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3D4/31

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  • 2026年03月01日
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    • ATCC Number

      CRL-2844™

    • 品系

      Landrace

    • 器官来源

    • 生长状态

      贴壁生长

    • 库存

      大量

    • 物种来源

    • 是否是肿瘤细胞

      0

    • 细胞类型

      其他细胞类型

    • 年限

      27 days

    • 细胞形态

      单核细胞/巨噬细胞

    • 运输方式

      冻存运输

    Designations: 3D4/31
    Depositors:  J Gren
    Biosafety Level: 2 [cells containing SV40 viral DNA sequences ]
    Shipped: frozen
    Medium & Serum: See Propagation
    Growth Properties: adherent
    Organism: Sus scrofa
    Morphology: macrophage

    Source: Organ: lung
    Strain: Landrace
    Cell Type: macrophage macrophage (alveolar); immortalized with SV40 large T antigentransformed with pSV3-neo
    Permits/Forms: In addition to the MTA mentioned above, other ATCC and/or regulatory permits may be required for the transfer of this ATCC material. Anyone purchasing ATCC material is ultimately responsible for obtaining the permits. Please click here for information regarding the specific requirements for shipment to your location.
    Isolation: Isolation date: December, 1998
    Virus Susceptibility: Bovine adenovirus 3
    Classical swine fever virus
    Human parainfluenza virus 3
    Swinepox virus
    Vesicular stomatitis New Jersey virus
    Porcine adenovirus
    Herpes simplex virus 1
    African swine fever virus
    Pseudorabies virus
    Vaccinia virus
    Swine vesicular disease virus
    Age: 27 days
    Gender: unknown
    Comments: The parental porcine monomyeloid cell line, 3D4, was established in December of 1998 following transfection of primary porcine alveolar macrophage cultures with the pSV3neo plasmid . The plasmid carries the genes for neomycin resistance and SV40 large T antigen. Single cell cloning and selection in G-418 of the 3D4 parental cell line resulted in establishment of 3D4/2 (ATCC CRL-2845 ), 3D4/21 (ATCC CRL-2843 ) and 3D4/31 (ATCC CRL-2844 ). A subpopulation of each cell line was positive, to varying degrees depending on the media formulation, for nonspecific esterase activity and phagocytosis. Addition of DMSO to clone 3D4/31 upregulates the expression of CD14 monocyte marker. These porcine myelomonocytic cell lines may have a wide variety of applications in porcine virology and immunology [PubMed:12088830].
    Propagation: ATCC complete growth medium: RPMI 1640 medium with 2 mM L-glutamine adjusted to contain 1.5 g/L sodium bicarbonate, 4.5 g/L glucose, 10 mM HEPES, 1.0 mM sodium pyruvate supplemented with 0.1 mM nonessential amino acids, 90%; fetal bovine serum, 10%
    Atmosphere: air, 95%; carbon dioxide (CO2), 5%
    Temperature: 37.0°C
    Subculturing: Protocol: Volumes used in this protocol are for 75cm2 flasks; 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 - 0.53 mM EDTA solution to remove all traces of serum that 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. An inoculum of 2 X 10(3) to 2 X 10(4) viable cells/cm2 is recommended.
    6. Incubate cultures at 37�C. Subculture when cell concentration reaches between 8 X 10(4) and 1 X 10(5) cells/cm2.

    Subcultivation Ratio: A subcultivation ratio of 1:6 to 1:8 is recommended
    Medium Renewal: Two to three times weekly
    Preservation: Freeze medium: Fetal bovine serum, 80%; complete growth medium, 10%; DMSO, 10%
    Storage temperature: liquid nitrogen vapor phase
    Doubling Time: 19 hours
    Related Products: Recommended medium (without the additional supplements or serum described under ATCC Medium):ATCC 30-2001
    recommended serum:ATCC 30-2020
    0.25% (w/v) Trypsin - 0.53 mM EDTA in Hank' BSS (w/o Ca++, Mg++):ATCC 30-2101
    Cell culture tested DMSO:ATCC 4-X
    Erythrosin B vital stain solution:ATCC 30-2404
    Trypan Blue vital stain solution:ATCC 30-2402
    MEM Non-Essential Amino Acid Solution, 100x:ATCC 30-2116
    References: 92770: Weingartl HM, et al. Continuous porcine cell lines developed from alveolar macrophages: partial characterization and virus susceptibility. J. Virol. Methods 104: 203-216, 2002. PubMed: 12088830

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    • 细胞凋亡中Caspase-3活性的检测

      , 5~10min/次?→ECL显影或NBT/BCIP显色。结果如图9-2: 2 荧光分光光度计分析 原理:活化的Caspase-3能够特异切割D1E2V3D4-X底物,水解D4-X肽键。根据这一特点,设计出荧光物质偶联的短肽Ac-DEVD-AMC。在共价偶联时,AMC不能被激发荧光,短肽被水解后释放出AMC,自由的AMC才能被激发发射荧光。根据释放的AMC荧光强度的大小,可以测定caspase-3的活性,从而反映Caspase-3被活化的程度。方法:收获细胞正常

    • Caspase-3活性的检测

      , 5~10min/次?→ECL显影或NBT/BCIP显色。结果:2、荧光分光光度计分析原理:活化的Caspase-3能够特异切割D1E2V3D4-X底物,水解D4-X肽键。根据这一特点,设计出荧光物质偶联的短肽Ac-DEVD-AMC.在共价偶联时,AMC不能被激发荧光,短肽被水解后释放出AMC,自由的AMC才能被激发发射荧光。根据释放的AMC荧光强度的大小,可以测定caspase-3的活性,从而反映Caspase-3被活化的程度。  方法:收获细胞正常或凋亡细胞,PBS洗涤,制备细胞裂解液,加Ac

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