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Bovine Endometrium

SurfaceEpithelium

Stroma

UterineGland

Uterine Surface

Cilia

Mouth ofUterineGland

Surface

Epithelium

With permission of Editor for Journal of Reproduction and FertilityKing et al. 1981, J. Reprod. Fert. 61:469-474

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TEM of Bovine Conceptus Attachment tothe Uterine Epithelium

Conceptus

UterineGland

UterineSurface

Epithelium

Reproduced with permission of John Wiley & Sons, Inc.Guillomot, M and Guqy, P. (1982) Ultrastructural Features of the CellSurfaces of Uterine and Trophoblastic Epithelia during Embryoattachment in Cow. Anat. Rec. 204:315-322 Copyright © 1982, Wiley-Liss, Inc.

TrophoblasticPapilla

Day 18 Bovine ConceptusPapilla of Trophoblast

Reproduced with permission of John Wiley & Sons, Inc.Guillomot, M and Guqy, P. (1982) Ultrastructural Features of the Cell Surfaces of Uterine and TrophoblasticEpithelia during Embryo attachment in Cow. Anat. Rec. 204:315-322 Copyright © 1982, Wiley-Liss, Inc.

TrophoblasticPapilla

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Microvillus Attachment between Chorion andUterine Surface Epithelium

UterineEpitheliumChorion

Photomicrograph courtesy of Dr. Gordon J. King

Day 27 Bovine Placenta

DevelopingCotyledon

Chorioallantois

Amnionic

Vesicle

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Day 21 Placentome

Chorion

Uterine GlandsCarunclePhotomicrograph courtesy of Dr. Gordon J. King

Day 19 Placental Attachment -Migration of Binucleate Cells

UterineEpithelium

Migrating Binucleate CellChorion

Photomicrograph courtesy of Dr. Gordon J. King

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Day 19 Intercaruncular Placental Attachment

BinucleateCell

UterineEpithelium

Chorion

Photomicrograph courtesy of Dr. Gordon J. King

Day 20 Placentome with MigratingBinucleate Cells

UterineEpithelium

MigratingBinucleate

Cell

MultinucleatedSyncytium

Chorion

Photomicrograph courtesy of Dr. Gordon J. King

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Ovine Placenta

Cotyledon

Chorioallantois

Photograph courtesy of Dr. Fuller W. Bazer

Day 45 Bovine Placenta

Chorioallantois

Cotyledon

Amnion

Photograph courtesy of Dr. Fuller W. Bazer

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Day 77 Bovine Placental Attachment with

Areolus over the Mouth of a Uterine Gland

UterineGland

Areolus

UterineSecretions

Chorion

Photomicrograph courtesy of Dr. Gordon J. King

Bovine Uterine Caruncles (Day 80)

Caruncles

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Bovine Placenta - Day 80

Chorioallantois Cotyledon

Amnion

Bovine Day 80 Fetus

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Placental Vascularity toFetal Cotyledons

AllantoicVessels

Placentome

Photograph courtesy of Dr. Fuller W. Bazer

Placental Vascularity toMaternal Cotyledons

Photograph courtesy of Dr. Fuller W. Bazer

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Day 120 Uterine Caruncles

Day 120 Placenta

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Day 230 Bovine Placentome

MaternalCotyledon

FetalCotyledon

Placentome

Day 250 Intercaruncular Placenta

ChorionicEpithelium

UterineEpithelium

Photomicrograph courtesy of Dr. Gordon J. King

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