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Mesenchyme       Article     History   Tree Map
  Encyclopedia of Keywords > Epithelium > Mesenchyme   Michael Charnine

Keywords and Sections
ECTOMESENCHYME
WNT7A
NEURAL CREST-DERIVED MESENCHYME
DISTAL LIMB MESENCHYME
PRIMARY MESENCHYME CELLS
MESENCHYME CELLS
HEAD MESENCHYME
NUMBER
INTERACTION
KINDS
TIP
TOOTH
VITRO
DIFFERENTIATION
ORGANS
FIG
FORMATION
THREE GERM LAYERS
TISSUES
SPLEEN
DATA
DOWNSTREAM
DEVELOPMENT
TYPE
FETUS
SKELETON
FIBROBLASTS
BLOOD VESSELS
EPITHELIAL CELLS
FETAL DEVELOPMENT
NEURAL TUBE
EXTRACELLULAR MATRIX
CONNECTIVE TISSUES
SOMITES
SKULL
INTRAMEMBRANOUS OSSIFICATION
FORMING
FORMS
FORM
LIMBS
BONES
BONE
CELLS
CONDENSATIONS
CONDENSATION
CORNEA
Review of Short Phrases and Links

    This Review contains major "Mesenchyme"- related terms, short phrases and links grouped together in the form of Encyclopedia article.

Definitions

  1. Mesenchyme is a connective tissue that all other connective tissues come from.
  2. Mesenchyme is the tissue which in Vertebrate embryology has frequently been called embryonic connective tissue. (Web site)
  3. Mesenchyme is the first evident tissue formed from the mesoderm germ layer. (Web site)
  4. Mesenchyme is composed of pleuripotential cells, also known as mesenchymal stem cells.
  5. Mesenchyme is undifferentiated embryonic connective tissue, the true mother lode of cell growth and cell regeneration.

Ectomesenchyme

  1. Ectomesenchyme has similar properties to mesenchyme.

Wnt7A

  1. The current model states that dorsal ectoderm expresses WNT7A, which induces mesodermal LMX1B, instituting polarization of the mesenchyme. (Web site)

Neural Crest-Derived Mesenchyme

  1. Abstract Sequential and reciprocal interactions between the oral ectoderm and neural crest-derived mesenchyme are responsible for tooth development. (Web site)

Distal Limb Mesenchyme

  1. Wnt-7a is required for Lmx-1b expression in distal limb mesenchyme; Lmx-1b activation in the ventral mesenchyme of En-1 mutants requires Wnt-7a. (Web site)

Primary Mesenchyme Cells

  1. Some of the cells of the vegetal pole detach and through ingression become primary mesenchyme cells.

Mesenchyme Cells

  1. Some of the cells of the vegetal pole detach and become mesenchyme cells. (Web site)

Head Mesenchyme

  1. The base and roof of the skull arise from head mesenchyme of mesodermal origin and not from somitic cells.

Number

  1. In addition, the number of endocrine cells that developed in cultured epithelium during a 7-day period was greater without than with mesenchyme (8). (Web site)

Interaction

  1. The lack of enamel formation may be due to the early termination of the interaction between the epithelium and mesenchyme. (Web site)

Kinds

  1. Both kinds of ossification begin with mesenchyme.

Tip

  1. Third, secondary mesenchyme pull the tip of the archenteron towards the animal pole.
  2. The filopodia --thin fibers formed by the mesenchyme cells--found in a late gastrula contract to drag the tip of the archeteron across the blastocoel.

Tooth

  1. The results showed that a new tooth formed after reaggregating the dental mesenchyme. (Web site)
  2. These findings suggest that reaggregated dental mesenchyme cells can produce a tooth. (Web site)

Vitro

  1. Ectopic expression of Wnt7a is sufficient to induce and maintain Lmx1 expression in limb mesenchyme, both in vivo and in vitro. (Web site)

Differentiation

  1. Thomas HF, Kollar EJ. Differentiation of odontoblasts in grafted recombinants of murine epithelial root sheath and dental mesenchyme. (Web site)
  2. Thus Msx2 and Twist cooperate in the control of the differentiation and proliferation of skeletogenic mesenchyme.

Organs

  1. They can grow in all organs, arising from mesenchyme tissue. (Web site)

Fig

  1. This timing resembled that observed in vitro when epithelium was grown with its surrounding mesenchyme (Fig. (Web site)
  2. S1A). At p4, the calvarial bones are widely separated by suture mesenchyme (Fig.

Formation

  1. Evx-1 RNA is first detected in distal limb mesenchyme shortly after the formation of the apical ectodermal ridge. (Web site)
  2. Neural crest cells in the underlying mesenchyme of the gums induce the formation of the dental lamina. (Web site)

Three Germ Layers

  1. As the neural folds close, most neural crest cells change into mesenchyme, an embryonic tissue that consists of star-shaped cells from all three germ layers. (Web site)

Tissues

  1. Thus, mesenchyme has great potential in regenerating diseased or injured tissues of all kinds (van den Bos 1997). (Web site)

Spleen

  1. The spleen is the largest organ derived from mesenchyme and lying in the mesentery. (Web site)
  2. The network of the spleen seems certainly to be derived from cells of the mesenchyme which lose their nuclei. (Web site)

Data

  1. Our data also indicate that the repressive effect of the mesenchyme on Ngn3 expression requires an intact Notch pathway. (Web site)

Downstream

  1. Altogether, such findings show that the mesenchyme exerts a strong repressive effect immediately downstream of Ngn3. (Web site)

Development

  1. In mouse tooth, epidermal BMP4 triggers the mesenchyme to produce Msx1 (and sometimes Msx2) [W+04], just as in the development of the vertebrate limb.
  2. Zohn I.E., Anderson K.V., Niswander L. The Hectd1 ubiquitin ligase is required for development of the head mesenchyme and neural tube closure.

Type

  1. Mucous connective tissue is a type of embryonic connective tissue; it is a subset of mesenchyme. (Web site)

Fetus

  1. Mucous connective tissue is derived from mesenchyme, it supports the umbilical cord of the fetus. (Web site)

Skeleton

  1. B. The axial region of the mesenchyme condenses to produce the skeleton of the limb, chondrification and ossification following as the limb grows.

Fibroblasts

  1. Like other cells of connective tissue, fibroblasts are derived from primitive mesenchyme. (Web site)
  2. Viscous in consistency, mesenchyme contains collagen bundles and fibroblasts. (Web site)

Blood Vessels

  1. Periosteal buds carry mesenchyme and blood vessels in and the process is similar to that occurring in a primary ossification center. (Web site)

Epithelial Cells

  1. Before culturing, Hes1 expression was distributed in all epithelial cells and was lightly expressed in the mesenchyme (Fig. (Web site)
  2. This tube of epithelial cells grows ventrally into mesenchyme; the tube becomes the thyroglossal duct, the tip divides into two lobes, the thyroid glands. (Web site)
  3. The metanephric mesenchyme doesn't condense into epithelial cells if cultured in isolation, but does if it is cultured with ureteric bud tissue. (Web site)

Fetal Development

  1. Most mesenchyme used for commercial purposes is harvested from the tissue surrounding the placenta between the 50th and the 150th day of fetal development.

Neural Tube

  1. During embryogenesis, the murine Pomt1 gene is prominently expressed in the neural tube, the developing eye, and the mesenchyme.
  2. The head mesenchyme that produces the neurocranium initially forms a membrane around the neural tube. (Web site)
  3. LRRTM4 is expressed in the limb mesenchyme, neural tube, caudal mesoderm and in three distinct regions of the head.

Extracellular Matrix

  1. It consists of flattened epidermal cells elevated into a keel-like structure by a supporting core of mesenchyme and extracellular matrix. (Web site)
  2. The mesenchyme cells divide rapidly and migrate along the extracellular matrix (basal lamina) to different parts of the blastocoel.

Connective Tissues

  1. Mesenchyme later differentiates into blood vessels, blood-related organs, and connective tissues. (Web site)
  2. Connective tissues are believed to arise from an embryonic tissue called mesenchyme.

Somites

  1. Mutant embryos also had defects in head mesenchyme, somites, and limb buds. (Web site)

Skull

  1. Highlights • The SKULL develops from mesenchyme around the brain. (Web site)
  2. The Skull • The skull is developed from the mesenchyme surrounding the brain. (Web site)
  3. The neural tube then is covered dorsally by mesenchyme that forms the vertebrae and skull.

Intramembranous Ossification

  1. Mesenchymal stem cells, or MSCs, within human mesenchyme or the medullary cavity of a bone fracture initiate the process of intramembranous ossification.

Forming

  1. At approximately the fifth week, the base thickens, forming the cartilaginous cranial base through neuroectodermal condensation of the mesenchyme. (Web site)
  2. Oral epithelium cells thicken and protrude into the underlying mesenchyme while forming the inner tooth enamel epithelium.

Forms

  1. The epithelium becomes enamel on the outside, and the mesenchyme forms the connective tissue and blood vessels inside. (Web site)
  2. With fetal development, mesenchyme forms the connective tissue between and within the developing tissues and organs. (Web site)
  3. Mesenchyme forms all other connective tissues.

Form

  1. After separation of the neural tube from the superficial ectoderm, mesenchyme also migrates dorsally to form the posterior elements.
  2. The vegetal pole epithelium thickens to form the vegetal plate, which will give rise to primary mesenchyme cells and the archenteron during gastrulation. (Web site)
  3. The mesenchyme surrounding the developing primitive brain condenses to form a mesenchymal capsule, the desmocranium. (Web site)

Limbs

  1. C. The muscles of the limbs develop in situ from the mesenchyme surrounding the developing skeleton.

Bones

  1. Formation of the Limbs • The bones of the limbs, including the bones of the shoulder and pelvic girdles, are formed from mesenchyme of the limb buds. (Web site)

Bone

  1. Intramembranous ossification mainly occurs during formation of the flat bones of the skull; the bone is formed from mesenchyme tissue.
  2. Most of the bone is formed in membrane in the mesenchyme of the mandibular process. (Web site)

Cells

  1. Mesenchyme cells constitute part of the embryo's mesoderm and develop into connective tissue such as bone and blood. (Web site)
  2. In this process, mesenchyme cells develop into chondroblasts and increase in number by cell division. (Web site)
  3. The bones of the skull derive directly from mesenchyme cells by intramembranous ossification. (Web site)

Condensations

  1. The latter are condensations of mesenchyme that give rise to the dentin and pulp of teeth.

Condensation

  1. The neural tube can also form by the condensation of loosely scattered cells, the mesenchyme, diagramed below.
  2. The bony labyrinthine begins in the fourth week as a condensation of mesenchyme and forms a cartilage capsule around the developing membranous labyrinth.
  3. The primary meninges arise from condensation of primitive mesenchyme that surrounds the neural tube.

Cornea

  1. The mesenchyme contributes to the cornea, iris, ciliary body, sclera and blood vessels of the eye. (Web site)
  2. The mesenchyme that surrounds the optic cup, excluding the anterior aspect where it forms the cornea, gives rise to the choroid and sclera. (Web site)

Categories

  1. Epithelium
  2. Medicine > Anatomy > Tissues > Mesoderm
  3. Connective
  4. Medicine > Anatomy > Tissues > Ectoderm
  5. Encyclopedia of Keywords > Information > Structure > Neural Tube

Related Keywords

    * Cartilage * Connective * Ectoderm * Embryo * Epithelium * Mesoderm * Neural Crest * Notochord * Ossification * Papilla
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  Short phrases about "Mesenchyme"
  Originally created: February 19, 2008.
  Links checked: April 22, 2013.
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