Sentences with phrase «affects cell shape»

«We have already demonstrated that microgravity affects cell shape and behavior,» said Nielsen.

Proteins in the cytoplasm form a highly structured yet changeable matrix affecting cell shape, division and motion, and the transport of vesicles and organelles.

Not exact matches

A growing body of research indicates that the B2M - MHC I complex, which is present in all cells in the body except red blood cells and plasma cells, can act in the brain in ways not obviously related to immunity — guiding brain development, shaping nerve cell communication, and even affecting behavior.

The absorbance and scattering of light is determined by the size, shape and material of the nanomaterial and, more importantly, it is also affected by any medium in close proximity to the nanomushroom, such as cells that have been placed on the slide.

He and colleagues have determined what gives cholera bacteria their curved shape and whether it matters (a polymer protein, and it does matter; the curve makes it easier for cholera to cause disease), how different wavelengths of light affect movement of photosynthetic bacteria (red and green wavelengths encourage movement; blue light stops the microbes in their tracks), how bacteria coordinate cell division machinery and how photosynthetic bacteria's growth changes in light and dark.

But little is known about how ionizing radiation affects the extracellular matrix (ECM), a patchwork of proteins and other biomolecules that surrounds cells and plays a vital role in their shape, movement and signaling functions.

The team also found five genes in domestic cats that influence the migration of neural crest cells, stem cells in the developing embryo that affect everything from skull shape to coat color.

The research suggests that reducing production of the protein, called myoferlin, affects cancer cells in two primary ways: by changing the activation of many genes involved in metastasis in favor of normal cell behavior, and by altering mechanical properties of cancer cells — including their shape and ability to invade — so they are more likely to remain nested together rather than breaking away to travel to other tissues.

While researchers at the Georgia Institute of Technology don't have a specific application for the doughnut - shaped droplets yet, they believe the novel structures offer opportunities to study many interesting problems, from looking at the properties of ordered materials within these confined spaces to studying how geometry affects how cells behave.

«Shape of tumor may affect whether cells can metastasize.»

Because the deformation of red blood cells is a key factor in the Fåhræus - Lindqvist layer, its properties are altered in diseases, such as sickle cell anemia, that affect the shape and rigidity of those cells.

This finding suggests that in human babies, factors that shape the microbiome — natural ones such as breastfeeding, or therapeutic, such as antibiotics — may affect the immune cells in the baby's brain and consequently the brain's development.

Cell walls in the growing parts of a plant are thought to be much more extensible (stretchy) than those in mature parts, and these local differences in cell wall extensibility affect the overall shape of the plCell walls in the growing parts of a plant are thought to be much more extensible (stretchy) than those in mature parts, and these local differences in cell wall extensibility affect the overall shape of the plcell wall extensibility affect the overall shape of the plant.

These changes in chromosome shape then affect how the cell divides and how genetic information is passed on to new cells.

This visualization shows tightly - packed DNA in a mouse cell's nucleus at different stages of development, seen here in a semi-triangular form as a mature nerve cell; in a roundish shape as a multipotent stem cell; in a more oval form as a neuronal progenitor; and as a more fragmented structure that shows how removing a specialized binding protein (HP1β knockout) affects the structure of the DNA - packing material, called heterochromatin, in a mature neuron.

For those suffering from lead or other heavy metal poisoning, a protective diet that avoids processed foods and emphasizes the central components of a nutrient - dense and antioxidant - rich WAPF - style diet is essential (see sidebar).21 Nutritional status shapes susceptibility to lead toxicity in important ways, affecting lead's intestinal absorption; its mobilization, distribution and retention in the body; and excretion.22 Because oxidative stress is a likely mechanism explaining some of lead's toxic actions, some investigators have begun to explore whether natural antioxidants and trace minerals may help mitigate lead - induced cell damage.17 Specifically, researchers in Spain found that administration of vitamins A, B6, C and E along with zinc modulated some of the negative effects of lead exposure in rat pups, confirming the influence of nutritional factors on health outcomes following lead exposure.17 Vitamin D also should be a major component of a protective diet.

how poor posture doesn't just cause low back pain — it affects testosterone, growth hormone, vascular flow of blood, nutrient delivery and even the shape of cells.

Depending on whether or not your adipose cells are more subcutaneous or visceral will affect your overall body shape.

Includes essays on the titles: The Importance of movement in living organisms Explain the importance of shapes fitting together in cells and organisms Carbon dioxide may affect organisms directly or indirectly.

Just about anything that affects your pet's red blood cell formation in the bone marrow can be the cause of some of these abnormally shaped red cells being present.

Rod and cone refer to the shapes of cells in the retina that respond to light, but are progressively degenerating when affected with this disease.