METHOD FOR CRYOPRESERVATION OF MOUSE 2-CELL EMBRYOS BY VITRIFICATION: BENEFICIAL EFFECT OF SUCROSE AND RAFFINOSFE ON THEIR CRYOSURVIVAL RATE N. Tada, M. Sato, E. Amann and S. Ogawa........-. TESTICULAR, SEMEN AND BLOOD PARAMETERS IN ADAPTED AND NONADAPTED Bos taurus BULLS IN THE SEMI-ARID TROPICS S. Wildeus and A.C. Hammond.. HYPOXANTHINE PHOSPHORIBOSYLTRANSFERASE ACTIVITY IN BOVINE EMBYROS DURING THE EARLY EMBRYONIC DEVELOPMENT M. Kita and H. Imai UTERINE INVOLUTION AND OVARIAN CHANGES DURING EARLY POST PARTUM IN AUTUMN-LAMBING CORRIEDALE EWES E. Rubinanes and R. Ungerfield OF REAL-TIME ULTRASOUND TO IDENTIFY MULTIPLE FETUSES F CATTLE Davis and G.K. Haibel. ULTRASTRUCTURAL ABNORMALITIES OF BOAR SPERMATOZOA S. Bonet, M. Briz and A. Fradera..... FOR EVALUATING BOAR NUMBER, PREGNANCY C LE Rowan, I Kippax and P. Humblot....... 411 'RIFICATION OF BOVINE EMBRYOS IN A MIXTURE OF ETHYLENE » AND DIMETHYL SULFOXIDE Ishimori, K. Saeki, M. Inai, Y. Nagao, Itasaka, Y. Miki, N. Seike and H. Kainuma... CESAREAN SECTION IN IRAQI AWASSI EWES: A CASE STUDY A..F. Majeed, M.B. Taha and O.1. AZAaWi......e0- September 1993, Number 3 AMPLIFICATION OF THE SRY GENE ALLOWS IDENTIFICATION SEX OF MOUSE PREIMPLANTATION EMBRYOS EFFECTS ON REPRODUCTION OF ESTROUS CYCLE VARIATIONS, RECTAL TEMPERATURES AND LIVEWEIGHTS IN MATED BRAHMAN CROSS HEIFERS R.G. Holroyd, K.W. Entwistle and R.K. Shepherd...........453 PROGESTERONE AND ESTRADIOL IN BIODEGRADABLE MICROSPHERES FOR CONTROL OR ESTRUS AND OVULATION IN MARES D.J. Jasko, M.E. Farlin, H. Hutchinson, D.M. Moran, E.L. Squires and P.J. Burns. COMPARISON OF DIFFERENT EXTENDERS FOR THE CRYOPRESERVATION OF ATLANTIC SALMON SPERMATOZOA R.K. Gallant, G.F. Richardson and M.A. MCNiven......--. A SIMPLIFIED LAPAROSCOPY TECHNIQUE FOR REPEATED OVARIAN OBSERVATION IN THE WATER BUFFALO (Bubalus bubalis) J.D. Ambrose, R.S. Manik, S.K. Singla and M.L. Madan.. REPRODUCTIVE PERFORMANCE OF BEEF HEIFERS: EFFECTS OF VULVO-VAGINITIS, Ureaplasma diversum AND PREBREEDING ANTIBIOTIC ADMINISTRATION D.O. Rae, P.J. Chenoweth, M.B. Brown, P.C. Genho, S.A. Moore and K.E. [email protected] 1302 Theriogenology PRODUCTION OF GERM LINE CHIMERA BY TRANSFER OF PRIMORDIAL GERM CELLS IN THE DOMESTIC CHICKEN (Gallus domesticus) A. Tajima, M. Naito, Y. Yasuda and T. Kuwana.......++++++509 EFFECT OF GROWTH FACTORS ON MORULA AND BLASTOCYST DEVELOPMENT OF IN VITRO MATURED AND IN VITRO FERTILIZED BOVINE OOCYTES B.K. Yang, X. Yang and RR. H. FOOte...ccweccccscsesvvseseeedal ISOLATION OF BOVINE HERPESVIRUS-1 (BHV-1) AND BOVINE VIRAL DIARRHEA VIRUS (BVDV) IN ASSOCIATION WITH THE IN VITRO PRODUCTION OF BOVINE EMBRYOS A. Bielanski, K.S. Loewen, M.R. Del Campo, M.A. Sirard, and S. Willadsen........... SPERM CONCENTRATION INFLUENCES FERTILIZATION AND MALE PRONUCLEAR FORMATION IN VITRO IN PIGS P. Coy, E. Martinez, S. Ruiz, J.M. Vazquez, J. Roca and C. Matas EVALUATION OF BOAR SPERMATOZOA PENETRATING CAPACITY PIG OOCYTES AT THE GERMINAL VESICLE STAGE E. Martinez, J.M. Vazquez, P. Coy and J USE OF A VAGINAL MUCUS IMPEDANCE METER SOW S.E. Kitwood, C.J.C. Phillips and EFFECTS OF WORK [ Tr ON PROGES LUTEAL PHASES iD JLATIONS WITHOUT CROSSBRED DAIRY E. Zerbini, and R. Francesch EFFECTS OF DIETS CONTAINING GOSSYPOL FUNCTION AND FERTIL Y N PREPUBERTAL M.D. Gambill « -D. Humphrey CT OF GLUCOSE LEVELS DURING THE IN VITR CULTUR IN SYNTHETIC OVIDUCT FLUID MEDIUM ON IN VITR DEVELOPMENT BOVINE OOCYTES MATURED AND FERTILIZED IN K. Matsuyama, H. Miyakoshi and Y. EFFECTS OF HORMONAL MANIPULAITON ON THE RE POSTPARTUM REPRODUCTIVE ACTIVITY IN TEXEL S.N.M. Mandiki, J.L. Bister and SYNCHRONIZATION OF ESTRUS IN GOATS: THE RELATIONS! BETWEEN TIME OF OCCURRENCE OF ESTRUS AND FERTILITY ARTIFICIAL INSEMINATION G. Baril, B. Leboeuf and J. Saumande. THE EFFECTS OF GOSSYPOL IN COTTONSEED MEAL ON PERFORMANCE AND ON HEMATOLOGICAL AND SEMEN TRAITS N POSTPUBERTAL BRAHMAN BULLS C.A. Risco, P.J. Chenoweth, R.E. Larsen, J. Velez, N. Shaw, T. Tran and C.C. Chase, TOTAL CHOLESTEROL CONCENTRATION IN RELATION TO SUPEROVULATORY RESPONSES IN CROSSBRED COWS M. Balakrishnan, B.V. Bhaskar, G.P. Chinnaiya, V.K. Arora, A. Ramu and P.A. SArMa....ceescecces e PREGNANCY RATE AND SURVIVAL IN CULTURE OF IN VITRO FERTILIZED BOVINE EMBRYOS FROZEN IN VARIOUS CRYOPROTECTANTS AND THAWE USING A ONE-STEP SYSTEM T. Suzuki, M. Takagi, M. Yamamoto, S. Saha, H. Sakakibara and M. Theriogenology October 1993, Number 4 HYPOTHALAMIC PROOPIOMELANOCORTIN mRNA LEVELS IN SUCKLED OR NONSUCKLED BEEF COWS: A PRELIMINARY STUDY D.J. Byerley, C.S. Whisnant, R. Dean and T.E. Kiser......661 TEMPORAL PATTERNS OF SECRETION OF PORCINE UTERINE SUPPRESSOR AND STIMULATORY MACROMOLECULES B.C. Segerson and F.C. Gunebett.cccccccccccccecessesceosccOO9 METHODS FOR PRODUCING TRANSGENIC BOVINE EMBRYOS FROM IN VITRO MATURED AND FERTILIZED OOCYTES W.K. Thomas, A. Schnieke and G.E. Seidel, Jr....seeeeee+6e7 9 OVIDUCTAL AND UTERINE INFLUENCE ON THE DEVELOPMENT OF DAY-2 EQUINE EMBRYOS IN VIVO AND IN VITRO J.A. Weber, G.L. Woods, D.A. Freeman and D.K. Vanderwall....... TRANSFORMING GROWTH FACTOR-BETA-1 REGULATED DIFFERENTIATION 9F PORCINE GRANULOSA CELLS IN VITRO W.Y¥. Chang, H. Ohmura, S.K. Kulp and Y.C. Lin... OVARIAN SUPERSTIMULATORY RESPONSE RELATIVE TO FOLLICULAR WAVE EMERGENCE IN HEIFERS L.F. Nasser, G.P. Adams, G.A. Bo and R.J. Mapletoft...... COMPUTER-ASSISTED SPERM ANALYSIS OF CANINE SPERMATOZOA MOTILITY MEASUREMENTS J. Ellington, J. Scarlett, V. Meyers-Wallen, H.O Mohammed and V. Surman ° ° PUBERTAL DEVELOPMENT OF RAM LAMBS: PHYSICAL AND ENDOCRINOLOGICAL TRAITS IN COMBINATION AS INDICES POSTPUBERTAL REPRODUCTIVE FUNCTION T.A. Yarney and L.M. Sanford EFFECTIVENESS OF PROSTAGLANDIN F2alpha N THE INITIAL TREATMENT OF BOVINE OVARIAN CYSTS P.M. Chavatte, L.F. Archibald, T. Tran and D. Sumrall INTRAUTERINE INJECTION OF RECOMBINANT OVINE EXTENDS THE INTERESTROUS INTERVAL IN SHEEP T.L. Ott, G. Van Heeke, C.E. Hostetler, T.K J.J. Olmstead, H.M. Johnson and F.W. Bazer IN VIVO AND IN VITRO SURVIVAL OF GOAT EMBRYOS AFTER WITH ETHYLENE GLYCOL OR GLYCEROL FPF. Le Gal, G. Baril, J.C. Vallet and B. LeBoeuf.......... 771 IN VITRO CULTURE OF SILVER FOX EMBRYOS H. Lindeberg, L. Jalkanen and R. Savolainen.. DEVELOPMENT OF A COMBINED NEW MECHANICAL AND ENZYMATIC METHOD FOR THE ISOLATION OF INTACT PREANTRAL FOLLICLES FROM FETAL, CALF AND ADULT BOVINE OVARIES J.R. Figueiredo, S.C.J. Hulshof, R. Van den Hurk, F.J. Ectors, R.S. Fontes, B. Nusgens, M.M. Bevers and J.F. Beckers...... DEVELOPMENTAL CAPACITY OF BOVINE OOCYTES CRYOPROTECTANTS T. Otoi, S. Tachikawa, S. Kondo and T. ELEVATED INHIBIN CONCENTRATION IN THE FOLLICULAR FLUID DAIRY COWS WITH CHRONIC CYSTIC OVARIAN DISEASE S. Roberge, J.L. Brown and J.J. Reeves....... ULTRASONIC MEASUREMENT OF CANINE TESTES B.E. Eilts, D.B. Williams and E.B. Moser........ 1304 Theriogenology INFLUENCE OF CULTURE MEDIUM AND PROTEIN SUPPLEMENTATION ON IN VITRO OOCYTE MATURATION AND FERTILIZATION IN THE DOMESTIC CAT L.A. Johnston, A.M. Donoghue, S.J. O'Brien and DB. WAL. cocccccccccccccccesecesecoescceceses EFFECT OF NATURAL ANTIOXIDANTS ON FROZEN BOVINE SEMEN PRESERVATION M.T. Beconi, C.R. Francia, and M.A. Affranchino. A GLOBOSUS AMORPHUS FROM AN IN VITRO FERTILIZED EMBRYO TRANSFERRED TO A JAPANESE BLACK COW S. Kamimura, S. Enomoto, K. Goto and K. Hamana INSENSITIVITY OF DISPERSED CAPRINE LUTEAL BETA-ADRENERGIC AGONISTS AND OTHER PUTATIVE SUBSTANCES J.H. Payne, T. Nicholson and R.G. Cooke LUTEAL FUNCTION AND BL ST DEVELOPEMENT FOLLOWING TREATMENT 2-alpha AND H. Cardenas, K.E. cClure and W.F. ESTRUS AND PR N Y RATE OF DAIRY COWS DOSES Fr ROSTAGLANDIN F2 ALPHA 8 OR 24 F 1d Risco, P. Chavatte and J. Elliot November 1993, Number EFFECT OF ANTIBIOT STALLION SPERMATOZOA f Jask S.J Ay) FERTILITY LHRH-INDUCED SUPEROVU B.A. Akinlosotu JIAGNOSIS OF PREGNANCY PREGNANCY-SPECIFIC PR J.C. Haigh, W.J. Dalton, CaU LA DYNAMIC PRIOR T B. Purwantarca, M. Schmidt, SONTAMINATION OF REAGENTS Hilgers and THE CO-CULTURE OF CUMULUS-ENCLOSED BOVI HEMI-SECTIONS OF FOLLICLES: EFFECTS ON M.A. Sirard and K. Coenen. DIMETHYL-ACETAMIDE AS A CRYOPROTECTANT SPERMATOZOA M.A. McNiven, R.K. Gallant and G.F. EFFECTS OF F MEDIUM ON IN VITR -NETRATION F CUMULU I CUMULUS-FREE BOVINE OOCYTES MATURED IN CUI P. Tajix, K. Niwa and T. Murase. IN VITRO MATURATION OF EQUINE OOCYTES COLLI ASPIRATION AND BY THE SLICING OF OVARIES ¥.H. Choi, S. Hochi, J. Braun, K. Sa CHARACTERISTICS AND ZONA BINDING ABILITY DOMESTIC CAT EPIDIDYMAL SPERMATOZOA K.L. Goodrowe and M Theriogenology THE EFFECT OF HIGH AND LOW DOSE Theileria parva INFECTION ON THE REPRODUCTIVE FUNCTION OF BORAN/PRIESIAN HEIFERS R.M. Rumberia, R.M. Eley, A.S. Young, A.C. Rowland and B.D. WOtsORe cccccccccccccccccceccccccceeDI? PUBERTAL TRAITS AND SEASONAL VARIATION OF THE SEXUAL ACTIVITY IN BRAHMAN, HEREFORD AND CROSSBRED HEIFERS C. Mezzadra, A. Homse, D. Sampedro and R. Alberio........ DISTRIBUTION OF BHV1 IN FRACTIONS OF SEMEN FROM A NATURALLY INFECTED BULL C. Guerin, T. Harlay, B. Guerin and M. Thibier THE EFFCT OF A DEPOT INJECTION OF RECOMBINANT BOVINE SOMATOTROPIN ON FOLLICULAR DEVELOPMENT AND EMBRYO YIELD IN SUPEROVULATED HOLSTEIN HEIFERS L.F. Kuehner, D. Rieger, Walton, X. Zhao and W.H. Johnson EFFECT OF BOVINE SOMATOTROPIN ON REPRODUCTIVE FUNCTION IN LACTATING DAIRY COWS D.F. Waterman, W.J. Silvia, R.W. Hemken, G. Heersche, Jr., T.S. Swenson and R.G. Eggert EFFECTS OF NON-STEROIDAL ANTI-INFLAMMATORY DRUGS IN THE MATURATION AND FERTILIZATION MEDIA ON BOVINE OOCYTES A. Krogenaes, E. Ropstad and A.L. Hafne.....ceeccecevecs 1029 USING HORMONE-TREATED PREGNANT COWS AS A POTENTIAL SOURCE OF OOCYTES FOR IW VITRO FERTILIZATION D.P. Ryan, E.G. Blakewood, W.F. Swanson, H. Rodriguez and R.A. THE ACCESSORY SPERM COUNT IS RELATE) TO EARLY EMBRYONIC DIVERSITY IN PIGS N.M. Soede and B. KEMP... .ccccccccccccccesscssscsesesecss 1057 ADJUSTED 200-DAY SCROTAL SIZE AS A PREDICTOR OF 365-DAY SCROTAL CIRCUMFERENCE P.H. Coe and C.D. Gibson NCE OF DELAYED OVULATION IN HOLSTEIN HEIFERS ON FERTILITY AND EARLY LUTEAL FUNCTION Hernandez-Ceron, L. Zarco and V. Lima-Tamayo CHARACTERIZATION OF SEMINAL PLASMA PROTEINS AND SPERM PROTEINS IN EJACULATES FROM NORMOSPERMIC BULLS AND BULLS WITH THERMALLY-INDUCED TESTICULAR DEGENERATION D.F. Wolfe, J.T. Bradley and M.G. Riddell PHENOTYPIC FEMINIZATION IN A GENETIC MALE DOG CAUSED BY NONFUNCTIONAL ANDROGEN RECEPTORS A.f. Peter, D. MackwelGer and E.R. ASGMecccccccvcescccse 1093 December 1993, Number 6 EQUINE ANTISPERM ANTIBODIES (EASA): PRELIMINARY STUDY OF THE CLINICAL RESPONSE FOLLOWING BREEDING IN IMMUNIZED MARES G.J. Cc. Lee, H.W. Momont and H.S. AN ENZYME-LINKED IMMUNOSORBENT ASSAY (ELISA) DETECTION OF ANTISPERM ANTIBODIES IN HORSE SER Sc. Lee, G.J. Nie, H.S. Joo and H. ULTRASONIC FETAL GENDER DIAGNOSES DURING MONTHS 5 TO 11 IN MARES S. Curran and 0O.J. Ginther..... 1306 Theriogenology SYNCHRONOUS FLUCTUATIONS OF LH AND FSH IN PLASMA SAMPLES COLLECTED DAILY DURING THE ESTROUS CYCLE IN MARES D.R. Bergfelt and 0.J. Ginther..... oeeee1137 LOCATION AND STATUS OF EMBRYOS IN THE GENITAL TRACT OF SUPEROVULATED COWS 4 TO 6 DAYS AFTER INSEMINATION A.J. Hackett, R. Durnford, R.J. Mapletoft and G.J. MarcuS........s.. IN VITRO FERTILIZATION OF PIG OOCYTES MATURED IN VITRO M. Betancourt, R. Fierro and D. Ambriz......eeeeeeeeeeeet155 METHODS FOR COLLECTING AND MATURING EQUINE OOCYTES IN VITRO V. Shabpareh, E.L. Squires, G.E. Seidel, Jr. and DoJe JOBRO. ccccccccccccece ° cocccccct16 1 FRACTIONATION OF BOVINE SPERMATOZOA FOR SEX ; \ RAPID IMMUNOMAGNETIC TECHNIQUE TO REMOVE SPERMATOZOA CONTAIN THE H-Y ANTIGEN A.T. Peter, P.P. Jones and J.P. Robinson ECTION OF BUFFALO BULLS: SEXUAL BEHAVIOR EN PRODUCTION AND FERTILITY Ahmad, M. Nazir, N. Ahmad and A COMPARISON OF THREE PACKAGING TECHNIQUES EXTENDERS FOR THE CRYOPRESERVATION OF CANI Thomas, R.E. Larsen, Burns ONG CM. Bae ccccccccccccoscccccccccccecssces 1199 ESTICULAR TEMPERATUR IN MORPHOLOGY =D SPERMATOZOA IN THE BOVINI M. DeJarnette, 1907 SSACKESc ccccccccccccccccceceeses CALVES BY AGGREGATI EMBRYOS WITHOUT ZONAE M. Ooe, M. Yamamot Saha and PLASMA AND UTI E CORTISOL, PROGESTERON: HANGES IN F [ TRI ’ ESTRUS CHARACTERIZATION IN SUPEROVULATED CAT H. Callesen, T. Greve and P. BIOCHEMICAL CHARACTERISTICS OF AMNIOTIC IN LATE GESTATIONAL MARES M.A. Williams, S.S. Wallace, C.A. McCall, A. Guiterrez and EFFECT OF THE CUMULUS ON IN VITRO MATURED OOCYTES J.F. Cox, J. Hormazabal and A. Santa Maria EVALUATION OF DIFFE PERIODS AND DILUENT LEAKAGE AND FERTILIT A.J. Dhami and K.L STRUCTURAL AND VIRAL . T 1 COMPARISONS LONAE PELLUCIDAE FROM PF | R OOCYTES AND DAY-7 aC IVA K.P. Riddell, D.A. Stringfellow, B.W. M.G. Riddell, J.C. Wright and P.K. Ga Theriogenology AUTHOR INDEX (Volume 40). ccccccccccccccccccccscccccccccsccccseatge s SUBJECT IMDEE (Volume 40). ccccccccccsessccevccsesccescccocecetane CONTENTS (Volume 40). ccccccccccccccccccccsccccccccccccccescecate ACKNOWLEDGMENT OF REVIEWERS... ccccccccccccccccescccccccccccceetOr THE FOLLOWING PERSONS, EXCLUDING EDITORIAL BOARD MEMBERS, REVIEWED MANUSCRIPTS FOR THERIOGENOLOGY LAST YEAR. WE WOULD LIKE TO ACKNOWLEDGE THE TREMENDOUS EFFORT PUT FORTH BY OUR REVIEWERS, THEIR HELP WAS GREATLY APPRECIATED. B. ABBITT R L. CARSON JR. DR. G.R. FOXCROFT J. ABBOTT R.EE. CARTEE DR. J.D. GAINES N. ACKERMAN J. Rage PROF DR. C.F. GALL 3.P. ADAMS A.B. CAUDLE DR. C. GALLI L. AINSWORTH P.K. CHAKRABORTY DR. F. GANDOLFI B.A. AKINLOSOTU PI. . CHEMINEAU DR. M. GARCIA-WINDER R.D. ALLRICH Cc -L. CHEN DR. D.L. GARNER AMANN J -R. CHENAULT DR. H.A. GARVERICK ANDERSON R.K. CHRISTENSON DR. R.D. GEISERT ARCHBALD C.J. CHRISTIANS DR. R.O. GILBERT ARCHIBONG D. CHUPIN DR. T. GIMENEZ ARMSTRONG Y. COGNIE DR. S.N. GIRI ASBURY S. COLEMAN DR. R.A. GODKE -J. AULERICH COLEMAN DR. A.K. GOFF AVERY COLLINS DR. K. GOODROWE R.L. AX CONCANNON PROF. I. GORDON N. AYALON COULTER DR. | GOULD BADINGA COX DR. K. GRAHAM BAKST CRABO DR. G. GREENWALD B.A. BALL CRANFIELD GRENHOLM M.A. BARONE CRISMAN GRIEGER A.D. BARTH e RITSE! R GRIMES BARTKE E.S. CRITSER GROSS BARTOL CROSBY GUILBAULT BARBTAOSNR U CRODYA VIS k GUNTHE! _BAVISTER B.N. DAY DR. F GUSTAFSON y BAZER B. DIDION DR. F.C. GWAZDAUSKAS BEAL A. DINNYES DR. -J. HACKETT BECK H. DOBSON PROF.DR. J. HAHN BEEMAN A.M. DONOGHUE DR. D. HALLFORD R - BELL T.G. DUNN DR. C.R.~E. HALNAN D.G. BENNETT B. DURRANT DR. R. HAMMERSTEDT BERGER EAGLESOME DR. D.K. HARDIN J. BETTERIDGE EBERT DR. M.J.K. HARPER -M. BEVERS ~~ - ECKERSALL DR. G.C. HARRIS JR BIELANSKI tem oO EDQVIST DR. J.F. HASLER BLANCHARI is] EILTS DR. -P. HELD S. BOLIN - ELVINGER DR. HESS D.J. BOLT - ESBENSCHADE HEYMAN K.R. BONDI =Mwx ETHER INGTON H.C. HINES BOSC EVANS A HOAGLAND W.T.K. BOSU HOLTAN R. BOWEN - EVENSON HOLTZ BOWEN L. FAHNING »-M.HOPKINS G. BRACKETT FARIN HOPKINS -W. BRANDT W. FARIN HORSTMAN *. BRAUN JR. FAYRER-HOSKINS HOWARLC E.R. BRIDGES FENNESSEY HULET *. BRISTOL . FENWICK HUNT \ BROCK .D. FERGUSON HUNTER BRODII . FIRST P. HURTGEN BROWN >> o. FITZGERALD INGRAHAM BUCKRELI FLOOD INSKEEP BUERGELT FLOYD JASKO -H. FOOTE J.U. JOHNSON FORREST W.A. JOHNSON ZV;S EAZ USAFFUOAODSR vTSEnBREv RoGa zzoa LC.. A. KALJTOEHNNBSAONC H Theriogenology KAMONPATANA O'NEILL SINGH -S. KARABINUS O'NEILL DR. W.L. SINGLETON KEEFER *RAND I SIOPES -Z. KENDALL _S* OBERST DR. ! SIRARD R.M. KENNEY ODDE DR. IROIS R. KING Oeee OeT T DR. SLENNING -O. KLEEMAN OTTOBRE DR. ; SLUSHER -W. KNIGHT OXENDER DR. SLYTER J. KNIGHT PACCAMONTI DI as SMITH KOBAYASHI PARKER i.C. SMITH -I. KOIKE PARKS [ 1.F. SMITH ..R. KRAELING Ym- MPoAaRrRoIaSHn anaD DR SPITZER H. KUROKURA DI. NUEPZATVTUEERUSwODNW ADWDEAON ; -D. LAMBERT DR. A.T. . LeBLANC R.M,. A. LEEDLI R.M LEGUIENNE ML LEIBFRIEI H. LEIPOL >. SHAR J. SHEARER R.K. 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