1. Pollen biology

   • Dieter Volkmann
   • Maria Isabel Rodriguez

   Editorial Pages: 1 - 1

2. Promoter activity of a putative pollen monosaccharide transporter in Petunia hybrida and characterisation of a transposon insertion mutant

   • D. Garrido
   • J. Busscher
   • A. J. van Tunen

   OriginalPaper 31 August 2006 Pages: 3 - 11

3. Isolation and characterisation of two wheat β-expansin genes expressed during male gametophyte development

   • Y. Jin
   • A. S. Tashpulatov
   • A. Touraev

   OriginalPaper 31 August 2006 Pages: 13 - 19

4. Signalling pathways in pollen germination and tube growth

   • R. Malhó
   • Q. Liu
   • A. Dinis

   OriginalPaper 31 August 2006 Pages: 21 - 30

5. The extracellular pollen coat in members of the Brassicaceae: composition, biosynthesis, and functions in pollination

   • D. J. Murphy

   OriginalPaper 31 August 2006 Pages: 31 - 39

6. Immunodetection of pectin and arabinogalactan protein epitopes during pollen exine formation of Beta vulgaris L.

   • Anna Majewska-Sawka
   • Maria Isabel Rodriguez-Garcia

   OriginalPaper 31 August 2006 Pages: 41 - 47

7. Comparative exine ontogeny in some members of the family Zygophyllaceae sensu lato

   • M. Ben Nasri-Ayachi
   • M. A. Nabli

   OriginalPaper 31 August 2006 Pages: 49 - 53

8. Links between early pollen development and aperture pattern in monocots

   • S. Nadot
   • A. Forchioni
   • A. Ressayre

   OriginalPaper 31 August 2006 Pages: 55 - 64

9. Cell wall polysaccharides in differentiating anthers and pistils of Lolium perenne

   • Ewa Wiśniewska
   • Anna Majewska-Sawka

   OriginalPaper 31 August 2006 Pages: 65 - 71

10. Pollen carbohydrates and water content during development, presentation, and dispersal: a short review

    • E. Pacini
    • M. Guarnieri
    • M. Nepi

    OriginalPaper 31 August 2006 Pages: 73 - 77

11. The relationship between induction of embryogenesis and chromosome doubling in microspore cultures

    • Y. S. Shim
    • K. J. Kasha
    • J. Letarte

    OriginalPaper 31 August 2006 Pages: 79 - 86

12. In vitro microspore selection in maize anther culture with oxidative-stress stimulators

    • H. Ambrus
    • É. Darko
    • B. Barnabás

    OriginalPaper 31 August 2006 Pages: 87 - 94

13. Androgenic response to preculture stress in microspore cultures of barley

    • S. Oleszczuk
    • S. Sowa
    • J. Zimny

    OriginalPaper 31 August 2006 Pages: 95 - 100

14. Influence of Fe concentration in the medium on multicellular pollen grains and haploid plants induced by mannitol pretreatment in barley (Hordeum vulgare L.)

    • A. Pulido
    • F. Bakos
    • A. Olmedilla

    OriginalPaper 31 August 2006 Pages: 101 - 106

15. Haploid formation in maize, barley, flax, and potato

    • A. Pret’ová
    • B. Obert
    • Z. Bartošová

    OriginalPaper 31 August 2006 Pages: 107 - 114

16. Detection and release of allergenic proteins in Parietaria judaica pollen grains

    • A. M. Vega-Maray
    • D. Fernández-González
    • M. Suárez-Cervera

    OriginalPaper 31 August 2006 Pages: 115 - 120

17. Effects of simulated microgravity on male gametophyte of Prunus, Pyrus, and Brassica species

    • V. De Micco
    • M. Scala
    • G. Aronne

    OriginalPaper 31 August 2006 Pages: 121 - 126

18. Effects of relative humidity and temperature conditions on pollen fluorochromatic reaction of Rosmarinus officinalis L. (Lamiaceae)

    • G. Aronne
    • V. De Micco
    • M. Scala

    OriginalPaper 31 August 2006 Pages: 127 - 130

19. Ultrastructure and germination of Vitis vinifera cv. Loureiro pollen

    • I. Abreu
    • I. Costa
    • R. de Castro

    OriginalPaper 31 August 2006 Pages: 131 - 135

20. Study of male sterility in Taiwania cryptomerioides Hayata (Taxodiaceae)

    • S.-H. Chen
    • N.-J. Chung
    • P.-F. Tsai

    OriginalPaper 31 August 2006 Pages: 137 - 144

21. Conventional and novel modes of exine patterning in members of the Araceae – the consequence of ecological paradigm shifts?

    • M. Hesse

    OriginalPaper 31 August 2006 Pages: 145 - 149

22. New insights from MALDI-ToF MS, NMR, and GC-MS: mass spectrometry techniques applied to palynology

    • S. E. M. Moore
    • A. R. Hemsley
    • R. P. Newton

    OriginalPaper 31 August 2006 Pages: 151 - 157