Talk:Paper - The histology and cytology of the human and monkey placenta

From Embryology

CONTENTS Material and methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337

Introductory considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A 338

1. The trophoblastz definitions and ter1ninol0g§' . . . . . . . . . . . . T . . . . . . . . . 339

2. Prefatory remarks on the functions of the trophohlast . . . . . . . . . . . . . . 341

3. The early differentiatioii and growth of the trophoblast . . . . . . . . . . .. 342 4. The relationship of the cytotrophoblast to the syncytial trephoblast. . . . 342 5. The relationship of the cytotroplioblast to the primary mesoderm and and angiogenesis . . . . . . . . . . . . . . . . . . . . . . . A . . . . . . . . . . . . . . . . . . . . T . . 344 The syneytial trnphoblast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345 1. The outer surface of the syneytium, including the occurrence of a so— called brush~border . . . . . . . . . . . . . . , . . . . . . . . . . . . . , . . . . . . . . . . . . . . . . 346 2. The foamy, laclinar, vacuolated and Vesicular appearances of the sync-.ytiu111 . . . . . . . . . . . . . . . . . . . . T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355 3. Consideration of the genesis and significance of the various types of va.euolization encountered in the syneytium . . . . . . . . . . . .‘ . . . . . . . . . . . . 359 4. The pliagocytic properties of the syneytium . . . . . . . . . . . . . . . . . . . . . . . . 363 5. The presence of lipoid droplets in the syncytium . . . . . . . . . . . . . . . . . . . . 364 6. The presence of ketones in the syncytium . . . . . . . . . . . . . . . . . . . . . . . . . . 365

335 G. B. VVISLOCKI AND H. S. BENNETT

7. The nature of the lipoid droplets in the syncytium . . . . . . . . . . . . . . . . . . 367

8. The presence of mitochondria in the syncytium . . . . . . . . . . , . . . . . . . . . 375

9. The Golgi. apparatus of the syncytium . . . . . . . . . . . . . . . . . . . . . . . . . . . . 378

10. The inner surface of the syncytium . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 378

11. The syncytium of normal villa at term . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382

The cytotrophoblast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - \ . . . . . . . . . . . . . , . . . 386

1. The cha1'a.cteristic.s of the Langhans cells . . . . . . . . . . . . . . . . . . . . . . . . . . 386 2. The cvytotrophoblast of the cell columns and the ti-ophoblastic shell . . . . 389

The trophoblastic shell and the junctional zone . . . . . . . . . . . . . . . . . . . . 391

4. The decidua . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 394 5. On the nature and genesis of the interstitial matrix associated with the cytotrophoblast. The question of ‘ ‘fibrinoid’ ’ . . . . . . . . . . . . . . . . . . . . 395

On the possible sites of fdi-mation of placental hormones . . . . . . . . . . . . . . . . . . 406

Remarks on the nature of the placental barrier . . . . . . . . . . . . . . . . . . , . . . . . 411

Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415

Literature . . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 418