Results 71 to 80 of about 1,221,498 (351)

Agent-Based Modeling of Pollen Competition [PDF]

open access: yes, 2018
Non-random mating in Arabidopsis Thaliana is, at least in part, due to intense competition between pollen grains to fertilize the limited number of ovules.
Bassett, Katherine
core   +1 more source

CrRLK1L receptor-like kinases HERK1 and ANJEA are female determinants of pollen tube reception

open access: yesbioRxiv, 2018
Communication between the male and female gametophytes is vital for fertilisation to occur in angiosperms. A number of receptor-like kinases have been implicated in male-female interactions.
Sergio Galindo-Trigo   +5 more
semanticscholar   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Rice UCL8, a plantacyanin gene targeted by miR408, regulates fertility by controlling pollen tube germination and growth

open access: yesRice, 2018
Background Pollen tube formation and growth are crucial steps that lead to seed production. Despite the importance of pollen tube growth, the molecular mechanisms implicated in its spatial and temporal control are not fully known. In this study, we found
Fan Zhang   +10 more
doaj   +1 more source

Flower Biology of Two Diospyros Species Neighborly Live at Csc Area: Do Pollen Viability and Tube Growth Rate Shire Endemic Distribution [PDF]

open access: yes, 2008
Aims of study were to compare flower structure, pollen viability and pollen tube growth rate of two Diospyros species neighborly live in Cibinong Science Centre (CSC) park, Diospyros blancoi and D.
Rachman, E. (Erlin)
core  

AtRabD2b and AtRabD2c have overlapping functions in pollen development and pollen tube growth [PDF]

open access: yes, 2011
Background Rab GTPases are important regulators of endomembrane trafficking, regulating exocytosis, endocytosis and membrane recycling. Many Rab-like proteins exist in plants, but only a subset have been functionally characterized. Results Here we report
Wurtele Eve   +3 more
core   +2 more sources

BLADE‐ON‐PETIOLE Genes Enable Genetic Bottleneck Mitigation Through Cross‐Species Repurposing of Floral Persistence Traits

open access: yesAdvanced Science, EarlyView.
This study shows that BLADE‐ON‐PETIOLE (BOP) proteins regulate floral abscission and senescence in tomato by interacting with TFAM1 to form transcriptional condensates controlling the ARABIDOPSIS THALIANA HOMEOBOX GENE 1 (ATH1)‐mediated abscission pathway.
Nan Xiao   +7 more
wiley   +1 more source

Nitric oxide is involved in growth regulation and re-orientation of pollen tubes [PDF]

open access: yes, 2004
Nitric oxide (NO) controls diverse functions in many cells and organs of animals. It is also produced in plants and has a variety of effects, but little is known about their underlying mechanisms. In the present study, we have discovered a role for NO in
Feijo, JA, Porterfield, DM, Prado, AM
core   +2 more sources

Ecological Adaptation Mechanisms Underlying Successful Plant Reproduction

open access: yesAdvanced Science, EarlyView.
During floral induction, various environmental and endogenous signals converge to regulate the florigen protein, which is transported from leaves to the SAM to initiate flowering. Within the SAM, a complex network of receptor kinases and small peptides orchestrates floral development with high spatiotemporal precision.
Hang Zhao   +8 more
wiley   +1 more source

LINC-complex mediated positioning of the vegetative nucleus is involved in calcium and ROS signaling in Arabidopsis pollen tubes

open access: yesNucleus, 2020
Nuclear movement and positioning play a role in developmental processes throughout life. Nuclear movement and positioning are mediated primarily by linker of nucleoskeleton and cytoskeleton (LINC) complexes.
Morgan Moser   +3 more
doaj   +1 more source

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