Recombinant KRAS G12D Protein Vaccines Elicit Vital Anti-Tumor Ends in Mouse CT26 Tumor Fashions
Drug progress concentrating on most likely probably the most constantly mutation G12D of KRAS has good significance. As a beautiful immunotherapy, most cancers vaccines can overcome binding difficulties of small molecules; nonetheless, the weak immunogenicity and manufacturing difficulties of reported KRAS mutation vaccines prohibit their scientific utility.
To reinforce antigen-specific immune responses and Anti-Tumor outcomes on tumors expressing KRAS G12D mutation, we designed recombinant proteins containing KRAS peptide (amino acids 5-21) with G12D (known as SP) in two varieties: DTT-SP4 and DTSP. DTT-SP4 was constructed by fusing Four copies of SP to the C-terminal of the translocation space of diphtheria toxin (DTT), and DTSP was constructed by grafting SP onto DTT.
The two vaccines along with aluminum hydroxide (Alum) and cytosine phosphoguanine (CpG) effectively induced conspicuous SP-specific humoral and cellular immune responses, and displayed excellent defending and therapeutic Anti-Tumor ends in mouse CT26 tumor fashions.
Surprisingly, the DTSP-treated group displayed increased Anti-Tumor outcomes in vivo in distinction with the DTT-SP4-treated and administration groups.
Moreover, 87.5 and 50% of DTSP-treated mice throughout the preventive and therapeutic fashions had been tumor free, respectively. Notably, throughout the DTSP-treated group, the interferon-γ (IFN-γ) expression of T cells in vitro and the T-helper 1 (Th1)-related cytokine expression in tumor tissues indicated that the activated Th1 immune response is also involved in Anti-Tumor train.
Furthermore, DTSP treatment remarkably altered the subpopulation of T cells in splenocytes and tumor-infiltrating lymphocytes. The share of effector CD8+ T cells elevated, whereas that of immunosuppressive CD4+Foxp3+ T cells remained diminished throughout the DTSP group. Dramatic tumor-inhibitory outcomes of DTSP, which is properly prepared, make it a further engaging method in the direction of KRAS G12D tumors.
Should the Mouse Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Mouse Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates or other biological fluids.
Should the Bovine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Bovine Alpha-Fetoprotein (aFP) in samples from serum, plasma or other biological fluids.
Should the Bovine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Bovine Alpha-Fetoprotein (aFP) in samples from serum, plasma or other biological fluids.
Should the Canine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Canine Alpha-Fetoprotein (aFP) in samples from serum, plasma or other biological fluids.
Should the Canine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Canine Alpha-Fetoprotein (aFP) in samples from serum, plasma or other biological fluids.
Should the Equine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Equine Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates or other biological fluids.
Should the Equine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Equine Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates or other biological fluids.
Should the Human Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Human Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Should the Human Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Human Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Should the Porcine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Porcine Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Should the Porcine Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Porcine Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Should the Rat Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Rat Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates or other biological fluids.
Should the Rat Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Rat Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates or other biological fluids.
Should the Monkey Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Monkey Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Should the Monkey Alpha-Fetoprotein (aFP) ELISA Kit is proven to show malperformance, you will receive a refund or a free replacement.
Description: A sandwich quantitative ELISA assay kit for detection of Monkey Alpha-Fetoprotein (aFP) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates or other biological fluids.
Description: AFP produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 597 amino acids (19-609a.a.) and having a molecular mass of 67.3kDa (Molecular size on SDS-PAGE will appear at approximately 50-70kDa)._x000D_ _x000D_ AFP is expressed with a 6 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.
Description: Quantitativesandwich ELISA kit for measuring Mouse Alpha-fetoprotein, AFP in samples from serum, plasma, cell culture supernates, tissue homogenates, cell lysates. A new trial version of the kit, which allows you to test the kit in your application at a reasonable price.
Description: Quantitativesandwich ELISA kit for measuring Mouse Alpha-fetoprotein, AFP in samples from serum, plasma, cell culture supernates, tissue homogenates, cell lysates. Now available in a cost efficient pack of 5 plates of 96 wells each, conveniently packed along with the other reagents in 5 separate kits.
The Intra-assay Precision is determined when 3 samples with low, middle and high level of Mouse Alpha-Fetoprotein (aFP) were tested on 3 different plates, 8 replicates in each plate
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%
Description: This is Double-antibody Sandwich Enzyme-linked immunosorbent assay for detection of Mouse Alpha-Fetoprotein (aFP) in serum, plasma and other biological fluids.
The Intra-assay Precision is determined when 3 samples with low, middle and high level of Mouse Alpha-Fetoprotein (aFP) were tested on 3 different plates, 8 replicates in each plate
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%
Description: This is Double-antibody Sandwich Enzyme-linked immunosorbent assay for detection of Mouse Alpha-Fetoprotein (aFP) in serum, plasma and other biological fluids.
The Intra-assay Precision is determined when 3 samples with low, middle and high level of Mouse Alpha-Fetoprotein (aFP) were tested on 3 different plates, 8 replicates in each plate
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%
Description: This is Double-antibody Sandwich Enzyme-linked immunosorbent assay for detection of Mouse Alpha-Fetoprotein (aFP) in serum, plasma and other biological fluids.
The Intra-assay Precision is determined when 3 samples with low, middle and high level of Mouse Alpha-Fetoprotein (aFP) were tested on 3 different plates, 8 replicates in each plate
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%
Description: This is Double-antibody Sandwich Enzyme-linked immunosorbent assay for detection of Mouse Alpha-Fetoprotein (aFP) in serum, plasma and other biological fluids.
Known also as Alpha-Fetoprotein elisa. Alternative names of the recognized antigen: A-FP
FETA
HPAFP
Alpha-Fetoglobulin
Alpha-1-fetoprotein
Description: Enzyme-linked immunosorbent assay based on the Double-antibody Sandwich method for detection of Mouse Alpha-Fetoprotein (aFP) in samples from serum, plasma and other biological fluids with no significant corss-reactivity with analogues from other species.
Description: A polyclonal antibody raised in Rabbit that recognizes and binds to Human AFP / Alpha Fetoprotein . This antibody is tested and proven to work in the following applications:
Recombinant transgelin-like protein 1 from Mytilus shell induces formation of CaCO 3 polymorphic crystals in vitro
Transgelin is an actin cross-linking/gelling protein of the calponin family which is expounded to actin stress fibres, cell motility, adhesion, and the maintenance of cell morphology. Transgelin-like proteins (TLPs) have moreover been acknowledged as shell matrix proteins (SMPs) in a variety of mollusc species; nonetheless, the capabilities of TLPs in biomineralization keep Transgelin-like protein 1 (TLP-1) was beforehand acknowledged from the shell of Mytilus coruscus as a novel 19 kDa SMP with a calponin homology (CH) space. To know the place of TLP-1 in shell formation, the expression diploma and localization of the TLP-1 gene in biomineralization-related tissues had been selected this analysis.
Furthermore, recombinant TLP-1 was expressed in a prokaryotic expression system with codon optimization, and an anti-rTLP-1 antibody was prepared based totally on the expressed recombinant TLP-1 (rTLP-1) protein. In vitro, rTLP-1 induced the formation of CaCO3 polymorphic crystals with distinct morphologies and inhibited crystallization cost and crystal interactions. Immunohistochemical, immunofluorescence, and pull-down analyses using the anti-rTLP-1 antibody revealed the exact locations of TLP-1 in biomineralization-related tissues and shell myostracum layer, and steered the existence of a possible TLP-1 interaction neighborhood throughout the shell matrix. Our outcomes are helpful for understanding the capabilities of TLP-1, considerably by the use of its CH space, all through shell mineralization.
Downregulation of T7 RNA polymerase transcription enhances pET-based recombinantprotein manufacturing in Escherichia coli BL21 (DE3) by suppressing autolysis
coli BL21 (DE3) is an excellent and extensively used host for recombinant protein manufacturing. Many variant hosts had been developed from BL21 (DE3), nevertheless bettering the expression of explicit proteins stays a major problem in biotechnology. On this analysis, we found that when BL21 (DE3) overexpressed glucose dehydrogenase (GDH), a significant industrial enzyme, excessive cell autolysis was induced. Subsequently, we observed this phenomenon throughout the expression of 10 completely different recombinant proteins.
This precludes a further enhance of the produced enzyme train by extending the fermentation time, which is not conducive to the low cost of enterprise enzyme manufacturing costs. Analysis of membrane development and mRNA expression analysis confirmed that cells might underwent a sort of programmed cell demise (PCD) all through the autolysis interval. Nonetheless, blocking three recognized PCD pathways in BL21 (DE3) did not absolutely alleviate autolysis absolutely.
Consequently, we tried to develop a robust expression host proof towards autolysis by controlling the rate of recombinant protein expression. To find a further applicable protein expression cost, the high- and low-strength promoter lacUV5 and lac had been shuffled and recombined to yield the promoter variants lacUV5-1A and lac-1G. The outcomes confirmed that only one base in lac promoter should be modified, and the A on the +1 place was modified to a G, ensuing throughout the improved host BL21 (DE3-lac1G), which proof towards autolysis.
As a consequence, the GDH train at 43h was vastly elevated from 37.5 to 452.Zero U/mL. In scale-up fermentation, the model new host was ready to provide the model enzyme with a extreme cost of 89.55 U/mL/h at 43h, compared with solely Three U/mL/h achieved using BL21 (DE3). Importantly, BL21 (DE3-lac1G) moreover effectively improved the manufacturing of 10 completely different enzymes.
The engineered E. coli stress constructed on this analysis conveniently optimizes recombinant protein overexpression by suppressing cell autolysis, and reveals good potential for industrial functions. This textual content is protected by copyright. All rights reserved.
Description: A competitive ELISA for quantitative measurement of Rabbit Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rabbit Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rabbit Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Human Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Human Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Human Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Goat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Goat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Goat Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Porcine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Porcine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Porcine Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
SCP2D1 SCP2 sterol-binding domain containing 1 Human Recombinant Protein
Description: SCP2D1 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 179 amino acids (1-156 a.a) and having a molecular mass of 20.1kDa.SCP2D1 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Polyclonal Sterol carrier protein 2 Antibody (internal region)
Description: A polyclonal antibody raised in Goat that recognizes and binds to Human Sterol carrier protein 2 (internal region). This antibody is tested and proven to work in the following applications:
Description: A competitive ELISA for quantitative measurement of Guinea pig Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Guinea pig Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Guinea pig Sterol carrier protein 2 in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Buffer: Preservative: 0.03% Proclin 300 Constituents: 50% Glycerol, 0.01M PBS, PH 7.4 >95%, Protein G purified
Description: A polyclonal antibody against SCP2. Recognizes SCP2 from Human. This antibody is Unconjugated. Tested in the following application: ELISA, WB, IHC; Recommended dilution: WB:1:1000-1:5000, IHC:1:20-1:200
Description: A polyclonal antibody against SCP2. Recognizes SCP2 from Human. This antibody is Unconjugated. Tested in the following application: ELISA, IHC; Recommended dilution: IHC:1:20-1:200
Description: A polyclonal antibody against SCP2. Recognizes SCP2 from Human. This antibody is Unconjugated. Tested in the following application: ELISA, WB, IHC; Recommended dilution: WB:1:500-1:2000, IHC:1:20-1:200
Description: A polyclonal antibody against SCP2. Recognizes SCP2 from Human, Mouse, Rat. This antibody is Unconjugated. Tested in the following application: ELISA, WB
Description: The Trefoil Factor peptides (TFF1, TFF2 and TFF3) are expressed in the gastrointestinal tract, and appear to play an important role in intestinal mucosal defense and repair. TFF2 has been shown to inhibit gastrointestinal motility and gastric acid secretion. Recent data suggests a potential role for TFF2 in acute and chronic asthma (Nikolaidis, N.M. et al. Am. Journal Respir. Cell Mol. Biol. (2003) 4: 458-464). Recombinant human TFF2 is a 12.0 kDa polypeptide of 107 amino acid residues, which includes a 40-amino acid trefoil motif containing three conserved intramolecular disulfide bonds.
Description: Defensins (alpha and beta) are cationic peptides with a broad spectrum of antimicrobial activity that comprise an important arm of the innate immune system. The α-defensins are distinguished from the β-defensins by the pairing of their three disulfide bonds. To date, six human β-defensins have been identified; BD-1, BD-2, BD-3, BD-4, BD-5 and BD-6. β-defensins are expressed on some leukocytes and at epithelial surfaces. In addition to their direct antimicrobial activities, they can act as chemoattractants towards immature dendritic cells and memory T cells. The β-defensin proteins are expressed as the C-terminal portion of precursors and are released by proteolytic cleavage of a signal sequence and in some cases, a propeptide sequence. β-defensins contain a six-cysteine motif that forms three intra-molecular disulfide bonds. Recombinant human BD-2 is a 4.3 kDa protein containing 41 amino acid residues.
Description: Relaxin-2 is a peptide hormone structurally related to insulin, which is expressed in the placenta, decidua, prostate, and in the ovary during pregnancy. Of the three known relaxin genes, Relaxin-2 is the only relaxin known to circulate in the blood. Relaxin-2 binds specifically to the LGR7 and LGR8 receptors, previously identified as an “orphan” G protein coupled receptors. Signaling by Relaxin-2 through its target receptors enhances the growth of pubic ligaments and ripening of the cervix during birth. Recombinant Relaxin-2 is a nonglycosylated 6.0 kDa disulfide linked heterodimeric protein consisting of a 24 amino acid A-chain and a 29 amino acid B-chain.
Description: IL-2 is a powerful immunoregulatory lymphokine produced by T-cells in response to antigenic or mitogenic stimulation. IL-2/IL-2R signaling is required for T-cell proliferation and other fundamental functions which are essential for the immune response. IL-2 stimulates growth and differentiation of B-cells, NK cells, lymphokine activated killer cells, monocytes, macrophages and oligodendrocytes. Recombinant murine IL-2 is a 17.2 kDa protein, containing 149 amino acid residues.
Description: PAI-2 is an inhibitory serpin expressed mainly in keratinocytes, activated monocytes, and placental trophoblasts. It exists predominantly as a 47 kDa nonglycosylated intracellular protein which can be induced to be secreted as 60 kDa glycoprotein. The glycosylated and unglycosylated forms of PAI-2 are equally effective as inhibitors of urokinase-type plasminogen activator (uPA), the only established physiological target of this serpin. PAI-2 has a unique ability to form dormant polymers spontaneously and reversibly under physiological conditions. The physiological relevance of this property, which is neither a consequence of any mutation in the PAI-2 gene nor associated with any known disorder, is still unclear. However, it appears that the formation of intracellular dormant polymers may be important for the controlled release of the inhibitor from PAI-2 producing cells. Plasma levels of PAI-2 are usually low or undetectable, except during pregnancy and in some forms of monocytic leukemia. Secretion of PAI-2 from the placenta normally occurs during the third trimester of pregnancy and accounts for the dramatic increase in PAI-2 levels (up to 250 ng/ml), which are maintained at these levels until postpartum, and then rapidly decline. In addition to its vital role in protecting the placenta from degradation by uPA and/or uPA-activated proteases, PAI-2 has been shown to be essential for the prevention of metastatic spread of neck, lung and breast cancers. The beneficial effect of PAI-2 seen in these studies is presumed to stem from its ability to inhibit uPA-dependent cell dissemination. PAI-2 has also been reported to inhibit keratinocyte proliferation, and to participate in the innate immune response during viral infection. Recombinant human PAI-2 is a 415-residue nonglycosylated protein.
Description: Matrix metalloproteinases (MMPs) are a family of endoproteases that require zinc and calcium for expressing catalytic activity. These enzymes play a central role in the maintenance and remodeling of the extracellular matrix. Elevated expression of their activity, caused either by up-regulation of their expression or down-regulation of their cognate inhibitors, has been implicated in various degenerative disorders, including arthritis, cardiovascular disease, skeletal growth-plate disorders, and cancer metastasis. MMP-2 is a secreted collagenase with specificity toward Type IV, V, VII, and X collagens. Recombinant human MMP-2 is a 62.0 kDa protein containing the entire catalytic N-terminal domain and the C-terminal domain (552 amino acids).
Description: FGF basic (FGF2) is a multipotential fibroblast growth factor that stimulates and supports proliferation, migration and differentiation. Mouse FGF basic (FGF-2) Recombinant Protein is purified FGF basic (FGF-2) produced in yeast.
Description: Interleukin-2 (IL-2) is a cytokine produced by T-helper cells in response to antigenic or mitogenic stimulation. It is required for T-cell proliferation and other activities crucial to the regulation of the immune response. Chicken IL-2 Recombinant Protein is purified interleukin-2 produced in yeast.
BMP-2 Bone Morphogenetic Protein-2 Human Recombinant Protein, Monomer
Description: Bone Morphogenetic Protein-2 Human Recombinant produced in E.Coli is a monomeric, non-glycosylated, Polypeptide chain containing 115 amino acids (283-396) and having a molecular mass of 13009 Dalton. ;The BMP-2 is purified by proprietary chromatographic techniques.
Description: ErbB-2 Human Recombinant is a 43.4 kDa protein containing 397 amino acid residues of the human Herstatin, and an extra Methionine at N-Terminal (underlined), produced in E.coli.
IL-2 Interleukin-2 Human Recombinant Protein, His Tag
Description: Interleukin-2 Human Recombinant produced in E.Coli is a single, non-glycosylated, Polypeptide chain containing 133 amino acids fragment (21-153) having a molecular weight of 20kDa and fused with a 4.5kDa amino-terminal hexahistidine tag. _x000D_ The IL-2 His is purified by proprietary chromatographic techniques._x000D_