Bioenergetics of rapid pollen tube growth

Sexual reproduction of plants requires pollen to land on the stigma, which then germinates and grows pollen tubes through the style to deliver sperm cells to the ovule. Pollen tubes are the fastest-growing plant cells known. ...

Bringing new energy to mitochondria research

Tiny mitochondria in our cells turn oxygen and nutrients into usable energy in a process called respiration. This process is essential for powering our cells, and yet in spite of its importance many of the finer details of ...

Revisiting energy flow in photosynthetic plant cells

By developing innovative methods to visualize energy changes in subcellular compartments in live plants, the team of Dr. Boon Leong Lim, Associate Professor of the School of Biological Sciences of The University of Hong Kong, ...

Researchers trigger enzymes with light

Enzymes are the central drivers for biochemical metabolic processes in every living cell, enabling reactions to take place efficiently. It is this ability that makes them useful as catalysts in biotechnology, for example, ...

'Sniff-cam' to detect disease

Having bad breath can mean someone ate a smelly lunch, but it could indicate that the person is sick. Various scent compounds have been linked to illnesses such as diabetes, lung cancer and Parkinson's disease, leading scientists ...

Scientists identify new fuel-delivery route for cells

Scientists at Washington University School of Medicine in St. Louis have identified a previously unknown route for cellular fuel delivery, a finding that could shed light on the process of aging and the chronic diseases that ...

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