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QNR/D
QNR/D
規(guī)格:
貨期:
編號:B165545
品牌:Mingzhoubio

標(biāo)準(zhǔn)菌株
定量菌液
DNA
RNA

規(guī)格:
凍干粉
斜面
甘油
平板


產(chǎn)品名稱 QNR/D
商品貨號 B165545
Organism Coturnix coturnix japonica, quail, Japanese
Tissue neuroretina
Cell Type neuronalinfected with Rous sarcoma virus mutant ts NY-68
Product Format frozen
Culture Properties adherent
Biosafety Level 1

Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.

Disease sarcoma
Age embryo, 7 days gestation
Applications
Neuroretina (NR) is an evagination of the central nervous system (CNS) which is composed of photoreceptors; glial (Muller) cells; horizontal, bipolar, amacrine; and ganglion neuronal cells.
They have high glutamic acid decarboxylase (GAD) activity and they bind monoclonal antibodies raised against chick embryo neuroretina.
Storage Conditions liquid nitrogen vapor phase
Comments
Neuroretinas were dissected from normal quail embryos, dissociated and immortalized by infection with Rous sarcoma virus (RSV) mutant ts NY-68 to establish the QNR ts NY-68 mixed cell line.
QNR ts NY-68 was subsequently cloned to establish the QNR/D cell line. The cells are routinely maintained at 38.5 to 39C. The permissive temperature for transformation is 36C.
Neuroretina (NR) is an evagination of the central nervous system (CNS) which is composed of photoreceptors; glial (Muller) cells; horizontal, bipolar, amacrine; and ganglion neuronal cells.
The cell line displays properties of amacrine and/or ganglion cells.
QNR/D cells can generate tetrodotoxin(TTX)-inhibitable action potentials on electrical stimulation. They have high glutamic acid decarboxylase (GAD) activity and they bind monoclonal antibodies raised against chick embryo neuroretina.
QNR/D cells (ATCC CRL-2532) and QNR/K2 cell (ATCC CRL-2533) were transplanted into chicken embryo eyes. Implanted QNR/D cells migrate only to the retinal ganglion and amacrine cell layers and project neurites in the plane of retina.
In contrast, QNR/K2 cells migrate through the ganglion and amacrine layers, locate in the inner nuclear layer, and project processes across the retina.
Complete Growth Medium The base medium for this cell line is ATCC-formulated Dulbecco's Modified Eagle's Medium, Catalog No. 30-2002. To make the complete growth medium, add the following components to the base medium: fetal bovine serum to a final concentration of 10%.
Subculturing Volumes used in this protocol are for 75 cm2 flask; proportionally reduce or increase amount of dissociation medium for culture vessels of other sizes.
  1. Remove and discard culture medium.
  2. Briefly rinse the cell layer with 0.25% (w/v) Trypsin-0.53mM EDTA solution to remove all traces of serum which contains trypsin inhibitor.
  3. Add 2.0 to 3.0 mL of Trypsin-EDTA solution to flask and observe cells under an inverted microscope until cell layer is dispersed (usually within 5 to 15 minutes).
    Note: To avoid clumping do not agitate the cells by hitting or shaking the flask while waiting for the cells to detach. Cells that are difficult to detach may be placed at 37°C to facilitate dispersal.
  4. Add 6.0 to 8.0 mL of complete growth medium and aspirate cells by gently pipetting.
  5. Add appropriate aliquots of the cell suspension to new culture vessels.
  6. Incubate cultures at 38°C to 39°C.

Subcultivation Ratio: 1:3 to 1:5
Medium Renewal: Every 2 to 3 days

Note: For more information on enzymatic dissociation and subculturing of cell lines consult Chapter 10 in Culture of Animal Cells, a Manual of Basic Technique by R. Ian Freshney, 3rd edition, published by Alan R. Liss, N.Y., 1994.

Cryopreservation

Complete growth medium described above supplemented with 5% (v/v) DMSO.  Cell culture tested DMSO is available as ATCC Catalog No. 4-X.

Culture Conditions
Temperature: 38°C to 39°C
Atmosphere: Air, 95%; Carbon dioxide (CO2), 5%
Name of Depositor B Pessac, D Trisler
Deposited As Coturnix coturnix japonica
References

Pessac B, et al. A neuronal clone derived from a Rous sarcoma virus-transformed quail embryo neuroretina established culture. Nature 302: 616-618, 1983. PubMed: 6300691

Trisler D, et al. Retinal engineering: engrafted neural cell lines locate in appropriate layers. Proc. Natl. Acad. Sci. USA 93: 6269-6274, 1996. PubMed: 8692804

Cohen-Salmon M, et al. Characterization of the promoter of the human KAL gene, responsible for the X-chromosome-linked Kallmann syndrome. Gene 164: 235-242, 1995. PubMed: 7590336

Hay, R. J., Caputo, J. L., and Macy, M. L., Eds. (1992), ATCC Quality Control Methods for Cell Lines. 2nd edition, Published by ATCC.

Caputo, J. L., Biosafety procedures in cell culture. J. Tissue Culture Methods 11:223-227, 1988.

Fleming, D.O., Richardson, J. H., Tulis, J.J. and Vesley, D., (1995) Laboratory Safety: Principles and Practice. Second edition, ASM press, Washington, DC.

Biosafety in Microbiological and Biomedical Laboratories, 5th ed. HHS. U.S. Department of Health and Human Services, Centers for Disease Control and Prevention. Washington DC: U.S. Government Printing Office; 2007. The entire text is available online.

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