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The NK2.1 receptor is encoded by Ly-49C and its
The NK2.1 receptor is encoded by Ly-49C and its

... NK cells can kill tumor cells and virus-infected cells without the need for prior sensitization and without the requirement for MHC molecule expression on target cells (1). Instead, it is of general agreement that MHC class I molecules expressed by target cells may interrupt the lytic process of NK ...
Print - Circulation Research
Print - Circulation Research

... Ground substance is the material occupying the apparently clear regions interspersed between cells and tissues. Under appropriate conditions of tissue preservation, ground substance is preserved, and elicits the metachromatic properties of certain biological stains such as toluidine blue or Alcian b ...
Diffusion, Osmosis, and Movement across a Membrane
Diffusion, Osmosis, and Movement across a Membrane

... of the cell. It could be inside the cell as well! Therefore, we cannot always use the same memory tricks, so we have to remember the definitions given at the top of the page for hypotonic, hypertonic, and isotonic solutions. The following scenarios and associated explanations may help you to better ...
Pro-Survival Role of Gelsolin in Mouse β
Pro-Survival Role of Gelsolin in Mouse β

... mitochondrial voltage-dependent anion channel (VDAC) (18). Furthermore, the anti-apoptotic role of gelsolin has been demonstrated both in vitro (19,20) and in vivo (21) by using gelsolin-null mice models. The aim of this study was to determine the role of gelsolin in pancreatic ␤-cell survival. To d ...
Drosophila asymmetric division, polarity and cancer - e
Drosophila asymmetric division, polarity and cancer - e

... and colonize distant organs, and result in lethality to the host. Moreover, malignant neoplasms frequently become immortal and can be expanded limitlessly through successive rounds of implantation into healthy hosts. Thus, in addition to its diagnostic potential, allograft culture circumvents the sh ...
Oligosaccharide signalling for defense responses in plant
Oligosaccharide signalling for defense responses in plant

Early Events in Annelid Regeneration: A Cellular Perspective
Early Events in Annelid Regeneration: A Cellular Perspective

... Here, I review literature on cellular and tissuelevel processes that occur during regeneration in annelids. I focus on early phases of regeneration, specifically wound-healing and formation of the blastema (the mass of seemingly undifferentiated cells that forms at the site of the wound and differen ...
Pseudolaric Acid B Induced Cell Cycle Arrest, Au
Pseudolaric Acid B Induced Cell Cycle Arrest, Au

Interaction between Cell Wall and Plasma Membrane via RGD Motif
Interaction between Cell Wall and Plasma Membrane via RGD Motif

how death shapes life during development
how death shapes life during development

... and protein degradation in yeast and other eukaryotic cells under nutrient-limiting conditions104. In both cases, autophagy seems to involve vacuolar proteolysis. During autophagic cell death, this proteolysis presumably serves to degrade the cell and plays the part of the phagocyte lysosome during ...
this PDF file
this PDF file

... Carrot cells were grown in suspension culture as previously described (Barr et 1985; and Barr et ...
Development of Next-Generation Optical Neural Silencers
Development of Next-Generation Optical Neural Silencers

... (measuring the amount of current which must be injected in order to maintain a constant voltage difference across the cell membrane), or in current-clamped mode (which maintains a constant amount of injected current while measuring voltage deflections). Both voltage- and currentclamped recordings ar ...
jaf op den kamp*, w. van - Utrecht University Repository
jaf op den kamp*, w. van - Utrecht University Repository

... reported to be identical to lysyl phosphatidyl glycerol n. Chromatographic comparison with a chemically synthesized substance 1~ confirmed this conclusion. The two other major phospholipids were demonstrated to be identical with phosphatidyl glycerol and phosphatidyl ethanolamine. A minor spot exhib ...
Applied and Environmental Microbiology
Applied and Environmental Microbiology

... host root surfaces. The molecular basis for the preferred polar attachment of Rhizobium cells to their appropriate legume host roots is unknown. This polar orientation has been observed also with bacteria attached to epithelial surfaces in the gastrointestinal tracts of mice (18) and Flexibacter and ...
Early Cell Cycle Entry and Cell Division Murine Neonatal
Early Cell Cycle Entry and Cell Division Murine Neonatal

... In the CFSE experiments described in the previous section, division peaks were not detectable among either neonatal or adult cultures until ⱖ40 h. The cell population present at this time is the cumulative product of the ongoing processes of cell survival, cell proliferation, and cell death. For exa ...
STUDY OF THE CELLS PROLIFERATING IN PARENT VERSUS F1
STUDY OF THE CELLS PROLIFERATING IN PARENT VERSUS F1

... Surface or Intracellular Immunofluorescent Staining . Staining was performed as described previously (16) on cells pooled from several parallel cultures, using a rabbit anti-MTLA antiserum (11) (a kind gift of Dr Sauser, Institute of Biochemistry, Lausanne) for the detection of thymus-derived lympho ...
Mapping of Lipid-‐Binding Proteins and Their Ligandability in Cells
Mapping of Lipid-‐Binding Proteins and Their Ligandability in Cells

... (5-lipoxygenase; 5-LO), and are thus converted into one of four families of eicosanoids: the prostaglandins (PGs), rom the extracellular side of the membrane prostacyclins, thromboxanes (TXs) and leukotrienes. Eicosanoids short half-life, ranging from R.  et.   al.  Nature   2007,  4at 50, ...
Structural Requirements of Simple Organic
Structural Requirements of Simple Organic

... modulator, verapamil, further support this interpretation. Ad ditionally, our preliminary uptake data with radioactive octylpyridinium and radioactive guanidinium also implicate the MDR mechanism for the pyridiniums to which MDR+ cells are cross-resistant. Thus, in comparison to other studies with s ...
Expression of the Catalytic and Regulatory Subunits of Protein
Expression of the Catalytic and Regulatory Subunits of Protein

... the decreased MLC phosphatase activity of HL-60 cells after treat ment with ATRA is probably mainly due to decreased PP2A activity, even though the PP1 activity is relatively constant. Decrease in PP2A activity appeared to coincide with an increase in NBT reduction (Figs. 1 and 2). We then examined ...
Enhanced B7-2 Gene Expression by Interferon
Enhanced B7-2 Gene Expression by Interferon

... and natural killer cells,16 is a potent activator of human monocytic cells. IFN-␥ activates and differentiates human monocytes,17,18 leading to increase in Class I and Class II MHC expression,16,19,20 transferrin receptor expression,21 toxic oxygen derivatives and nitric oxide production,22 tumorici ...
Science Summer Project - Rising 7th Grade
Science Summer Project - Rising 7th Grade

... Draw​ and ​label​ a diagram of two cells: one plant and one animal. Understand and include a brief description of the function of each organelle that you label. Your Diagrams: ● You must draw each diagram yourself ● One labelled diagram of a plant cell ● One labelled diagram of an animal cell ● Must ...
Gram-Negative Bacteria: “Inner” vs. “Cytoplasmic” or “Plasma
Gram-Negative Bacteria: “Inner” vs. “Cytoplasmic” or “Plasma

... structure [11], probably the result of convergent evolution. In consequence, it is very possible, as suggested by Gupta [2] that different pathways leading to an additional protective layer were discovered (or even re-discovered) independently by various types of bacteria. This author suggests that ...
An Introduction to the Reference Module in Life Sciences
An Introduction to the Reference Module in Life Sciences

... our distinction between the prokaryotic and eukaryotic life domains. Eukaryotic cells are organized as small factories with each compartment devoted to specific functions. Compartmentalization is often achieved through the use of membranes, which provide physical boundaries that allow the formation o ...
GINGIVAL ENLARGEMENT (NXPowerLite)1 - tooth
GINGIVAL ENLARGEMENT (NXPowerLite)1 - tooth

...  It has high affinity for growth factors has been attributed to this proteoglycans ,which ia able to retain these factors inside the basement membrane.  Perlecan acts as a major reservoir of FGF-2. ...
cell cycle
cell cycle

...  They may make their own growth factor  They may convey a growth factor’s signal without the presence of the growth factor ...
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Cell encapsulation



Cell microencapsulation technology involves immobilization of the cells within a polymeric semi-permeable membrane that permits the bidirectional diffusion of molecules such as the influx of oxygen, nutrients, growth factors etc. essential for cell metabolism and the outward diffusion of waste products and therapeutic proteins. At the same time, the semi-permeable nature of the membrane prevents immune cells and antibodies from destroying the encapsulated cells regarding them as foreign invaders.The main motive of cell encapsulation technology is to overcome the existing problem of graft rejection in tissue engineering applications and thus reduce the need for long-term use of immunosuppressive drugs after an organ transplant to control side effects.
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