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4ans

233views

Can fetal bovine serum still be used for animal cell culture after repeated freeze-thaw cycles?

Supplier & Sourcing GGenePro 2026-09-15 #Fetal Bovine Serum #Repeated freeze-thaw #Cell culture

5ans

348views

After the recombinant cytokine lyophilized powder is dissolved, repeated freeze-thaw cycles cause a severe drop in activity. What should be done?

Storage & Shipping 林林小小 2026-08-28 #Recombinant cytokines #Lyophilized powder #Activity

5ans

274views

After thawing fetal bovine serum, if white flocculent precipitate appears, can it still be used?

Lab Techniques 孙孙鹏 2026-09-09 #Fetal Bovine Serum #Primary culture #Serum precipitate

5ans

226views

How should the remaining wells of an ELISA kit microplate be stored after stripping the strips? Is the inter-batch variation large?

Compliance DDavid 2026-08-27 #ELISA kit #Microplate #Strip

ELISA试剂盒

Plant PDH E1αElisa K...

4ans

194views

How should the dosage of anti-human CD3 monoclonal antibody for flow cytometric detection of human T cell surface be titrated?

Reagent Selection AAntibodyZone1727 2026-05-03 #Monoclonal antibody #Flow cytometry #CD3

5ans

218views

When stimulating PBMC with recombinant human cytokines, how should they be aliquoted and stored to prevent degradation?

Storage & Shipping WWang7665 2026-09-09 #Recombinant protein #Cytokine #Aliquot and store

3ans

238views

Will repeated freeze-thaw cycles after dissolving primer and probe dry powder affect the experimental results?

Lab Techniques 细细胞君 2026-08-26 #Primer storage #Probe stability #Freeze-thaw

3ans

227views

After reconstitution, will the activity of the recombinant protein significantly decrease if stored at 4°C for one week?

Reagent Selection 罗罗娜 2026-08-29 #Recombinant protein #Cell culture #Storage conditions

4ans

223views

Tissue chip to do multiple immunofluorescence, continuous section thickness and repair conditions how to determine?

Reagent Selection 小小小小哥7899 2025-11-19 #Tissue microarray #Multiplex immunofluorescence #Antigen retrieval

Recombinant Rat 4-1B...

4ans

159views

How long can IPTG be stored in -20 after preparing 1M mother liquor?

Reagent Selection LLeoTube1466 2026-02-24 #IPTG #Stock solution storage #Shelf life

4ans

195views

Will repeated freezing and thawing of cell cryopreservation solution after packaging affect its effectiveness? Commonly used large packaging in laboratories

Lab Techniques TTom7693 2026-08-29 #Aliquot and store #Repeated freeze-thaw #Cell cryopreservation solution

4ans

331views

After preparing HRP and storing it in a refrigerator at 4 degrees Celsius, how long can the activity generally remain stable without decreasing?

Lab Techniques SSample5751 2026-02-24 #HRP storage #Activity stability #Western blot

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