Fertilization in flowering plants occurs by the delivery of sperm cells to the ovule by the precise growth of pollen tubes from pollen. Pollen tube guidance plays a crucial role in controlling the growth of pollen tubes and ...
Plants & Animals
Jan 3, 2018
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6
Vegetable, fruit, or grain – the majority of our food results from plant reproduction. Researchers at UZH have now discovered the key to how plants regulate pollen growth and seed formation. In addition to seed formation, ...
Plants & Animals
Dec 20, 2017
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29
Two groups of plant molecular biologists, at the University of Massachusetts Amherst and Peking University, China, have long studied how pollen tubes and pistils, the male and female parts of flowers, communicate to achieve ...
Biotechnology
Dec 14, 2017
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111
Apple growers want to get the most out of their high-value cultivars, and a Purdue University study shows they might want to focus on the types of apples they plant near those cash crops.
Ecology
Oct 12, 2017
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10
Plant biologists at ITbM have made a key discovery that the contents in pollen tubes alone can increase the size of seeds, without the need for fertilization. This finding may be useful in developing crops, which can develop ...
Cell & Microbiology
Nov 14, 2016
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45
Agricultural biotechnologists at the Moscow Institute of Physics and Technology (MIPT) have developed a screening technique that can quickly determine how chemicals affect the growth of plants. Together with their colleagues ...
Plants & Animals
Oct 26, 2016
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5
An international research team has observed cell fusion in flowering plants for the first time in more than a century. The discovery demystifies how plants prevent the attraction of excessive pollen tubes after a successful ...
Cell & Microbiology
Apr 22, 2016
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13
A group of scientists at Nagoya University has succeeded in discovering AMOR, a sugar chain molecule that increases the fertilization efficiency in plants. AMOR was found to be responsible for activating pollen tubes to lead ...
Plants & Animals
Apr 8, 2016
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6
Pollen grains may be small but they have a big job. Delivering a sperm to an egg is a little more complicated when the parents don't move around. For plants, pollen success means reaching a receptive stigma, germinating and ...
Ecology
Apr 4, 2016
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9
Pollen tubes are attracted by LURE peptides, which are produced from ovules, to bring about fertilization. In their recent report published in Nature, a pair of plant biologists at Nagoya University has now revealed for the ...
Plants & Animals
Mar 10, 2016
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