Search results

Title: Transforming Growth Factor-Beta 1 (113 a.a.) Human Recombinant: A Key Regulator of Cellular Processes with Therapeutic Potential

Abstract:

Transforming Growth Factor-Beta 1 (TGF-β1) is a multifunctional cytokine that plays a crucial role in various cellular processes, including cell growth, differentiation, and immune modulation. The development of TGF-β1 human recombinant proteins has provided valuable tools for studying its biological functions and therapeutic applications. This research paper explores the production process, characteristics, and potential therapeutic uses of TGF-β1 human recombinant, highlighting its importance and clinical significance.

Introduction:

TGF-β1 is a pivotal cytokine involved in numerous physiological and pathological processes, such as embryonic development, tissue repair, and immune regulation. Harnessing the therapeutic potential of TGF-β1 has been facilitated by the development of TGF-β1 human recombinant proteins using recombinant DNA technology. These recombinant proteins have become valuable tools for investigating the biological functions of TGF-β1 and exploring its therapeutic applications.

Production Process and Characteristics:

TGF-β1 human recombinant proteins are produced using recombinant DNA technology, allowing for the expression of the TGF-β1 gene in different host systems. The resulting recombinant proteins possess similar structural and functional characteristics to native TGF-β1. They exhibit the ability to bind to the TGF-β receptor, initiate intracellular signaling pathways, and modulate various cellular responses.

Therapeutic Applications:

TGF-β1 human recombinant proteins have shown promise in a wide range of therapeutic applications. They have been investigated for their potential in tissue regeneration and wound healing, as TGF-β1 plays a crucial role in promoting cell proliferation and extracellular matrix production. Additionally, TGF-β1 has been studied in the context of fibrotic diseases, such as pulmonary fibrosis and liver fibrosis, where it is implicated in the fibrotic cascade. Furthermore, TGF-β1 has been explored as a potential target for antitumor therapies due to its involvement in tumor progression and immune evasion.

Advantages and Challenges:

The use of TGF-β1 human recombinant proteins offers several advantages, including the ability to study and manipulate its biological functions in a controlled manner. Recombinant proteins also provide a consistent and reproducible source of TGF-β1, overcoming the challenges associated with sourcing native TGF-β1 from biological samples. However, challenges remain in optimizing production processes, ensuring correct protein folding, and maintaining protein stability.

Conclusion:

TGF-β1 human recombinant proteins have emerged as valuable tools for studying the biological functions of TGF-β1 and exploring its therapeutic applications. The production of TGF-β1 recombinant proteins using recombinant DNA technology allows for the investigation of its diverse roles in cellular processes. The therapeutic potential of TGF-β1 human recombinant proteins extends to tissue regeneration, fibrotic diseases, and cancer research. Continued research and development efforts are essential to further optimize production processes, address challenges, and fully exploit the clinical benefits of TGF-β1 human recombinant proteins.

What is the molecular weight/Mw of FGF8 Protein?
FGF8 Protein has a total Mw of 23.7kDa.

What is the source or expression system of FGF8 Protein?
HEK.

What is the Purity of FGF8 Protein?
FGF8 Protein is >90% pure as determined by SDS-PAGE.

What is the Biological Activity of FGF8 Protein?
The ED50 is ≤5 µg/ml, measured in a cell proliferation assay using Balb/3T3 mouse embryonic fibroblast cells in the presence of 10ug/ml of heparin.

What is the amino acid sequence of FGF8 Protein?
DGSHMQVTVQ SSPNFTQHVR EQSLVTDQLS RRLIRTYQLY SRTSGKHVQV LANKRINAMA EDGDPFAKLI VETDTFGSRV RVRGAETGLY ICMNKKGKLI AKSNGKGKDC VFTEIVLENN YTALQNAKYE GWYMAFTRKG RPRKGSKTRQ HQREVHFMKR LPRGHHTTEQ SLRFEFLNYP PFTRSLRGSQ RTWAPEPRHH HHHH.

What applications can FGF8 Protein be used in?
FGF8 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for FGF8 Protein?
The endotoxin level is minimal, FGF8 Protein was purified using conventional chromatography techniques.

B-cell Activating Factor (BAFF) and its corresponding receptor, BAFF-R, are integral components of the immune system, orchestrating crucial processes in B-cell survival, maturation, and differentiation. As we delve into the intricate world of immunology, the study of BAFF and its receptor has unveiled essential pathways that govern the immune responses in health and disease. This research investigates the multifaceted role of BAFF Receptor Protein, shedding light on its structural complexities, signaling mechanisms, and its pivotal contributions to immune regulation. By exploring the interactions between BAFF and its receptor, scientists aim to decipher the delicate balance that underlies immune homeostasis and explore potential therapeutic avenues.

Structural Architecture of BAFF Receptor Protein:

BAFF Receptor, a transmembrane protein predominantly expressed on B cells, belongs to the tumor necrosis factor receptor (TNFR) superfamily. Its intricate structure involves various domains, each playing a unique role in ligand binding, receptor activation, and downstream signaling. Understanding the structural intricacies of BAFF Receptor is paramount to unraveling the molecular events that govern B-cell fate decisions and immune responses.

Physiological Significance in B-Cell Biology:

BAFF Receptor, upon binding with its ligand BAFF, initiates a cascade of events critical for B-cell survival and function. This interaction promotes B-cell maturation, prevents premature apoptosis, and influences the formation of immune synapses. Additionally, BAFF Receptor signaling is tightly regulated to prevent excessive B-cell activation, ensuring immune tolerance and preventing autoimmune responses. Disruptions in these pathways can lead to autoimmune disorders, underscoring the crucial role of BAFF Receptor in maintaining immune equilibrium.

Regulation of Immune Responses:

BAFF Receptor signaling not only affects B-cell development but also has broader implications for immune responses. By modulating antibody production, B-cell activation, and immune memory, BAFF Receptor plays a vital role in shaping adaptive immunity. Its dysregulation has been implicated in various autoimmune conditions, making it an attractive target for therapeutic interventions aimed at restoring immune balance.

BAFF Receptor as a Therapeutic Target:

The intricate involvement of BAFF Receptor in autoimmune diseases, such as rheumatoid arthritis and systemic lupus erythematosus, has positioned it as a promising therapeutic target. Researchers are exploring monoclonal antibodies and other targeted therapies that aim to modulate BAFF Receptor signaling, providing a new frontier in autoimmune disease management. Additionally, understanding the BAFF-BAFF Receptor axis offers potential insights into the development of vaccines and immunotherapies, fostering innovative approaches in the fight against infectious diseases and malignancies.

BAFF Receptor Protein, as a key player in immune regulation, embodies the complexities of immunology. Its interactions with BAFF orchestrate fundamental processes in B-cell biology and adaptive immunity. As scientists unravel the intricate signaling pathways and structural nuances of BAFF Receptor, they pave the way for novel therapeutic strategies and innovative treatments for autoimmune disorders and beyond. This research not only deepens our understanding of immune regulation but also holds the promise of transformative advancements in immunotherapy, ultimately shaping the future of immune-related healthcare.

What is the molecular weight/Mw of BAFF-R Protein?
BAFF-R Protein has a total Mw of 34.4kDa.

What is the source or expression system of BAFF-R Protein?
HEK293 Cells.

What is the Purity of BAFF-R Protein?
BAFF-R Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of BAFF-R Protein?
The ED50 is ≤0.7 ug/ml, measured by its ability in a functional ELISA with BAFF Human.

What is the amino acid sequence of BAFF-R Protein?
DGSMRRGPRS LRGRDAPAPT PCVPAECFDL LVRHCVACGL LRTPRPKPAG ASSPAPRTAL QPQESVGAGA GEAALPLPGL LLEPKSCDKT HTCPPCPAPE LLGGPSVFLF PPKPKDTLMI SRTPEVTCVV VDVSHEDPEV KFNWYVDGVE VHNAKTKPRE EQYNSTYRVV SVLTVLHQDW LNGKEYKCKV SNKALPAPIE KTISKAKGQP REPQVYTLPP SRDELTKNQV SLTCLVKGFY PSDIAVEWES NGQPENNYKT TPPVLDSDGS FFLYSKLTVD KSRWQQGNVF SCSVMHEALH NHYTQKSLSL SPGK.

What applications can BAFF-R Protein be used in?
BAFF-R Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for BAFF-R Protein?
The endotoxin level is minimal, BAFF-R Protein was purified using conventional chromatography techniques.

Tumor Necrosis Factor-alpha (TNF-α) is a pro-inflammatory cytokine that plays a critical role in the regulation of immune responses, inflammation, and cell survival. It is primarily produced by activated macrophages, but can also be secreted by other immune cells, such as T cells, natural killer cells, and mast cells. TNF-α is involved in a wide range of physiological and pathological processes, including the defense against infections, the development of autoimmune diseases, and the progression of cancer.

TNF-α exerts its effects by binding to two distinct cell surface receptors, TNF receptor 1 (TNFR1) and TNF receptor 2 (TNFR2). Upon binding to its receptors, TNF-α activates multiple signaling pathways, including the nuclear factor-kappa B (NF-κB) pathway, the mitogen-activated protein kinase (MAPK) pathway, and the apoptotic pathway. These signaling pathways regulate various cellular processes, such as inflammation, cell proliferation, differentiation, and apoptosis.

In the context of infections, TNF-α plays a crucial role in the body's defense against pathogens. It promotes the recruitment and activation of immune cells, enhances the production of other pro-inflammatory cytokines, and stimulates the expression of adhesion molecules on endothelial cells, facilitating the migration of immune cells to the site of infection. TNF-α also helps to induce fever, which is an important component of the body's immune response to infections.

However, excessive or prolonged production of TNF-α can contribute to the development of chronic inflammatory diseases, such as rheumatoid arthritis, inflammatory bowel disease, and psoriasis. In these conditions, elevated levels of TNF-α promote the infiltration of immune cells into the affected tissues, leading to tissue damage and the perpetuation of inflammation. The central role of TNF-α in the pathogenesis of these diseases has led to the development of anti-TNF-α therapies, which have revolutionized the treatment of chronic inflammatory diseases. These therapies include monoclonal antibodies, such as infliximab and adalimumab, and soluble TNF receptor fusion proteins, such as etanercept. Anti-TNF-α therapies have been shown to be effective in reducing inflammation, improving symptoms, and slowing disease progression in patients with chronic inflammatory diseases.

In the context of cancer, TNF-α has complex and context-dependent effects on tumor development and progression. On one hand, TNF-α can promote anti-tumor immunity by activating immune cells and stimulating the production of other pro-inflammatory cytokines. On the other hand, chronic inflammation driven by TNF-α can promote tumor growth, angiogenesis, and metastasis. Therefore, the role of TNF-α in cancer is still an area of active research, and the development of TNF-α-targeted therapies for cancer remains a challenge.

In conclusion, TNF-α is a pro-inflammatory cytokine that plays a critical role in the regulation of immune responses, inflammation, and cell survival. Its involvement in various physiological and pathological processes has made it an important target for the development of therapies for chronic inflammatory diseases and cancer. Anti-TNF-α therapies have revolutionized the treatment of chronic inflammatory diseases, but the complex role of TNF-α in cancer remains an area of ongoing research. Understanding the precise mechanisms by which TNF-α contributes to disease pathogenesis will be crucial for the development of more effective and targeted therapies.

What is the molecular weight/Mw of IGFBP1 HUMAN Protein?
IGFBP1 HUMAN Protein has a total Mw of 25kDa.

What is the source or expression system of IGFBP1 HUMAN Protein?
Mouse myeloma cell line, NS0.

What is the Purity of IGFBP1 HUMAN Protein?
IGFBP1 HUMAN Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of IGFBP1 HUMAN Protein?
The ED50, as determined by the inhibition of rHuIGF-I-induced proliferation of human MCF-7 cells, is less than 4µg/ml.

What is the amino acid sequence of IGFBP1 HUMAN Protein?
APWQCAPCSA EKLALCPPVS ASCSEVTRSA GCGCCPMCAL PLGAACGVAT ARCARGLSCR ALPGEQQPLH ALTRGQGACV QESDASAPHA AEAGSPESPE STEITEEELL DNFHLMAPSE EDHSILWDAI STYDGSKALH VTNIKKWKEP CRIELYRVVE SLAKAQETSG EEISKFYLPN CNKNGFYHSR QCETSMDGEA GLCWCVYPWN GKRIPGSPEI RGDPNCQIYF NVQN.

What applications can IGFBP1 HUMAN Protein be used in?
IGFBP1 HUMAN Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for IGFBP1 HUMAN Protein?
The endotoxin level is minimal, IGFBP1 HUMAN Protein was purified using conventional chromatography techniques.

TNF Alpha Human: An Overview of Its Role and Importance in Immunology

TNF alpha human, also known as Tumor Necrosis Factor-alpha, is a critical cytokine in the immune system. Macrophages mainly produce this protein, and it plays a key role in inflammation and the acute phase reaction.

This protein is involved in various cellular functions, including cell death, differentiation, proliferation, and immune regulation.

Production and Properties

Tumor Necrosis Factor-alpha is produced recombinantly in E. coli and consists of a single, non-glycosylated polypeptide chain. It includes 157 amino acids of the mature human TNF-alpha and an N-terminal methionine, resulting in a molecular mass of approximately 17.5 kDa.

Furthermore, the protein is purified through standard chromatographic techniques to ensure high purity and biological activity.

Solubility and Usage

The lyophilized form of TNF appears as a sterile, white powder. It is recommended to reconstitute this powder in sterile water to achieve a solution of no less than 100µg/ml.

This solution can then be further diluted for various experimental applications. TNF alpha is used extensively in research, particularly for studying its effects on cell signaling and immune response.

Storage and Stability

For long-term storage, TNF should be kept desiccated below -18°C. Once reconstituted, it should be used within a week if stored at 4°C or kept below -18°C for future use. Avoiding freeze-thaw cycles is crucial to maintain the protein's functionality.

Biological Role and Implications

TNF alpha human is involved in the regulation of immune cells and is known for its role in inflammatory processes.

Dysregulation of TNF alpha production is linked to various diseases, such as autoimmune disorders, insulin resistance, and cancer. It is also a target for therapeutic interventions, particularly in conditions like rheumatoid arthritis and inflammatory bowel disease.

Mechanism of Action

TNF alpha can induce fever, apoptotic cell death, and can inhibit tumorigenesis and viral replication. Moreover, it is a potent mediator of the acute phase reaction, which influences the activity of various cells involved in systemic inflammation.

Research and Clinical Importance

Scientific research on TNF has provided insights into its complex role in disease mechanisms. Its interaction with receptors such as TNFRSF1A underscores its multifaceted effects across different organ systems, from liver function to brain activity.

Ongoing studies continue to explore its therapeutic potential, especially how it can be modulated to treat diseases without harmful side effects.

In essence, TNF alpha human is a versatile and powerful component of the immune system, important for both health and disease. Understanding its pathways and functions helps scientists develop better treatments for various inflammatory and autoimmune diseases.