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CSB331-Final Exam
61 cards·by SGlucose
Harry
Under the control of Notch transcription factor, wave like expression during somatogenesis
(L14)
Meso1
Under the control of Notch transcription factor/induces Eph4A
dermatome
forms dermis of back
myotome
forms all of the body's skeletal muscle cells
sclerotome
forms cartilage of ribs and vertebrae
primaxial dermamyotome(location)
closer to the neural tube
abaxial dermamyotome
farther from the neural tube
pax3
TF, expressed by abaxial dermamyotome
Myf 5
TF, expressed by primaxial dermamyotome, induce the expression of other MRF(muscle reg
factors)
c-met
expressed by migrating limb abaxial cells, receptor for scatter factor, controlled by Pax3
Lbx1
expressed by migrating limb abaxial cells, controlled by Pax3
scatter factor
a chemoattractant, binds to c-met
syncytium
a multinucleated cell formed from a fused cell
meltrin
muscle specific MMPs
myoferlin
muscle specific prot, binds to and stabilizes phospholopids
dysferlin
binds to and stabilized phospholipds
hyperplasia
inc (muscle) fibers
hypertrophy
larger (muscle) fibers
Pax7
the star of satellite cells, promotes survival
MyoD
Muscle TF, induce the expression of other MRF(muscle reg factors)
aposition
depositing matrix on free surfaces
Tabecular bone
spongy bone
lacuna
space in the bone that is occupied by osteocytes
canaliculi
proccesses(with gap junctions) connecting the osteocytes
aggracan
an important proteogylcan in collogen
SOX9
a signature chondrocyte transcription factor
Runx2
a TF. one of the master regulators of turning a fibroblasts into an osteogenic phenotype over a
chondrogenic pheno
bone collar
see L 17
endochondral ossification
bone creations that relies on a cartilage template
intramembranous ossification
mesenchyme tissues is directly conveted into bone (Ihh-->Wnt-->Runx2--->osteoblast)
OPG
secreted by osteoblasts, regulates bone resorption/formation, binds the RANKL on
osteoblasts,
hemangioblasts
precursors for endothelial and hematopoetic cells
angiopoetins
attract pericytes to the vasculature by binding to Tie2 on pericytes
HIF
Hypoxia Inducing Factor, stimulates VEGF expression, degraded under high [O2]
HRE
hypoxia response element
Kit
a receptor on hemateopoeitic stem cell that binds to a BMSC ligand, this promotes
survival/proliferation/stem cell character
megakaryocyte
produces platlets
blood sinus
thin walled blood vessel, were blood cells enter circulation
diapedesis
movement or passage of through intact capilary walls and into surrounding tissue
selectin
TM receptors that bind sugars
Sialyl Lewis sugars
one of the ligands of selectin
alphaLbeta2 (LFA-1)
integrin expressed by neutraphils, binds ICAM-1
IL-8
cytokine produced by macrophages, caused alphaLbeta2 activation
talin
activate aplhaLbeta2 in response to activation of the IL-8 receptor
JAM-1
another counter receptor bound by alphaLbeta2
netrin
secreted by the floor plate, attracts commissural neurons
DCC
binds to netrin
stromal cells of bone marrow
BMSC
RANK
receptor on monocytes, its activation stimulates differntiation into osteoblasts
RANKL
ligand for RANK
biphosphonate
inhibits prenylation-->inhibits osteoclast activity
E-selectin
unregulated on endothelial cells in response to inflammatory response
LFA-1
lymphocyte function associate antigen-1 (alphaLbeta2)
Comm
an endosomal sorting receptor
TCF
co-activator of b-cat (involved in causing activating genes in response to Wnt signalling)
ADAM10
interacts with ephrin and eph, cleaves E-cad
Adenomatou polyposis coli
a genetic disorder, involves a mutation in APC, which is involved in degrading beta-cad
myotubes
multinucleate cells the will form myofibers
myofibers
what make muscle fibers. we are born with our adult number of myofibers
Horizontal gaze palsy and progressive scoliosis
associated with Robo3 mutations
Diapadesis
The movement or passage of blood cells, especially white blood cells, through intact
capillary walls into surrounding body tissue.