1. Microtubule arrays during mitosis in monoplastidic root tip cells ofIsoetes

   • A. L. Cleary
   • R. C. Brown
   • B. E. Lemmon

   OriginalPaper Pages: 123 - 133

2. Identification of human milk α-lactalbumin as a cell growth inhibitor

   • M. P. Thompson
   • H. M. Farrell Jr.
   • Mozeena Bano

   OriginalPaper Pages: 134 - 144

3. Histochemical localization of nucleoside triphosphatase activity in assimilate conducting plant tissue

   • W. Eschrich
   • J. Fromm
   • R. F. Evert

   OriginalPaper Pages: 145 - 151

4. RNA synthesis in the embryo suspensor ofPhaseolus coccineus at two stages of embryogenesis, and the effect of supplied gibberellic acid

   • L. M. C. Forino
   • A. M. Tagliasacchi
   • P. G. Cionini

   OriginalPaper Pages: 152 - 158

5. The ethylene action in the development of cellular slime molds: an analogy to higher plants

   • A. Amagai
   • Y. Maeda

   OriginalPaper Pages: 159 - 168

6. Biphasic response of human polymorphonuclear leucocytes and keratinocytes (epitheliocytes) fromXenopus laevis to mechanical stimulation

   • W. Korohoda
   • Monika Vöth
   • J. Bereiter-Hahn

   OriginalPaper Pages: 169 - 174

7. Further investigations on the functional role of two nuclear bodies in onion cells

   • M. Martín
   • S. Moreno Díaz de la Espina
   • F. J. Medina

   OriginalPaper Pages: 175 - 182

8. Pollen development in orchids 4. Cytoskeleton and ultrastructure of the unequal pollen mitosis inPhalaenopsis

   • R. C. Brown
   • B. E. Lemmon

   OriginalPaper Pages: 183 - 192

9. Relationship of actin organization to growth in the two forms of the dimorphic yeastCandida tropicalis

   • Hiromi Kobori
   • Mamiko Sato
   • Masako Osumi

   OriginalPaper Pages: 193 - 204

10. Changes during development in the permeability of sclerotia ofSclerotinia minor to an apoplastic tracer

    • Nicola Young
    • Anne E. Ashford

    OriginalPaper Pages: 205 - 214

11. Ultrastructure of freeze-substituted pollen tubes ofLilium longiflorum

    • Susan A. Lancelle
    • P. K. Hepler

    OriginalPaper Pages: 215 - 230

12. Microtubules in pollen tube subprotoplasts: organization during protoplast formation and protoplast outgrowth

    • T. L. M. Rutten
    • J. Derksen

    OriginalPaper Pages: 231 - 237

13. ATP-induced budding of nuclear envelope in vitro

    • L. Hellgren
    • D. J. Morré

    Rapid Communication Pages: 238 - 242