Blood diseases such as leukemia and lymphoma are currently treated with bone marrow transplants—a transfer of blood stem cells from a healthy person to a patient in need. But the demand for patient-matched blood stem cells ...
Cell & Microbiology
May 20, 2019
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196
While the fate of most human cells is determined by their lineage—for example, renal stem cells go on to form the kidney while cardiac progenitor cells form the heart—plant cells are a little more flexible. Research shows ...
Cell & Microbiology
May 9, 2019
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3
Compounds produced by sorghum plants to defend against insect feeding could be isolated, synthesized and used as a targeted, nontoxic insect deterrent, according to researchers who studied plant-insect interactions that included ...
Biotechnology
Apr 3, 2019
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213
Whether healthy or diseased, human cells exhibit behaviors and processes that are largely dictated by growth factor molecules, which bind to receptors on the cells. For example, growth factors tell the cells to divide, move, ...
Biotechnology
Feb 22, 2019
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127
Plant cells are under tremendous pressure. To prevent themselves from bursting, plants had to come up with something unique: According to scientists from the Max Planck Institute for Plant Breeding Research in Cologne, epidermal ...
Biotechnology
Feb 28, 2018
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28
One of the central questions in biology is how a cell specifies its size. Because size distribution often shows a characteristically skewed pattern in a tissue, there may be some stochastic option for determining cell size. ...
Cell & Microbiology
Sep 21, 2017
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3
What is the process that allows plant and animal organs to produce different specialized cells from an original set of identical cells? In the case of small and giant cells found in the sepals – the leaf-like covering of ...
Cell & Microbiology
Mar 7, 2017
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16
With its abundance of stem cells known as neoblasts, and remarkable abilities to restore body parts lost to injury, the humble flatworm, or planaria, has become an exciting model organism to study the processes of tissue ...
Cell & Microbiology
Dec 17, 2015
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18
The bodies of plants consist of only three tissue systems: the outermost epidermal tissue, the inner tissue, and the vascular tissue. The epidermis plays an important role in protecting the body of a plant from external stresses, ...
Biotechnology
Sep 24, 2015
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24
Scientists require high-resolution imaging of plant cells to study everything from fungal infections to reproduction in maize. These images are captured with scanning electron microscopy (SEM), where an electron microscope ...
Plants & Animals
Apr 30, 2015
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71
