1. Murine fibrosarcoma clone established in defined medium

   • Hideomi Watanabe
   • Masaki Chigira
   • Satoru Arita

   Letter To The Editor Pages: 267 - 269

2. Malignant transformation of human keratinocytes during adaptation to autotrophy

   • Miroslav Hill
   • Régine Mariage-Samson
   • Jana Hillova

   Letter To The Editor Pages: 270 - 272

3. Percoll centrifugation eliminates mold contaminants from cell cultures

   • Patricia A. Kruk
   • Nelly Auersperg

   Letter To The Editor Pages: 273 - 276

4. Cell line GM-4390 deficient in lysosomalα-galactosidase activity

   • Christine R. Kaneski
   • Katherine L. Oliver
   • Jane M. Quirk

   Letter To The Editor Pages: 277 - 278

5. Spontaneous development of functionally active long-term monocytelike cell lines from channel catfish

   • Abbe N. Vallejo
   • Catherine F. Ellsaesser
   • L. William Clem

   Regular Papers Pages: 279 - 286

6. Effects of aging in vitro on intracellular proteolysis in cultured rabbit lens epithelial cells in the presence and absence of serum

   • Allen Taylor
   • Joseph J. Berger
   • Antoinette Zuliani

   Regular Papers Pages: 287 - 292

7. Iron absorption by intestinal epithelial cells: 1. CaCo2 cells cultivated in serum-free medium, on polyethyleneterephthalate microporous membranes, as an in vitro model

   • Christine Halleux
   • Yves-Jacques Schneider

   Regular Papers Pages: 293 - 302

8. Preparation of fibroblast-free cytotrophoblast cultures utilizing differential expression of the CD9 antigen

   • Donald W. Morrish
   • Andrew R. E. Shaw
   • Maria Teresa Paras

   Regular Papers Pages: 303 - 306

9. Effect of anticoagulants in vitro on the viability of lymphocytes and content of free fatty acids in plasma

   • Ami Klein
   • Sharon Ramcharitar
   • Aaron Malkin

   Regular Papers Pages: 307 - 311

10. A comparison of primary cultures of rat cerebral microvascular endothelial cells to rat aortic endothelial cells

    • Ellen L. Gordon
    • Per E. Danielsson
    • H. Richard Winn

    Regular Papers Pages: 312 - 326

11. Intracellular mechanisms involved in basement membrane induced blood vessel differentiation in vitro

    • Derrick S. Grant
    • Peter I. Lelkes
    • Hynda K. Kleinman

    Regular Papers Pages: 327 - 336

12. Hiv infection of human gastrointestinal submucosal cells: An in vitro model that mimics kaposi’s sarcoma

    • Mary Pat Moyer
    • Adolph Ramirez
    • Miguel S. McKee-Suarez

    Rapid Communications In Cell Biology Pages: 337 - 344