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*  Blastema
A blastema is a mass of cells capable of growth and regeneration into organs or body parts. Historically, blastemas were ... These fibroblasts multiply to form a blastema, the progenitor for a new limb. Blastema cells can grow in any type of cells but ... Blastemas are typically found in the early stages of an organism's development such as in embryos, and in the regeneration of ... Most animals, however, cannot produce blastemas. When the limb of the salamander is cut off, a layer of epidermis covers the ...
*  Metanephrogenic blastema
The metanephrogenic blastema or metanephric blastema (or metanephric mesenchyme, or metanephric mesoderm) is one of the two ... The metanephric blastema mostly develops into nephrons, but can also form parts of the collecting duct system. The system of ... GDNF, gonadal derived neurotrophic factor, is produced by the metanephric blastema and is essential in binding to the Ret ... Mesenchyme Metanephros Blastema Kidney development Swiss embryology (from UL, UB, and UF) turinary/urinhaute01 genital-017a- ...
*  Metanephric dysplastic hematoma of the sacral region
showed blastema, glomeruli and tubuli. In several cases the mass was removed during reparative surgery for meningocele or ... reported a lumbosacral nephrogenic rest including blastema (mature tubules and nephrons) in abundant stroma unassociated to ...
*  Metanephric adenoma
Blastema is absent whereas calcospherites may be present. Glomeruloid figures are a striking finding, reminiscent of early ...
*  Ellen Heber-Katz
Edwards, RG (2015-09-28). "From embryonic stem cells to blastema and MRL mice". Reprod. Biomed. Online. 16: 425-61. PMID ... "Matrix metalloproteinase activity correlates with blastema formation in the regenerating MRL mouse ear hole model". ...
*  Betty Hay
They traced the blastema cells with titrated thymidine and discovered that the epidermis did not enter the blastema. The ... They worked on tracing the origin of the cells in regenerating blastema. By transitional electron microscopy (TEM) they showed ... She confirmed that the limb tissues gave rise to undifferentiated blastema cells. Through this research, Betty came to the ... Hay, Elizabeth Dexter; Fischman, D.A. (1961). "Origin of the blastema in regenerating limbs of the newt Triturus viridescens. ...
*  Regeneration (biology)
First, the local cells dedifferentiate at the wound site into progenitor to form a blastema Second, the blastemal cells will ... During limb regeneration species in both taxa form a blastema following autotomy with regeneration of the excised limb ... Development and regeneration involves the coordination and organization of populations cells into a blastema, which is "a mound ... After amputation, stump cells form a blastema formed from neoblasts, pluripotent cells found throughout the planarian body. New ...
*  Nephron
Instead of originating from the metanephrogenic blastema, the collecting duct originates from the ureteric bud.[citation needed ...
*  Bone morphogenetic protein 7
The role of BMP7 in mammalian kidney development is through induction of MET of the metanephrogenic blastema. The epithelial ...
*  Hox genes in amphibians and reptiles
After the loss of a limb, cells draw together to form a clump known as a blastema. This superficially appears undifferentiated ...
*  Kidney development
Signals released from the ureteric bud induce the differentiation of the metanephrogenic blastema into the renal tubules. As ... intermediate mesoderm in contact with the tips of the branching ureteric bud is known as the metanephrogenic blastema. ...
*  Rudolf Virchow
His teacher Müller had proposed that cancers originated from cells, but from special cells, which he called blastema.) In 1855 ...
*  Collecting duct system
The connecting tubule derives from the metanephric blastema, but the rest of the system derives from the ureteric bud. Because ...
*  Ureteric bud
... originate from the metanephric blastema. It is also sometimes called the "mesonephric diverticulum". genital-017-Embryo Images ...
*  TP53
Decreased levels of p53 were also shown to be a crucial aspect of blastema formation in the legs of salamanders. p53 regulation ... such as blastema formation. Cells with decreased levels of p53 have been shown to reprogram into stem cells with a much greater ...
*  Development of the urinary system
The metanephrogenic blastema is moulded over the growing end of the latter, and becomes a part of the metanephros in this way. ... The renal corpuscles and renal tubules, in contrast, are developed from the metanephrogenic blastema instead of from the ... the precursor of the renal tubules develop from the metanephrogenic blastema. The ureteric bud subsequently grows into the ...
*  Salamander
It seems that after the loss of a limb, cells draw together to form a clump known as a blastema. This superficially appears ...
*  Echinoderm
In epimorphosis stem cells-either from a reserve pool or those produced by dedifferentiation-form a blastema and generate new ...
*  Wilms' tumor
Pathologically, a triphasic nephroblastoma comprises three elements: blastema mesenchyme (stroma) epithelium Wilms tumor is a ... malignant tumor containing metanephric blastema, stromal and epithelial derivatives. Characteristic is the presence of abortive ...
*  Clifford Tabin
... and described the expression of retinoic acid receptor and Hox genes in the blastema. Comparative studies by Ann Burke in his ...
*  Rejuvenation (aging)
For regeneration the salamander tissues form a blastema by de-differentiation of mesenchymal cells, and the blastema functions ...
*  Leonard Betts
She notes that what Scully and Burks mistook for tumors were actually blastema, or masses of cells capable of growth and ...
*  Italy in the Eurovision Song Contest 2013
Andrea Nardinocchi Antonio Maggio Blastema Ilaria Porceddu Il Cile Irene Ghiotto Paolo Simoni Renzo Rubino On 16 February 2013 ...
*  Ureteral neoplasm
... the primary division is between derivatives of the metanephric blastema and those of the ureteric bud. Because of this, ...
*  Mesonephros
The Wolffian body is composed of: mesonephros + paramesonephrotic blastema) The mesonephros acts as a structure similar to the ...