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Molecular Biology

Cosmo Bio USA offers a comprehensive and expertly curated Molecular Biology portfolio designed to power everything from foundational gene analysis to advanced molecular engineering. Cosmo Bio Co., Ltd. leads with a broad range of high-quality reagents and kits, including PCR and RT-PCR systems, nucleic acid purification tools, and gene expression analysis reagents—streamlining critical workflows with proven reliability. Labiskoma adds precision with specialized nucleic acid amplification and detection kits for rapid, accurate molecular diagnostics. Yeastern Biotech boosts cloning success with a powerful selection of high-efficiency competent cells, offering both chemically and electrocompetent E. coli strains ideal for library construction, transformation, and plasmid propagation.

Toyobo enhances the lineup with high-fidelity DNA polymerases, thermostable enzymes, and reverse transcriptases—delivering accuracy and consistency in PCR, RT-PCR, and qPCR workflows. Primary Cell Co., Ltd. (PMC) contributes key molecular biology reagents tailored for gene expression studies, while BQC offers enzymes, buffers, and oxidative stress reagents essential for studying DNA damage and redox biology. Together, these validated, performance-driven tools enable researchers to achieve reproducible results and accelerate discoveries in cloning, diagnostics, gene expression, and beyond. Cosmo Bio USA empowers academic, clinical, and industrial labs with the solutions they need to drive innovation in molecular biology.

 

  • T7 RNA polymerase,His-tagged

    Cosmo Bio

    T7 RNA polymerase,His-tagged

    Catalog No.(s): PRX-RP-T7RP-S, PRX-RP-T7RP-L

    Documents & Links for T7 RNA polymerase,His-tagged Datasheet T7 RNA polymerase,His-tagged Datasheet Documents & Links for T7 RNA polymerase,His-tagged Datasheet T7 RNA polymerase,His-tagged Datasheet

    $4,452.00 - $18,200.00
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  • SP6 RNA polymerase,His-tagged

    Cosmo Bio

    SP6 RNA polymerase,His-tagged

    Catalog No.(s): PRX-RP-SPRP-S, PRX-RP-SPRP-L

    Documents & Links for SP6 RNA polymerase,His-tagged Datasheet SP6 RNA polymerase,His-tagged Datasheet Documents & Links for SP6 RNA polymerase,His-tagged Datasheet SP6 RNA polymerase,His-tagged Datasheet

    $4,452.00 - $18,200.00
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  • Serratia marcescens Nuclease

    Cosmo Bio

    Serratia marcescens Nuclease

    Catalog No.(s): PRX-RP-SMNUC-S, PRX-RP-SMNUC-L

    Documents & Links for Serratia marcescens Nuclease Datasheet Serratia marcescens Nuclease Datasheet Documents & Links for Serratia marcescens Nuclease Datasheet Serratia marcescens Nuclease Datasheet

    $4,948.00 - $18,200.00
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  • PPIs Detection Reagent : Fluoppi [ p21-PCNA ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ p21-PCNA ]

    Catalog No.(s): MBL-AM-P0016

    Documents & Links for PPIs Detection Reagent : Fluoppi [ p21-PCNA ] Datasheet PPIs Detection Reagent : Fluoppi [ p21-PCNA ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ p21-PCNA ] Datasheet PPIs Detection Reagent :...

    $753.00
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  • PPIs Detection Reagent : Fluoppi [ JNK-JIP ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ JNK-JIP ]

    Catalog No.(s): MBL-AM-P0015

    Documents & Links for PPIs Detection Reagent : Fluoppi [ JNK-JIP ] Datasheet PPIs Detection Reagent : Fluoppi [ JNK-JIP ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ JNK-JIP ] Datasheet PPIs Detection Reagent :...

    $753.00
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  • PPIs Detection Reagent : Fluoppi [ CDK5-p25 ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ CDK5-p25 ]

    Catalog No.(s): MBL-AM-P0014

    Documents & Links for PPIs Detection Reagent : Fluoppi [ CDK5-p25 ] Datasheet PPIs Detection Reagent : Fluoppi [ CDK5-p25 ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ CDK5-p25 ] Datasheet PPIs Detection Reagent :...

    $753.00
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  • PPIs Detection Reagent : Fluoppi [ CDK4-Cyclin D1 ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ CDK4-Cyclin D1 ]

    Catalog No.(s): MBL-AM-P0013

    Documents & Links for PPIs Detection Reagent : Fluoppi [ CDK4-Cyclin D1 ] Datasheet PPIs Detection Reagent : Fluoppi [ CDK4-Cyclin D1 ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ CDK4-Cyclin D1 ] Datasheet PPIs...

    $753.00
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  • PPIs Detection Reagent : Fluoppi [ p50-p65 ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ p50-p65 ]

    Catalog No.(s): MBL-AM-P0010

    Documents & Links for PPIs Detection Reagent : Fluoppi [ p50-p65 ] Datasheet PPIs Detection Reagent : Fluoppi [ p50-p65 ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ p50-p65 ] Datasheet PPIs Detection Reagent :...

    $753.00
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  • PPIs Detection Reagent : Fluoppi [ p53-MDM4 ]

    MBL Life Sciences

    PPIs Detection Reagent : Fluoppi [ p53-MDM4 ]

    Catalog No.(s): MBL-AM-P0001

    Documents & Links for PPIs Detection Reagent : Fluoppi [ p53-MDM4 ] Datasheet PPIs Detection Reagent : Fluoppi [ p53-MDM4 ] Datasheet Documents & Links for PPIs Detection Reagent : Fluoppi [ p53-MDM4 ] Datasheet PPIs Detection Reagent :...

    $753.00
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  • DAB Substrate Solution Histostar™

    MBL Life Sciences

    DAB Substrate Solution Histostar™

    Catalog No.(s): MBL-8469

    Histostar™ DAB Substrate is designed for use on immunohistochemical staining of tissue sections. It produces a brown colored deposit at the site of antigen upon reaction with peroxidase. Product...

    $258.00
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  • Histostar(Rat) (for Mouse tissue)

    MBL Life Sciences

    Histostar(Rat) (for Mouse tissue)

    Catalog No.(s): MBL-8463

    Histostar TM mouse (Rat) (Immunostaining Reagent, Anti-Rat) is the labeled polymer prepared by combining amino acid polymers with peroxidase and goat anti-Rat IgG which is reduced to Fab’. IgG fraction purified from immunized goat serum is digested to...

    $417.00
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  • Histostar(Ms + Rb) (for Human tissue)

    MBL Life Sciences

    Histostar(Ms + Rb) (for Human tissue)

    Catalog No.(s): MBL-8460

    Histostar™ is a two-step IHC staining reagent. This reagent is based on an horseradish peroxidase (HRP) labeled polymer which is conjugated with secondary antibodies. Histostar™ (Ms + Rb) is designed to allow Immunohistochemical studies using a...

    $656.00
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  • Annexin V-FITC (Reagent)

    MBL Life Sciences

    Annexin V-FITC (Reagent)

    Catalog No.(s): MBL-4700-100

    Detect early Apoptosis with Annexin V-FITC Reagent. Learn more about Apoptosis Citations for Annexin V-FITC (Reagent) – 4 Found Kozako, Tomohiro; Mellini, Paolo; Ohsugi, Takeo; Aikawa, Akiyoshi; Uchida, Yu-Ichiro; Honda, Shin-Ichiro;...

    $336.00
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  • Annexin V-Biotin (Reagent)

    MBL Life Sciences

    Annexin V-Biotin (Reagent)

    Catalog No.(s): MBL-4695-100

    Annexin V-Biotin (Reagent) of 1 mL for study of apoptosis. x (x) Product Specifications Application FC Formulation Biotinylated annexin V solution is supplied in PBS, pH 7.2, 1mg/ml BSA, 0.09% NaN3...

    $417.00
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  • HA-tagged Protein Purification Gel

    MBL Life Sciences

    HA-tagged Protein Purification Gel

    Catalog No.(s): MBL-3321

    HA tagged protein purification kit is designed for the isolation of HA tagged protein from cell culture supernatants containing serum and cell lysate under neutral pH condition. Product...

    $581.00
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  • c-Myc tagged Protein MILD PURIFICATION GEL

    MBL Life Sciences

    c-Myc tagged Protein MILD PURIFICATION GEL

    Catalog No.(s): MBL-3306

    The c-Myc tagged protein mild purification gel is designed for the isolation of c-Myc tagged protein from cell lysates and culture supernatant. Product Specifications Application IP Documents & Links for c-Myc...

    $927.00
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  • Magnetic Rack

    MBL Life Sciences

    Magnetic Rack

    Catalog No.(s): MBL-3190

    The magnetic rack is designed for small-scale separations using magnetic beads. Documents & Links for Magnetic Rack Datasheet Magnetic Rack Datasheet Documents & Links for Magnetic Rack Datasheet Magnetic Rack Datasheet Citations...

    $484.00
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  • Atlas Antibodies

    PrEST Antigen SEC14L4 (ATL-APrEST92884)

    Catalog No.(s): ATL-APrEST92884, ATL-APrEST92884-100

    Protein Description: SEC14-like lipid binding 4Gene Name: SEC14L4Alternative Gene Name: dJ130H16.5, TAP3Sequence: PDKASEETLQSLKAMRPSPTQInterspecies mouse/rat: ENSMUSG00000021981: 48%, ENSRNOG00000011603: 48%Entrez Gene ID: 284904Uniprot ID: Q9UDX3Buffer:...

    $345.00
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  • Atlas Antibodies

    PrEST Antigen ARIH2 (ATL-APrEST92882)

    Catalog No.(s): ATL-APrEST92882, ATL-APrEST92882-100

    Protein Description: ariadne RBR E3 ubiquitin protein ligase 2Gene Name: ARIH2Alternative Gene Name: TRIAD1Sequence: DPGDIEDYYVGVASDVEQQGADAFDPEEYQFTCLTYKESEGALNEHMTSLASVLKVSHSVAKLILVNFHWQVSEILDRYKSNSAQLLVInterspecies mouse/rat: ENSMUSG00000064145: 98%,...

    $345.00
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  • Atlas Antibodies

    PrEST Antigen FSHB (ATL-APrEST92880)

    Catalog No.(s): ATL-APrEST92880, ATL-APrEST92880-100

    Protein Description: follicle stimulating hormone, beta polypeptideGene Name: FSHBAlternative Gene Name: Sequence: TRDLVYKDPARPKIQKTCTFKELVYETVRVPGCAHHADSLYTYPVATQCHCGKInterspecies mouse/rat: ENSMUSG00000027120: 87%, ENSRNOG00000004898: 85%Entrez Gene...

    $345.00
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  • ECOS SONIC Competent Cells (>=1x10^8 cfu/μg)

    Yeastern Biotech

    ECOS SONIC Competent Cells (>=1x10^8 cfu/μg)

    Catalog No.(s): YSN-HYE007-Sonic-5VL, YSN-HYE007-Sonic-20VL

    We have taken it upon ourselves to continue the production of Acella™ cells previously from Edge Biosystems Inc., which we have now renamed as ECOS™ Sonic™ Sonic™ Competent Cells allow you to clone and...

    $99.00 - $238.00
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  • UniversAll Animal Tissue Extraction Buffer

    Yeastern Biotech

    UniversAll Animal Tissue Extraction Buffer

    Catalog No.(s): YSN-FYU003-001

    The UniversAll™ Animal Tissue Extraction Buffer is designed to enable DNA amplification directly from animal tissue lysate without DNA purification. Just cut the animal tissue and incubate it in the extraction buffer for 10 minutes at 98 °C and...

    $108.00
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  • ECOS 2163 GM2163 Competent Cells (>=5 x10^7 cfu/μg)

    Yeastern Biotech

    ECOS 2163 GM2163 Competent Cells (>=5 x10^7 cfu/μg)

    Catalog No.(s): YSN-FYE807-10VL, YSN-FYE807-80VL

    GM2163 is an E. coli K12 strain, which is deficient in both dam and dcm genes, is suitable for the propagation of plasmid or cloned DNA to be cut with Dam or Dcm-sensitive restriction enzymes. This strain is not recommended as a host...

    $143.00 - $629.00
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