Products

  • Tau-381 (1N3R) Wild-Type Monomers

    Human Recombinant Tau-381 (1N3R) Wild-Type Monomers

    Catalog No. SPR-513

    0 out of 5 based on 0 customer ratings
    Expression System E. coli
    Tags No tag
    SKU: SPR-513 Category:

    SPR-513_Tau-381-1N3R-Wild-Type-Monomers-Protein-SDS-PAGE-1.png
    Thioflavin T assay of Tau-381 (1N3R) Wild-Type Monomers Protein (SPR-513)
  • Tau-383 (0N4R) Wild-Type Monomers

    Human Recombinant Tau-383 (0N4R) Wild-Type Monomers

    Catalog No. SPR-509

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    Expression System E. coli
    Tags No tag
    SKU: SPR-509 Category:

    SPR-509_Tau-383-0N4R-Wild-Type-Monomers-Protein-SDS-PAGE-1.png
    THT Assay of Tau-383 (ON4R) Wild-Type Monomers (SPR-509)
  • Tetrodotoxin citrate

    Sodium Channel Blocker

    Catalog No. SIH-603

    0 out of 5 based on 0 customer ratings
    CAS No. 18660-81-6
    Molecular Formula C11H17N3O8
    SKU: SIH-603 Categories: ,

    SIH-603-Tetrodotoxin-Citrate-Chemical-Structure.png
  • Tau-441 (2N4R) P301S Mutant Pre-formed Fibrils

    Human Recombinant Tau-441 (2N4R) P301S Mutant PFFs

    Catalog No. SPR-329

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags No tag
    SKU: SPR-329 Category:

    SPR-329_Tau-Protein-Peformed-Fibrils-TEM-1.png
    TEM of recombinant Tau441 (2N4R), P301S mutant Pre-formed Fibrils (PFFs)Thioflavin T emission curves show increased fluorescence (correlated to tau aggregation) when tau Pre-formed fibrils (SPR-329) are combined with tau monomers (SPR-327). The Pre-formed fibrils seed the formation of new fibrils from a pool of monomers.SDS-PAGE of ~67 kDa Human Tau 2N4R P301S Pre-formed Fibrils (PFFs)
  • Alpha Synuclein Pre-formed Fibrils: ATTO 594

    Human Recombinant Alpha Synuclein PFFs: ATTO 594 (Type 1)

    Catalog No. SPR-322-A594

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags ATTO 594
    SKU: SPR-322-A594 Category:

    SPR-322-A594_Alpha-Synuclein-Protein-Protein-TEM-1.png
    Thioflavin T Assay for SPR-322-A594Human iPSC-derived neurons seeded with ATTO594 labelled alpha synuclein PFFs (SPR-322-A594)TEM of ATTO conjugated alpha syuclein pre-formed fibrils
  • Alpha Synuclein A53T Mutant Pre-formed Fibrils

    Human Recombinant Alpha Synuclein A53T Mutant PFFs (Type 1)

    Catalog No. SPR-326

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags No tag
    SKU: SPR-326 Category:

    SPR-326_A53T-Alpha-Synuclein-Preformed-Fibrils-Protein-TEM-2.png
    Thioflavin T emission curves show increased fluorescence (correlated to alpha synuclein aggregation) when A53T alpha synuclein Pre-formed fibrils (SPR-326) are combined with A53T alpha synuclein monomers (SPR-325). The Pre-formed fibrils seed the formation of new fibrils from a pool of monomers.ICC/IF of human A53T Alpha Synuclein Preformed Fibrils Protein (SPR-326)ICC/IF of human A53T Alpha Synuclein Preformed Fibrils Protein (SPR-326)ICC of primary rat neurons treated with A53T alpha synuclein PFFs show Lewy body inclusion formation.Cisbio Alpha Synuclein Aggregation AssayCisbio Total Alpha Synuclein AssayLDH assay shows effect of A53T alpha synuclein PFFs on mouse primary neuronsMTT assay effects of A53T alpha synuclein PFFs on mouse primary neuronsTEM of A53T alpha synuclein pre-formed fibrils (SPR-326).
  • Alpha Synuclein Pre-formed Fibrils

    Human Recombinant Alpha Synuclein PFFs (Type 1)

    Catalog No. SPR-322

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags No tag
    SKU: SPR-322 Category:

    SPR-322_Alpha-Synuclein-Protein-Preformed-Fibrils-Protein-TEM-7.png
    Αlpha Synuclein Oligomers Have Distinct Secondary Structure Differences Compared to Fibrils.Alpha Synuclein Pre-formed Fibrils (PFF), Type 1 (cat#SPR-322) and Type 2 (cat#SPR-317) do have small secondary structure differences.ICC/IF of human Alpha Synuclein Protein Preformed Fibrils Protein (SPR-322)ICC/IF of human Alpha Synuclein Protein Preformed Fibrils Protein (SPR-322)StressMarq’s Alpha Synuclein PFFs (red) cat#SPR-322, were shown to be taken up by SH-SY5Y cells and transmitted to neuronal iPSCs within 14 days.SDS-Page of Type 1 Human Recombinant Alpha Synuclein Protein Pre-formed Fibrils (SPR-322)Type 1 alpha synuclein Pre-formed fibrils (SPR-322) seed the formation of new alpha synuclein fibrils from the pool of alpha synuclein monomers (SPR-321) as shown by increased fluorescence intensity by Thioflavin T over time.Immunocytochemistry/Immunofluorescence of Human Alpha Synuclein Protein Protein (SPR-322)Mouse neurocortical primary cells seeded with fluorescently-labelled alpha synuclein PFFsMouse neurocortical primary cells seeded with fluorescently-labelled alpha synuclein PFFs cause endogenous alpha synuclein phosphorylationTEM of Type 1 Alpha Synuclein Pre-formed Fibrils (PFFs) (SPR-322)IHC of Sprague-Dawley rat brain injected with Type 1 human alpha synuclein Pre-formed fibrils (SPR-322)Primary rat hippocampal neurons show lewy body inclusion formation when treated with Type 1 Alpha Synuclein Protein Pre-formed Fibrils (SPR-322) (D-F), but not when treated with Type 2 Alpha Synuclein Protein Pre-formed Fibrils (SPR-317) (A-C).
  • Alpha Synuclein Pre-formed Fibrils

    Mouse Recombinant Alpha Synuclein PFFs (Type 1)

    Catalog No. SPR-324

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags No tag
    SKU: SPR-324 Category:

    SPR-324_Alpha-Synuclein-Protein-Preformed-Fibrils-ICC-IF-1.png
    IHC of mouse brain injected with alpha synuclein monomers and fibrilsIHC of mouse brain injected with alpha synuclein monomers and fibrilsIHC of Sprague-Dawley rat brain injected with Type 1 mouse alpha synuclein Pre-formed Fibrils (SPR-324)Mouse hippocampal neurons treated with mouse alpha synuclein PFFs show phosphorylationTEM of Type 1 mouse alpha synuclein Pre-formed Fibrils (SPR-324).Mouse Type 1 alpha synuclein Pre-formed Fibrils (SPR-324) seed the formation of new alpha Synuclein fibrils from the pool of alpha synuclein monomers (SPR-323) as shown by increased fluorescence intensity by Thioflavin T over time.TEM of Type 1 mouse alpha synuclein Pre-formed Fibrils (SPR-324).SDS-Page of Type 1 Mouse Recombinant Alpha Synuclein Protein Pre-formed Fibrils (SPR-324)
  • Alpha Synuclein Pre-formed Fibrils

    Human Recombinant Alpha Synuclein PFFs (Type 2)

    Catalog No. SPR-317

    5.00 out of 5 based on 2 customer ratings
    Expression System E. coli
    Tags No tag
    SKU: SPR-317 Category:

    SPR-317_Alpha-Synuclein-Preformed-Fibrils-Protein-TEM-4.png
    TEM of Type 2 Alpha Synuclein Pre-formed Fibrils (PFFs) (SPR-317)Alpha Synuclein Pre-formed Fibrils (PFF), Type 1 (cat#SPR-322) and Type 2 (cat#SPR-317) do have small secondary structure differences.SDS-Page of Type 2 Human Recombinant Alpha Synuclein Protein Pre-formed Fibrils (SPR-317)Type 2 alpha synuclein Pre-formed fibrils (SPR-317) do not seed the formation of new alpha synuclein fibrils from the pool of alpha synuclein monomers (SPR-321) at the same rate as Type 1 alpha synuclein Pre-formed fibrils (SPR-322) as shown by lower fluorescence intensity values of Thioflavin T over time.Primary rat hippocampal neurons show lewy body inclusion formation when treated with Type 1 Alpha Synuclein Protein Pre-formed Fibrils (SPR-322) (D-F), but not when treated with Type 2 Alpha Synuclein Protein Pre-formed Fibrils (SPR-317) (A-C).Toxicity results comparing Active Human Recombinant Alpha Synuclein Pre-formed Fibrils (Type 2) and Active Human Recombinant Alpha Synuclein Pre-formed Fibrils (Type 1)LDH assay shows effect of alpha synuclein PFFs on mouse primary neuronsMTT assay effects of alpha synuclein PFFs on mouse primary neurons
  • Tau-441 (2N4R) P301S Mutant Pre-formed Fibrils: ATTO 488

    Human Recombinant Tau-441 (2N4R) P301S Mutant PFFs: ATTO 488

    Catalog No. SPR-329-A488

    5.00 out of 5 based on 1 customer rating
    Expression System E. coli
    Tags ATTO 488
    SKU: SPR-329-A488 Category:

    SPR-329-A488_Tau-Protein-Protein-TEM-1.png
    TEM of ATTO conjugated tau pre-formed fibrilsThioflavin T assay of ATTO-488 conjugated tau fibrils