News tagged with pollen

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Hydrogen peroxide assists sexual reproduction in spruce

Plant physiologists from MSU have proved for the first time that dangerous reactive oxygen species that are often considered by-products of energy generation in cells are required by conifers to fertilize egg cells. Experiments ...

dateMay 17, 2018 in Ecology
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Rapid changes in the high Arctic

A new study led by an INSTAAR postdoctoral researcher has found dramatic shifts in the ecosystem of a remote archipelago in the Arctic Ocean in response to recent climate change.

dateMay 02, 2018 in Environment
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Sick bees eat healthier

Dr Lori Lach, Senior Lecturer at JCU, said the study compared the feeding habits of healthy bees to those infected with the gut parasite Nosema ceranae.

dateFeb 07, 2018 in Ecology
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New bug helps in annual hay fever battle

The pollen from common ragweed Ambrosia artemisiifolia causes pollinosis, also known as hay fever and respiratory diseases. The dominance of this exotic and invasive ragweed in parts of central Europe ensures that many people ...

dateJan 22, 2018 in Ecology
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Temperature may affect pollen color

While studies on flowers' petal-color variation abound, new research looks at differences in the performance of pollen under varied environmental conditions based on its color.

dateJan 05, 2018 in Ecology
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Unlocking the mystery of pollen tube guidance

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 ...

dateJan 03, 2018 in Plants & Animals
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