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Yale BENG 100 - Exam 1.2
Yale BENG 100 - Exam 1.2 (BME Saltzman)
26
Engineering
Undergraduate 1
03/02/2010

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Cards

Term
nucleotide structure
Definition
[image]
Term
diff in ribose and deoxyribose
Definition
OH group for ribose on 2' carbpn
Term
direction you read dna
Definition
5' to 3'
Term
transciption/translation molecules
Definition
rna polymerase, mrna, trna
Term
rna goes to mrna?
Definition
splicing (get rid of introns)
Term
antisense therapy
Definition
send in complimentary dna
Term
rna interference
Definition
send in complimentary rna
Term
vector stuff
Definition
ORI (host cell enzymes bind here), DNA, antibiotic resistance gene
Term
PCR
Definition
polymerase chain reaction. uses Taq Polymerase to work, works at the high temperatures required. primer gets it going at the sense and anti-sense 3' end
Term
detection of mutated genes
Definition
gel electrophoresis (smaller or larger cuts based on resistriction site elimination or productin)
Term
therapeutic protein synthesis
Definition
cDNA and plasma vectors in bacteria
Term
in vitro
in vivo
ex vivo
Definition
in the glass
in the lifeform
out of the lifeform
Term
transgene
Definition
foreign gene or modified endogenous gene
Term
dna delivery vectors
Definition
viruses (retrovirus -- reverse transcriptase gets it going. adenovirus)
liposomes
polymeric delivery vectors (DNA encapsulated in biodegradable polymers)
Term
retroviruses
Definition
only transduce dividing cells
randomly integrates into host genome
passed on to subsequent cells
less than 7kb gene size
Term
adenoviruses
Definition
transduce non-dividing cells. immunogenic. transient expression in 2-3 weeks
Term
ideal dna delivery vector
Definition
large genes, absence of immunogenicity, targeted delivery, high transduction efficiency, ability to turn on or off gene expression, ability to modulate levels of expression based on things
Term
differences in human and bacterium cell
Definition
size (1 to 20 um) cell wall, organelles, flagella, nucleus
Term
phases of division
Definition
interphase and mitosis (prophase, metaphase, anaphase, telophase)
prophets metitate about answering the tele
Term
cells in fetus
Definition
exponential
Term
rate of growth of fetus is indicated by...
Definition
increase in cell number, increase in linear length
Term
what holds us together?
Definition
cellular junctions, extracellular matrix
Term
blastocyst
Definition
the preembryo structure with embryoblast
Term
characteristics of stem cells
Definition
asymmetrical division, differentiation (turns into something else), and potential (lots of options!)
Term
lots of potential
Definition
pluripotent
Term
stem cells go to?
Definition
progenitor cells, which have a limited number of divides and are pushed in a direction
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