The Effects of BDNF on Nitric Oxide Synthase I Using Human SH-SY5Y Cells
Post on 01-Feb-2016
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The Effects of BDNF on Nitric Oxide Synthase I
Using Human SH-SY5Y Cells
By Amir Abyaneh, and Dr. Terrie Rife
Nitric Oxide Synthase I Nitric Oxide Synthase I (NOS I) is an
enzyme that catalyzes the reaction of a free radical, NO•.
Learning and Memory
Neurodegenerative Diseases/Problems
Why do we study it?
Nitric Oxide Synthase I
Human NOS I Structure
Note - Figure is not drawn to scale
Transcription
Translation
5’4 5’3 exon 3- 29
{ >20 kB }
exon 25’15’2
What We Know!Nerve Growth Factor
Trk A
p75
NOS 1 ↑
NEURON
Brain Derived Neurotrophic Factor
Neurotrophin ReceptorNGF – Nerve Growth Factor
P75 and TrkA
BDNF - Brain Derived Neurotrophic Factor
P75 and TrkB
Neurotrophin 3 P75 and Trk C
Neurotrophin 4/5 P75 and TrkB
Cell Lines human neuroblastoma cells SH-SY5Y A model for neuronal differentiation Responds to BDNF after being treated with Retinoic
Acid 5 days
Trk B
SH-SY5Y Cells
p75 RA
RA
RA
RA
RA
Establishing a Protocol
UntreatedRA w/ 10%FBS for 5 Days
BDNF for No Serum for 6 days
MethodsPretreatment with RA and 10% FBS for 5 DaysTreated with BDNF for 2, 4, 6, and 8 days, with a No Treatment controlRNA HarvestingReverse TranscriptionPCR Analysis
Primers – PCR analysis
433bp
380bp
No DNA
NT 2 RA 4 8
GADPH
nNOS
FUTURE PCR analysis of transcripts: 5’1 5’2 5’3 5’4
Note - Figure is not drawn to scale
Transcription
Translation
5’4 5’3 exon 3- 29{ >20 kB }
exon 25’15’2
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