Search results for "Stem cell" - New World Encyclopedia
From New World Encyclopedia
- process by which an unspecialized cell becomes specialized into one ... the ability to divide to maintain the stem cell population. They are the ...10 KB (1,501 words) - 01:40, 13 January 2023
- an enlarged, fleshy, generally underground stem of certain seed plants, in ... Two different groups of tubers are stem tubers and root tubers. ...10 KB (1,640 words) - 18:40, 2 May 2023
- Similarly, a stem called a rhizome grows horizontally below the surface ... quickly replaced by new cells generated by cell division within the meristem ...11 KB (1,643 words) - 21:37, 15 August 2022
- immune system, and specifically in the cell-mediated immune system. They ... The cell-mediated immune system is very complex and highly coordinated ...15 KB (2,401 words) - 18:36, 24 October 2022
- #The acceptor stem is a 7-bp stem made by the base pairing of the ... #The D arm is a 4 bp stem ending in a loop that often contains dihydrouridine ...13 KB (1,936 words) - 01:34, 2 May 2023
- in low concentrations, the rate of cell elongation in stems, among ... (growth of stems toward light), inhibit cell elongation in roots, impact ...15 KB (2,169 words) - 05:59, 10 January 2023
- In organisms that reproduce sexually, once a sperm fertilizes an egg ... blastula undergo coordinated processes of cell division, invasion, and/or ...8 KB (1,283 words) - 18:00, 13 February 2024
- are typically composed of a soma, or cell body, a dendritic tree, and ... The axon of a neuron (nerve cell) is a long, slender projection that ...10 KB (1,539 words) - 23:55, 3 December 2023
- The glial cells surround both the central cell bodies and the extensions ... Glia retain the ability to undergo cell division in adulthood, while ...15 KB (2,279 words) - 07:55, 24 January 2023
- presence of clearly differentiated "stem" and "leaves," ... Members of the Sphagnum genus consist of a main stem, with tightly ...14 KB (2,165 words) - 15:20, 27 April 2023
- Red blood cell, or erythrocyte, is a hemoglobin-containing blood cell ... when mature, meaning that they lack a cell nucleus and as a result, have ...16 KB (2,383 words) - 02:30, 8 December 2022
- In the vertebrate body, the liver is the largest gland (i.e., a cell ... the liver is the main site of red blood cell production. The fetal liver ...15 KB (2,224 words) - 20:54, 3 November 2022
- of generations life cycle, apical cell growth, cuticle, antherida ... with an alternation of generations, apical cell growth (meristem-like growth ...11 KB (1,564 words) - 10:22, 21 January 2023
- one which shows no distinction of parts: stem and leaf, and a simple root ... ring, vascular bundles are scattered in the stem, leaf veins form a parallel ...33 KB (5,220 words) - 01:41, 9 January 2023
- DMSO is also used as a cryoprotectant, added to cell media in order ... used to preserve organs, tissues, and cell suspensions. Without it, up ...12 KB (1,770 words) - 16:50, 22 July 2020
- ===Ethical issues in abortion and embryonic stem cell research=== permissible? Why or why not? Does the stem cell constitute a person? Which ...22 KB (3,471 words) - 09:37, 10 March 2023
- search, Brecker was unable to find a matching stem cell donor. In late 2005, he was the recipient of an experimental partial matching stem cell transplant ...11 KB (1,729 words) - 16:53, 9 November 2022
- ====Scanning Transmission Electron Microscope (STEM) ==== The STEM rasters a focused incident probe across a specimen that ...20 KB (2,873 words) - 15:58, 13 February 2024
- speech, is the outermost layer of a woody stem, derived from the cork cambium ... The vascular cambium is a part of a woody stem where cell division occurs ...16 KB (2,451 words) - 20:36, 23 May 2020
- *Platelets (thrombocytes) are cell fragments that play an important ... Blood cells are produced by specialized stem cells, located in the ...16 KB (2,426 words) - 18:13, 31 October 2023
- means of a conductive plate (i.e., a solar cell precursor). The radiant energy ... placed on the metal cap spreads to the stem and the gold leaf of the electroscope ...23 KB (3,443 words) - 04:26, 24 November 2022
- any one species. Development proceeds by cell division until maturity; further ... considered that they probably represent a stem group of living tardigrades ...13 KB (1,883 words) - 04:32, 27 February 2023
- While the term mushroom is often associated with fungi that have a ... differ from bacteria, which do not have a cell nucleus; they are not a plant ...22 KB (3,256 words) - 19:06, 10 November 2022
- signals between a neuron and another cell. Sound waves moving through ... cranial nerve to both sides of the brain stem and up to the portion of the ...23 KB (3,869 words) - 17:32, 12 February 2024
- osteoclasts are derived from a monocyte stem-cell lineage, they are equipped ... osteoclasts, coupled together via paracrine cell signaling, are referred to ...19 KB (2,819 words) - 07:21, 17 November 2023
- both of which contain several different cell types that perform specialized ... constructed by a particular class of glial cell called astrocytes. Blood vessels ...28 KB (4,199 words) - 22:35, 20 November 2023
- of chemicals are used for this type of cell-to-cell communication, including ... induce proliferation, and sustain cultures, of stem cells. ...17 KB (2,310 words) - 08:47, 28 June 2022
- most diagnostic feature. A basidium is a cell in which nuclear fusion and ... the clamp connection, by components of the cell wall, and definitively by ...22 KB (3,202 words) - 04:39, 11 January 2023
- which has yielded important insights into cell biology. ... the placement of stems and leaves on a stem (i.e. alternate or opposite ...17 KB (2,438 words) - 19:52, 20 November 2023
- biosynthesis and signaling networks, Plant Cell 14 Suppl: S131-51. It is also ... ACC which travels through the xylem to the stem and leaves where it is converted ...26 KB (3,781 words) - 04:36, 22 March 2024
- and organs; it protects against oxidative cell damage from free radicals; ... shaped leaf that lacks a distinct leaf stem. Trichopitys is distinguished ...22 KB (3,334 words) - 07:46, 24 January 2023
- contexts. It comes from the Late Latin stem monad-, derived from the Greek ... *In early biology, the indivisible life essence, either the cell or ...11 KB (1,598 words) - 19:53, 9 November 2022
- cells and basophils (a type of white blood cell) are excessively activated ... to be another type of hypersensitivity, the cell-mediated (or delayed) reaction ...22 KB (3,374 words) - 00:41, 9 January 2023
- below the thalamus, just above the brain stem, and occupies the major portion ... and this complex is translocated to the cell nucleus where it interacts ...21 KB (2,814 words) - 13:22, 4 February 2023
- which arise from a short subterranean stem that is actually a bulb-like ... may rapidly secrete protons into their cell walls, loosening them, and ...15 KB (2,279 words) - 17:48, 3 May 2023
- keratin. The keratinized cells arise from cell division in the hair matrix ... of connective tissue and a capillary loop. Cell division in the papilla is ...25 KB (4,025 words) - 13:24, 24 January 2023
- ** stipe: a stem-like structure (may be absent) ** holdfast: specialized basal structure providing attachment to a surface, often a rock or another ...11 KB (1,607 words) - 17:38, 25 January 2023
- of but a few thousand cells and only three cell layers and four cell types ... With just four cell types, three cell layers, and only a few thousand ...38 KB (5,754 words) - 16:47, 2 May 2023
- Nociceptors are the free nerve endings of neurons that have their ... These neurons terminate widely in the brain stem, with one tenth of fibers ...18 KB (2,786 words) - 10:58, 11 March 2023
- are typically composed of a soma, or cell body, a dendritic tree, and ... received from other neural cells to the cell body. Gray matter contains ...37 KB (5,767 words) - 21:40, 7 February 2023
- , neuron, for "nerve cell" and the suffix grc|-λογία ... neurites—thin extensions from a neuronal cell body, consisting of dendrites ...32 KB (4,338 words) - 04:35, 11 March 2023
- derived from carbohydrates stored in the stem. This is then concentrated ... is related to positive pressures in the stem, with maximum yields when ...18 KB (2,816 words) - 11:09, 9 March 2023
- white flowers, that form on an elongated stem arising from the center of ... a sharp blade to chop onions will limit the cell damage and the release of ...16 KB (2,477 words) - 10:33, 11 March 2023
- * Stem cell (creation, research, and use) * Suicide * Surrogacy * Sustainability of the Planet * Transhumanism (human physical and cognitive enhancement ...12 KB (1,586 words) - 17:53, 31 October 2023
- , and stored in a small chamber (a "cell"), with the egg deposited ... typically creates a compartment (a "cell") with an egg and some ...24 KB (3,674 words) - 10:22, 26 September 2023
- leaves, or a lack of clearly differentiated stem and leaves all point to the ... however, the lack of clearly differentiated stem and leaves in thallose species ...21 KB (3,070 words) - 11:11, 9 March 2023
- the epimastigotes move onto the rectal cell wall. There, they become infectious ... drug cyclosporin. Recently, direct stem cell therapy of the heart muscle ...38 KB (5,449 words) - 02:04, 13 January 2023
- Church's stance on matters such as embryonic stem cell research, human cloning, in vitro fertilization, euthanasia, evolution, interfaith matters ...28 KB (4,358 words) - 07:02, 3 August 2022
- nucleotides long.J. Hogle, "Poliovirus cell entry: Common structural themes ... is initiated (1) by binding to the cell surface receptor CD155. The ...72 KB (10,129 words) - 16:53, 27 December 2023
- prone to illegal behavior, or does crime stem from a failure of social policy? ... Female Section.JPG|thumb|left|250 px|Female cell hall in Victoria Prison, Hong ...31 KB (4,789 words) - 23:00, 30 November 2022
- (Brassicaceae), characterized by an upright stem, large, long-stalked, oblong ... * Purves, D., and J. W. Lichtman. 1985. Cell marking with horseradish ...16 KB (2,357 words) - 14:25, 7 February 2024
- egg granulomas, Symmers’ pipe stem periportal fibrosis, portal hypertension, and occasional embolic egg granulomas in brain or spinal cord ...18 KB (2,573 words) - 17:07, 25 January 2023
- Anthropologists speculate that this may stem from early beliefs that spirits ... such as a mind/soul of a single cell (with very primitive, elemental ...17 KB (2,627 words) - 21:55, 28 October 2020
- * Stem oil, derived from the twigs, consists of 90-95 percent eugenol ... its major components to human skin cells. Cell Prolif. 39: 241-248. ...16 KB (2,422 words) - 07:33, 14 January 2023
- A vocal supporter of stem cell research, Hatch was one of 58 senators who signed a letter directed to President George W. Bush, requesting the ...48 KB (6,423 words) - 21:40, 4 December 2022
- doctors for people having low red blood cell count. Also known among the ... season! If no cruel hand pluck me from my stem, yet I must perish ...27 KB (3,937 words) - 00:49, 9 January 2023
- The CNS should be able to recruit oligodendrocyte stem cells capable of turning into mature myelinating oligodendrocytes, but it is suspected that something ...42 KB (6,258 words) - 02:34, 11 March 2023
- issues such as same-sex marriage and embryonic stem cell research. In 2004, Missouri voters overwhelmingly (71 percent) passed an amendment to the state ...37 KB (5,435 words) - 11:13, 10 March 2023
- and fungi store their DNA inside the cell nucleus, while in prokaryotes ... and P. Walters, Molecular Biology of the Cell, 4th edition. (New York: Garland ...74 KB (10,725 words) - 07:36, 12 January 2024
- It is a combination of poly, stem of πολυς meaning "many; ... * Each cell in a Voronoi tessellation is a convex polyhedron. In the ...42 KB (6,082 words) - 00:20, 12 April 2023
- although many people are negative about embryonic stem-cell research, they are not upset with the fact that thousands of embryos actually die at various ...28 KB (4,212 words) - 20:38, 3 May 2023
- George Otis Winston III (February 11, 1949 – June 4, 2023) was an American pianist who was a popular contemporary instrumental performer. Best ...27 KB (3,773 words) - 21:17, 29 October 2023
- whether the pigment is grouped inside the cell or is spaced throughout the ... Goldfish have behaviors, both as groups and as individuals, that stem ...24 KB (3,750 words) - 11:55, 24 January 2023
- involve the whole body (Prechtl 2001). Brain stem activity has been detected as early as 54 days after conception (Singer 1996). Some fingerprint formation ...27 KB (3,955 words) - 17:28, 26 March 2024
- broad. Under ideal conditions, stem growth continues, producing new ... carbohydrates protecting the seed's cell viability, can undergo desiccation ...46 KB (6,635 words) - 22:34, 28 January 2024
- When light strikes a photosensitive cell in an animal eye, it is absorbed ... and the entire assembly is anchored in the cell wall by various bushings. ...70 KB (10,563 words) - 12:54, 7 February 2023
- kill the delicate coral polyps. The myth may stem from tiny chunks of coral in a wound taking a long time to be expelled, giving the impression that ...26 KB (4,043 words) - 19:01, 14 January 2023
- bowls ("oh tum") and the silver stem bowls ("khan"). ... Rock bands popular with the younger generation in Laos include The ...42 KB (6,594 words) - 06:54, 4 March 2023
- several unsettled disputes, many of which stem from the period of occupation ... Technology, including feature-rich cell phones and pervasive online ...42 KB (5,837 words) - 16:22, 6 March 2024
- *[http://www.eescn.org.uk/sci Cambridge Stem Cell Initiative] *[http://www.lib.cam.ac.uk Cambridge University Library] *[http://www.cambridge ...34 KB (4,989 words) - 13:06, 3 May 2023
- ... I am the absolute source, my existence does not stem from my antecedents, from my physical and social environment; instead it moves out towards them ...52 KB (7,802 words) - 17:57, 26 March 2023
- popular piety in a determined effort to stem the appeal of Protestantism ... surrounding abortion, euthanasia, stem cell research, war, and capital ...80 KB (12,653 words) - 04:49, 16 December 2022
- Through his long imprisonment, much of it spent in a cell on Robben ... and that his actions and conviction stem from his Christian faith. ...40 KB (6,067 words) - 04:28, 11 March 2023
- which had limited funding of embryonic stem cell research, stating that ... [http://www.cnn.com/2009/POLITICS/03/09/obama.stem.cells/index.html ...70 KB (9,939 words) - 08:02, 20 September 2023
- The rebels organized themselves with a cell structure but many armed bands ... the British found themselves unable to stem the tide of insurgency. It ...44 KB (6,886 words) - 16:58, 7 November 2022
- for years, Saddam now needed oil money to stem a looming economic crisis ... The following day he was visited in his cell by members of the Iraqi Governing ...67 KB (10,170 words) - 20:39, 17 April 2023
- future breakthroughs in tissue rejuvenation with stem cells, organs replacement (with artificial organs or xenotransplantations) and molecular repair ...47 KB (7,217 words) - 08:56, 28 January 2024
- 2007-04-30, foreword "From a Pilgrim Cell," xiii–xiv ... The roots of the war stem from the increasing numbers of English colonists ...62 KB (9,521 words) - 01:56, 10 April 2023
- domestic issues such as federal funding of stem cell research, the ineffective federal response to Hurricane Katrina, and controversies such as NSA warrantless ...61 KB (9,229 words) - 08:20, 23 January 2023
- last day of the war, the U-boat arm was unable to stem the tide of men and material, paving the way for Operation Torch, Operation Husky, and ultimately ...65 KB (10,100 words) - 13:44, 28 April 2023
- Those changes stem largely from efforts begun in the late nineteenth century by the kingdoms of Cochin and Travancore to boost social welfare ...79 KB (10,302 words) - 22:30, 3 March 2023
- key chains, mouse pads, plush dolls, cell phone caddies, and designs ... sometimes grotesque images and motifs also stem from the Zen koan (conundrum ...78 KB (11,609 words) - 09:53, 1 April 2024
- beauty of form, and roundness of the dome stem. The outer surfaces of the ... scientists cloned a sheep by somatic cell nuclear transfer. ...82 KB (12,001 words) - 11:17, 6 March 2024
- tumor of the middle part of her brain stem. Amy Chillag and Cole Higgins, [https://edition.cnn.com/2019/03/01/health/iyw-girl-cancer-dog-photos ...110 KB (16,075 words) - 19:19, 31 July 2023