'Artificial Golgi' may provide new insight into key cell structure
... point out that Golgi bodies are one of the most poorly understood organelles (specialized structures inside cells) in the human body. Scientists already know, however, that the organelles play a key role in producing heparin, a substance that helps prevent ...Transgenomic Obtains Exclusive License to Mitochondrial DNA Damage Detection Technology
... increased oxidative damage within mitochondria. Mitochondria are organelles that produce the energy required for cells to function normally. As the ... About Mitochondrial DNA Tests from Transgenomic Mitochondria are organelles that produce the energy required for cells to function normally. There ...Mitochondria play role in pathogenesis of AD and estrogen-induced neuroprotection
... Award. He also received an AAA travel award. Mitochondria, small organelles within the cells, use a process called Oxidative Phosphorylation to ... include: an increase of mitochondrial efficiency, enhancing the organelles ability to generate energy-laden ATP molecules needed by the brain; ...Zebrafish Journal Publishes Skin Pigmentation Studies That Shed Light on the Evolution of Race
... ornamental traits of the guppy, the link between pigment and fish behavior, and pigment dilution mutants in fish models connected to lysosome-related organelles and vesicular traffic genes. Zebrafish is an authoritative peer-reviewed journal published quarterly in print and online. This is the only ...Researchers identify toehold for HIV's assault on brain
... that Tat works through the ryanodine receptor to sicken neurons in two ways. Scientists have known that Tat makes vulnerable the mitochondria, organelles within neurons and other cells that are commonly considered the "power packs" or energy sources for cells. The team discovered that Tat destroys the ...NYP/Weill Cornell gene therapy clinical trial yields promising results for Batten disease
... the disease, causing a deficiency in the enzyme TTP-1, which is responsible for ridding cells of the central nervous system of waste materials. Small organelles within the cell, called lysosomes, become clogged with toxic material within the neurons of the brain. "It's like the garbage man of the cell is ...Unexpected role: EGFR protects cancer cells from starving
... cells died of autophagy - a self-cannibalization response in which a cell under stress or lacking nutrients devours part of its cytoplasm and other organelles to survive. When this response goes on long enough, the cell essentially eats itself until it dies. In cancer research, autophagy is thought to be a ...Scripps scientists find calcium channel blockers help normalize lysosomal storage disease cells
... storage diseases result from deficient enzyme activity that leads to an accumulation of molecules that the enzymes break down in the lysosomes, organelles or subcellular compartments that normally break down macromolecules utilizing hundreds of degradatory enzymes. In many lysosomal storage diseases, ...Pathway to cell death redefined in landmark study
... caused by the calpain family of cysteine proteases and by neutralizing other cysteine proteases released from injured cellular structures called organelles as they are being digested by the lysosome. As part of their study, Drs. Silverman, Luke and colleagues labeled enzymes within the lysosomes of ...Antipodean Pharmaceuticals Announces Completion of Phase 2 Study of Lead Compound MitoQ(R)
... apoptosis. MitoQ(R) is based on a novel technology, targeted lipophilic cations that transport and concentrate antioxidants into the mitochondria -- organelles inside cells that provide energy for life processes -- where they accumulate up to a thousand fold. About Antipodean Antipodean is a ...Protein Found to Shield Pancreatic Cancer Cells from Self-Destruction
... the cells die via damage to their nucleus and DNA, with other cellular organelles preserved. Autophagy kills by degrading those other organelles while sparing the nucleus. Mehta's lab reported in a Cancer Research ...Advance in understanding cellulose synthesis
... called the actin cytoskeleton that helps move organelles and maintains the cell's shape. They found that ... active cellulose synthase complexes disappear and organelles accumulate just under the plasma membrane. These organelles contain cellulose synthase and are tethered to ...Self-digestion as a means of survival
... - known as autophagy - takes place in special organelles called autophagosomes. It is a strategy that ... for getting rid of misfolded proteins, damaged organelles or disease-causing bacteria. If this process ... autophagosomes know exactly which proteins and organelles they should degrade. "Although autophagy has ...Biologists at UC San Diego identify key protein in cell's 'self-eating' function
... cells dispose of bacteria, viruses, damaged organelles and other non-essential components through this ... of oxidative chemical reactions. Different organelles within the cell are degraded by lysosomes when the organelles are damaged or not necessary, said Jean-Claude ...Artificial cells, simple model for complex structure
... fills the cell and is crowded with very large molecules. It surrounds the organelles -- tiny organs like mitochondria and the nucleus. Unlike organelles, the ... is interesting as a major player in cell function. Creating a cell with organelles would be a monumental task, but creating one that exhibits molecular ...Mayo Clinic: Brain disorder suggests common mechanism may underlie many neurodegenerative diseases
... M.D., professor of neurology at Mayo Clinic. Molecules, vesicles and organelles within a cell are constantly carried via a network of crisscrossing ... says Dr. Farrer. "The insides of neurons are very dynamic. Molecules and organelles are constantly being moved to where they are needed, so it makes sense ...Researchers at IRB Barcelona produce more data on key genes in diabetes
... subjects show functional alterations in mitochondria. These intracellular organelles are responsible for transforming glucose into energy that the cell will ... is that mitochondrial fusion is crucial for the correct function of these organelles and when the gene that regulates this fusion is decreased, the function of ...Nanotubes could help study retrovirus transmission between human cells
... recently as trafficking routes is because of labeling studies that marked organelles and proteins. This allowed a focused look at what these nanostructures might be used for." It became clear, says Sasaki, that the organelles were being transported with "specific directionality" on the backs of ...Spradling receives Gruber Foundation Genetics Prize for new genetic techniques
... eggs. In both flies and mice, cytoplasmic filaments are reorganized and organelles are transported from cell to cell as part of this process. The reason ... unproven, but Spradling believes they help remove damaged molecules and organelles from the future oocytes, and transfer them to partner cells that will ...Nixing immaturity in red blood cells
... a protein called Nix, the cells would not effectively rid themselves of organelles called mitochondria and consequently become short-lived, leading to ... in red blood cells, said Wang. When other cells get old or stressed, their organelles may become damaged and need to be cleared by autophagy for quality ....Biologists find unusual plant gene: abstinence by mutual consent
... is responsible for producing a protein called peroxin that targets small organelles inside the cell called peroxisomes. Within the cell, peroxisomes are small organelles whose main functions are metabolizing fatty acids, protecting the cell ...Cells Exhibition Opens at Maryland Science Center
... Visitors to the exhibition become "cell explorers" in The World Inside a Cell section, where they interact with human-sized cell organelles in an interactive environment enhanced with floating layers of translucent membranes, pulsing light, music and sounds of water. Cell explorers ...Glossary for The BioPharm Guide to Fermentation and Cell Culture
... produce antibodies. lysosomes Cell organelles containing enzymes, responsible for degrading ... eye. microtubules Cellular organelles common in microorganisms: thin tubes ... movement. mitochondria Animal-cell organelles that reproduce using their own DNA. ...Optimization of Biolistic Transformation Using the Helium-Driven PDS-1000/He System
... et al., 1988 a, b), animal (Williams, et al., 1991), and microbial species (Shark, et al., 1991), as well as into subcellular organelles (Johnston, et al., 1988; Daniell, et al., 1991). Achieving high rates of DNA expression in each of these cases often requires ...Essential Data: Centrifugation from Promega
Description:... Ford and J.T. Steensgaard (1994) Compiles core data required by researchers carrying out any centrifugal separation, whether working with cells, organelles or ....Endoplasmic Reticulum Isolation Kit from Sigma-Aldrich
Description:... Benefits: Specially formulated extraction reagents for research scale applications - save time and minimize waste Produces functional intact organelles - resulting ER are suitable for metabolic assays and disease state analysis Compatible with products for structure confirmation - easily confirm ...PDS-1000 He System from Bio-Rad
Description:... helium gas to accelerate micron-size nucleic acid-coated gold or tungsten microparticles to velocities necessary to transfect cells, tissues, or organelles without dependence or interaction with the cell surface. The system includes helium pressure regulator, solenoid, spacer rods, microcarrier launch ...