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searching for Pollen tube 62 found (131 total)

Canellales (365 words) [view diff] exact match in snippet view article find links to article

number of possible synapomorphies have been suggested, relating to the pollen tube, the seeds, the thickness of the integument, and other aspects of the

Self-incompatibility (4,821 words) [view diff] no match in snippet view article find links to article

with a matching allele or genotype, the process of pollen germination, pollen-tube growth, ovule fertilization, or embryo development is inhibited, and

Expansin (2,134 words) [view diff] exact match in snippet view article find links to article

plant cell growth, fruit softening, abscission, emergence of root hairs, pollen tube invasion of the stigma and style, meristem function, and other developmental

Cryptic self-incompatibility (762 words) [view diff] exact match in snippet view article find links to article

pollen-tube growth, resulting in increased outcrossing frequency as pollen load size increases. Pollen tube attrition is the failure of a pollen tube

Megagametogenesis (1,073 words) [view diff] exact match in snippet view article find links to article

gametophyte communicates with the pollen tube to ensure that it comes in contact with the ovule. When contact is made, the pollen tube grows through the micropyle

Integument (466 words) [view diff] exact match in snippet view article find links to article

integument is perforated by a pore, the micropyle, through which the pollen tube can enter. It may develop into the testa, or seed coat. The integument

Lacandonia schismatica (475 words) [view diff] exact match in snippet view article find links to article

pollination. The pollen grain never leaves the anther, but sends the pollen tube backwards through the length of the stamen, across the receptacle and

Sclerotium (1,530 words) [view diff] exact match in snippet view article find links to article

grow down the pollen tube without branching any hyphae outward. When the fungus reaches the bottom of the ovary, it leaves the pollen tube path and enters

Pectate lyase (1,079 words) [view diff] exact match in snippet view article find links to article

lyase genes might relate to a requirement for pectin degradation during pollen tube growth. This enzyme catalyzes the chemical reaction Eliminative cleavage

Reproductive isolation (9,096 words) [view diff] exact match in snippet view article find links to article

post-pollination, the difference between the two being whether or not a pollen tube is formed. (Typically when pollen encounters a receptive stigma, a series

Aerotropism (700 words) [view diff] exact match in snippet view article find links to article

behavior is prevalent but unpredictable. Three of the eight species the pollen tube grew away from higher oxygen concentrations, one of the species grew

Hybrid (biology) (8,101 words) [view diff] exact match in snippet view article

with differences in flowering times, pollen vectors, inhibition of pollen tube growth, somatoplastic sterility, cytoplasmic-genic male sterility and

Asclepias asperula (1,013 words) [view diff] exact match in snippet view article find links to article

ovule has the potential to form one seed. The image "Antelope Horns pollen tube" shows the route pollen tubes take to transfer genetic material into

Egg cell (1,482 words) [view diff] exact match in snippet view article find links to article

opening of the ovule develops into the egg cell. Upon pollination, a pollen tube delivers sperm into the gametophyte and one sperm nucleus fuses with

White mustard (1,098 words) [view diff] case mismatch in snippet view article find links to article

via ResearchGate. Śnieżko, Renata; Winiarczyk, Krystyna (June 1996). "Pollen Tube Incompatibility Reaction on The Stigma in Selfpollinated Sinapis Alba

Sexual selection in Arabidopsis thaliana (1,438 words) [view diff] exact match in snippet view article find links to article

differences in expression and function. Male genes expressed in the pollen tube regions of the plant struggle in the initiation of protein evolution

Fagus japonica (211 words) [view diff] no match in snippet view article find links to article

ISBN 978-0-87474-708-9. Sogo, Akiko; Tobe, Hiroshi (2006). "Delayed fertilization and pollen-tube growth in pistils of Fagus japonica (Fagaceae)". American Journal of

Montrichardia arborescens (1,015 words) [view diff] exact match in snippet view article find links to article

M. arborescens pollen, their findings indicated that there is rapid pollen tube formation. The ultra structure of the pollen protoplast was characterized

Ononis natrix (232 words) [view diff] exact match in snippet view article find links to article

donkeys. Nalrix is the name of a water snake, given to a plant whose pollen tube discharges ciliated antherozoids which swim ( just like a water snake)

Embryonic sac (360 words) [view diff] exact match in snippet view article find links to article

antipodal cells; CC - central cell; EC - egg cell; SC - synergid cell; PT - pollen tube; SP - sperm; VN - vegetative nucleus; EM - embryo; EN - endosperm; SUS

Peter Martin Duncan (847 words) [view diff] case mismatch in snippet view article find links to article

was largely his work. His first scientific paper, Observations on. the Pollen Tube, was published in 1856 in the Proceedings of the Edinburgh Botanical

Conifer (5,892 words) [view diff] exact match in snippet view article find links to article

It is within the ovule that pollen-germination occurs. From here, a pollen tube seeks out the female gametophyte, which contains archegonia each with

FERONIA (1,273 words) [view diff] exact match in snippet view article find links to article

roseus RLK1-like kinases (CrRLK1Ls). Initially being discovered from a pollen tube reception mutant, feronia (FER) was found to be necessary in cell growth

Fabaceae (6,899 words) [view diff] exact match in snippet view article find links to article

genes associated with the arbuscular mycorrhiza symbiosis genes, the pollen tube formation genes and the haemoglobin genes. One of the main genes shown

Tracy L. Kahn (217 words) [view diff] exact match in snippet view article find links to article

Siebert and Tracy Kahn A quantitative and structural comparison of Citrus pollen tube development in cross-compatible and self-incompatible gynoecia by Tracy

Turnera scabra (108 words) [view diff] exact match in snippet view article find links to article

23 (3): 225–237. Tamari, F.; Athanasiou, A.; Shore, J. S. (2001). "Pollen tube growth and inhibition in distylous and homostylous Turnera and Piriqueta

Style (botany) (758 words) [view diff] exact match in snippet view article

ovary. These tissues form a nutrient-rich cord for the growth of the pollen tube. When the pistil consists of several carpels, each of them may have a

Wilhelm Hofmeister (1,156 words) [view diff] exact match in snippet view article find links to article

extensive debate in the mid-1800s. He showed that products from both the pollen tube and egg were required. This discovery and unifying principle of plant

4-aminobutyrate—pyruvate transaminase (373 words) [view diff] exact match in snippet view article find links to article

1016/s0031-9422(99)00301-5. Palanivelu R, Brass L, Edlund AF, Preuss D (July 2003). "Pollen tube growth and guidance is regulated by POP2, an Arabidopsis gene that controls

Boron deficiency (plant disorder) (1,159 words) [view diff] exact match in snippet view article

most plant species. Boron increases flower production and retention, pollen tube elongation and germination, and seed and fruit development. A deficiency

Charles Burnham (geneticist) (492 words) [view diff] exact match in snippet view article

of species including maize, barley and flax. He published papers on pollen tube growth, disease resistance, genetic sterility, chromosomal rearrangements

Teak (3,370 words) [view diff] exact match in snippet view article find links to article

N. Owens. 1996. Floral biology, pollination, pistil receptivity, and pollen tube growth of teak (Tectona grandis Linn f.). Annals of Botany, 79(3): 227–241

Phalaenopsis (2,559 words) [view diff] exact match in snippet view article find links to article

26 December 2018. Chen, Jhun-Chen; Fang, Su-Chiung (2016). "The long pollen tube journey and in vitro pollen germination of Phalaenopsis orchids". Plant

Non-invasive micro-test technology (3,318 words) [view diff] exact match in snippet view article find links to article

around a sample. In 2006, a view of H+ and O2 3D flux vectors around a pollen tube was produced using Mageflux software developed by Yue Xu. NMT flux sensors

Reproduction (3,771 words) [view diff] exact match in snippet view article find links to article

Fertilization begins when the pollen is brought to a female gamete through the pollen tube. Allogamy is also known as cross fertilization, in contrast to autogamy

Vernonica Franklin-Tong (567 words) [view diff] exact match in snippet view article find links to article

Noni Franklin-Tong (1 April 1999). "Signaling and the modulation of pollen tube growth". The Plant Cell. 11 (4): 727–738. doi:10.1105/TPC.11.4.727. ISSN 1040-4651

Callistophytaceae (1,063 words) [view diff] exact match in snippet view article find links to article

drop to help capture and draw the pollen into the pollen chamber and a pollen tube to deliver the generative nucleus. The ovules were borne on the underside

Arabidopsis thaliana (8,660 words) [view diff] no match in snippet view article find links to article

conditions have been described. Use of these devices may aid understanding of pollen-tube guidance and the mechanism of sexual reproduction in A. thaliana. Researchers

Tristyly (889 words) [view diff] exact match in snippet view article find links to article

poorly understood. Research on Eichhornia paniculate, found difference in pollen tube growth between intra- and inter-morph pollen, indicating that the incompatibility

Pelargonium × hortorum (1,511 words) [view diff] exact match in snippet view article find links to article

Battista Amici in 1830, to establish that the pollen germs by emitting a pollen tube that progresses to the egg. The first traces of the culture of the second

Myrica rubra (1,828 words) [view diff] no match in snippet view article find links to article

14 (1): 25–29. PMID 12722433. Sogo A, Tobe H (January 2006). "Mode of Pollen-Tube Growth in Pistils of Myrica rubra (Myricaceae): A Comparison with Related

Joseph Reynolds Green (814 words) [view diff] case mismatch in snippet view article find links to article

Researches on the Germination of the Pollen Grain and the Nutrition of the Pollen Tube (London, 1894) A Manual of Botany (London, 1897) The Soluble Ferments

Sexual reproduction (4,979 words) [view diff] exact match in snippet view article find links to article

gametophytes are located within ovules enclose within the ovary. After the pollen tube grows through the carpel's style, the sex cell nuclei from the pollen

Longan (2,908 words) [view diff] exact match in snippet view article find links to article

I. (December 2015). "Effect of temperature on pollen germination and pollen tube growth in longan ( Dimocarpus longan Lour.)". Scientia Horticulturae

Quercus rubra (3,469 words) [view diff] case mismatch in snippet view article find links to article

1371/journal.pone.0171598 Cecich, Robert A. (February 1997). "Notes: Pollen Tube Growth in Quercus". Forest Science. 43 (1): 140–146. Retrieved 17 December

Wall stress relaxation (992 words) [view diff] exact match in snippet view article find links to article

polysaccharides in the middle lamella, aiding the penetration of the pollen tube to the plant's ovary. β-expansins have been studied in grass pollen due

Schlumbergera truncata (1,324 words) [view diff] case mismatch in snippet view article find links to article

H.; Karle, Renate; Han, Susan S. (March 1995). "Pollen Germination, Pollen Tube Growth, Fruit Set, and Seed Development in Schlumbergera truncata and

Blackcurrant (4,292 words) [view diff] exact match in snippet view article find links to article

A pollen grain landing on a stigma will germinate and send a slender pollen tube down the style to the ovule. In warm weather, this takes about 48 hours

Pyrus pyrifolia (2,198 words) [view diff] no match in snippet view article find links to article

Japan Shin Hiratsuka, Shao-Ling Zhang "Relationships between fruit set, pollen-tube growth, and S-RNase concentration in the self-incompatible Japanese pear"

Ptilothrix (1,292 words) [view diff] no match in snippet view article find links to article

Dennis F.; Leak, Jen (1992). "Flower visitation, pollen deposition, and pollen-tube competition in Hibiscus moscheutos (Malvaceae)". American Journal of

Albuca (2,288 words) [view diff] exact match in snippet view article find links to article

stigma. The only thing even distantly similar is Lacandonia where the pollen tube travels down the stamen, across the base and up the pistils to pollinate

Calcium in biology (4,237 words) [view diff] exact match in snippet view article find links to article

Calcium GCaMP reporter in tomato pollen tube

Hybridity (4,000 words) [view diff] exact match in snippet view article find links to article

with differences in flowering times, pollen vectors, inhibition of pollen tube growth, somatoplastic sterility, cytoplasmic-genic male sterility and

Karen Koch (plant biologist) (793 words) [view diff] no match in snippet view article

biosynthesis at strategic stages of development (e.g. root-hair and pollen-tube elongation, early phases of kernel differentiation, and growth of seedlings)

Yolande Heslop-Harrison (563 words) [view diff] no match in snippet view article find links to article

HESLOP-HARRISON, YOLANDE (1977-09-01). "The Pollen-stigma Interaction: Pollen-tube Penetration in Crocus". Annals of Botany. 41 (5): 913–922. doi:10.1093/oxfordjournals

Wheat (13,994 words) [view diff] exact match in snippet view article find links to article

Aspinall, D. (1984). "Effect of heat stress during floral development on pollen tube growth and ovary anatomy in wheat (Triticum aestivum L.)". Australian

Microfluidics (11,381 words) [view diff] exact match in snippet view article find links to article

Palanivelu R, Zohar Y (May 2011). "A microsystem-based assay for studying pollen tube guidance in plant reproduction". J. Micromech. Microeng. 25 (5): 054018

Emilio Del Giudice (2,433 words) [view diff] no match in snippet view article find links to article

522-530, (2002); 2003 Weak Extremely High Frequency Microwaves Effect Pollen – Tube Emergence and Growth in Kiwifruit Pollen Grain Irradiation and Water

Royal Medal (4,182 words) [view diff] exact match in snippet view article find links to article

pollen/stigma interactions and acto/myosin transport systems within the pollen tube." Andrew Wiles Mathematics "In recognition of his achievements in number

Wisconsin Fast Plants (2,282 words) [view diff] case mismatch in snippet view article find links to article

ISSN 0110-7801. Lorbiecke, René (2012-10-01). "Plant Reproduction & the Pollen Tube Journey – How the Females Lure the Males". The American Biology Teacher

Micropeptide (3,888 words) [view diff] exact match in snippet view article find links to article

"Zm908p11, encoded by a short open reading frame (sORF) gene, functions in pollen tube growth as a profilin ligand in maize". Journal of Experimental Botany

Fossil history of flowering plants (2,890 words) [view diff] exact match in snippet view article find links to article

pair of flagellated, mobile sperm cells that "swim" down the developing pollen tube to the female and her eggs. Angiosperms appear suddenly and in great