Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

How pollen tubes grow.

Alexander Krichevsky1, Stanislav V Kozlovsky, Guo-Wei Tian

  • 1Department of Biochemistry and Cell Biology, State University of New York, Stony Brook, NY 11794-5215, USA. akrichevsky@notes.cc.sunysb.edu

Developmental Biology
|January 12, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Attenuation of cell-cell movement of tobamoviruses by the C-terminal GPI signal peptide of arabinogalactan protein FLA8.

Current biology : CB·2026
Same author

Bispecific Mini-Antibody with an Anti-CD14 Module Effectively Controls Bioavailability of the Human Tumor Necrosis Factor Produced by Human Monocytes.

Biochemistry. Biokhimiia·2026
Same author

PDLP5, a plasmodesmata permeability regulator, can traffic between plant cells.

NPJ science of plants·2025
Same author

Rhizobium tropici biopolymer enhances lateral root formation in agar-grown Arabidopsis.

Biochemical and biophysical research communications·2025
Same author

The roles of movement and coat proteins in the transport of tobamoviruses between plant cells.

Frontiers in plant science·2025
Same author

Confocal Microscopy Analysis of Protein Sorting to Plasmodesmata in Nicotiana benthamiana.

Journal of visualized experiments : JoVE·2024

Flowering plant reproduction relies on pollen tubes, which grow rapidly at their tips. This review explores how cell wall formation and signaling mechanisms enable this essential, directional growth.

Area of Science:

  • Plant biology
  • Cellular processes
  • Reproductive biology

Background:

  • Sexual reproduction in flowering plants necessitates sperm delivery to the egg via pollen tubes.
  • Pollen tube growth is characterized by rapid tip growth and directional changes, requiring significant cell wall synthesis.
  • Understanding pollen tube growth mechanisms is crucial for plant reproductive success.

Purpose of the Study:

  • To review recent advances in understanding pollen tube growth mechanisms.
  • To focus on the cellular processes regulating cell shape, growth, and directionality.
  • To highlight the roles of cell wall modification, vesicular transport, and intracellular signaling.

Main Methods:

  • Review of current literature on pollen tube growth.

Related Experiment Videos

  • Analysis of cellular processes including cell wall modification, cytoskeletal dynamics, and signaling pathways.
  • Integration of findings on molecular motor-mediated transport and second messenger gradients.

    • Main Results:

    • Pollen tube growth is regulated by a complex interplay of cell wall-modifying enzymes.
    • Vesicular transport, guided by molecular motors, delivers essential cell wall materials to the growing tip.
    • Intracellular signaling, involving localized gradients of second messengers, controls growth rate and direction.

    Conclusions:

    • The rapid and directional growth of pollen tubes is orchestrated by sophisticated cellular mechanisms.
    • Effective cell wall synthesis and precise signaling are critical for successful pollen tube extension.
    • Further research into these processes can inform strategies for improving plant reproduction.