Evidence map›Paper›PMID 16794841›Full record

ReviewPlanta2006

Gametophytic self-incompatibility: understanding the cellular mechanisms involved in "self" pollen tube inhibition.

Bruce A McClure, Vernonica Franklin-Tong

Abstract readReview
PubMed Publisher
In one paragraph

Review in Planta, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

54 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Bruce A McClureDepartment of Biochemistry, 105 Christopher S. Bond Life Sciences Center, 1201 E. Rollins St., Columbia, MO, 65211-7310, USA. McClureB@missouri.edu
Vernonica Franklin-Tong

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Self-incompatibility (SI) prevents the production of "self" seed and inbreeding by providing a recognition and rejection system for "self," or genetically identical, pollen. Studies of gametophytic SI (GSI) species at a molecular level have identified two completely different S-genes and SI mechanisms. One GSI mechanism, which is found in the Solanaceae, Rosaceae and Scrophulariaceae, has S-RNase as the pistil S-component and an F-box protein as the pollen S-component. However, non-S-locus factors are also required. In an incompatible situation, the S-RNases degrade pollen RNA, thereby preventing pollen tube growth. Here, in the light of recent evidence, we examine alternative models for how compatible pollen escapes this cytotoxic activity. The other GSI mechanism, so far found only in the Papaveraceae, has a small secreted peptide, the S-protein, as its pistil S-component. The pollen S-component remains elusive, but it is thought to be a transmembrane receptor, as interaction of the S-protein with incompatible pollen triggers a signaling network, resulting in rapid actin depolymerization and pollen tube inhibition and programmed cell death (PCD). Here, we present an overview of what is currently known about the mechanisms involved in regulating pollen tube inhibition in these two GSI systems.

Indexed as

Calcium SignalingGerm CellsIntracellular MembranesPollenRibonucleasesSolanaceaeRibonucleases

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.