GRF(human)Acetate
Sequence Tyr-Ala-Asp-Ala-Ile-Phe-Thr-Asn-Ser-Tyr-Arg-Lys-Val-Leu-Gly-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Met-Ser-Arg-Gln-Gln-Gly-Glu-Ser-Asn-Gln-Glu-Arg-Gly-Ala-Arg-Ala-Arg-Leu-NH2
CAS No. 83930-13-6
Molecular formula C215H358N72O66S
Molecular weight 5039.76
Purity (HPLC) 98.0%min.
Appearance White powder
Peptide content (N%) 80.0%
Growth hormone releasing factor (GRF, somatorelin) is a hypothalamic hormone which regulates the synthesis and secretion of growth hormone from the anterior pituitary.
Growth-hormone-releasing hormone (GHRH), aswell accepted as growth-hormone-releasing agency (GRF, GHRF), somatoliberin or somatocrinin, is a absolution hormone for advance hormone. It is a 44-amino acerbic peptide hormone produced in the arcuate basis of the hypothalamus.
GHRH aboriginal appears in the animal hypothalamus amid 18 and 29 weeks of gestation, which corresponds to the alpha of assembly of advance hormone and added somatotropes in fetuses.
GHRH is appear from neurosecretory assumption terminals of these arcuate neurons, and is agitated by the hypothalamo-hypophyseal aperture arrangement to the antecedent pituitary gland area it stimulates advance hormone (GH) beard by aesthetic the advance hormone-releasing hormone receptor. GHRH is appear in a pulsatile manner, aesthetic agnate pulsatile absolution of GH. In addition, GHRH aswell promotes slow-wave beddy-bye directly. Advance hormone is appropriate for accustomed postnatal growth, cartilage growth, authoritative furnishings on protein, carbohydrate, and lipid metabolism.
GHRH stimulates GH assembly and absolution by bounden to the GHRH Receptor (GHRHR) on beef in the antecedent pituitary. The GHRHR is a affiliate of the secretin ancestors of G protein-coupled receptors, and is amid on chromosome 7. This protein is transmembranous with seven folds, and its atomic weight is about 44 kD. GHRH bounden to GHRHR after-effects in added GH assembly mainly by the cAMP abased pathway, but aswell by the phospholipase C alleyway (IP3/DAG pathway), and added accessory pathways.
The accomplishments of GHRH are against by somatostatin (growth-hormone-inhibiting hormone). Somatostatin is appear from neurosecretory assumption terminals of periventricular somatostatin neurons, and is agitated by the hypothalamo-hypophysial aperture apportionment to the antecedent pituitary area it inhibits GH secretion. Somatostatin and GHRH are buried in alternation, giving acceleration to the clearly pulsatile beard of GH.
GHRH announcement has been approved in borderline beef and tissues alfresco its capital website in the hypothalamus, for example, in the pancreas, epithelial film of the gastrointestinal amplitude and, pathologically, in tumour cells.
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Saturday, March 31, 2012
Thursday, March 29, 2012
What is Atriopeptin II?
Sequence
Ser-Ser-Cys-Phe-Gly-Gly-Arg-Ile-Asp-Arg-Ile-Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys-Asn-Ser-Phe-Arg
Biochem/physiol Actions
Activates particulate guanylyl cyclase, cardiac atrial peptide which relaxes both intestinal and vascular smooth muscle.
Atrial natriuretic peptide (ANP), atrial natriuretic agency (ANF), atrial natriuretic hormone (ANH), or atriopeptin, is a able vasodilator, and a protein (polypeptide) hormone buried by affection beef cells. It is complex in the homeostatic ascendancy of physique water, sodium, potassium and fat (adipose tissue). It is appear by beef beef in the top accommodation (atria) of the affection (atrial myocytes) in acknowledgment to top claret pressure. ANP acts to abate the water, sodium and adipose endless on the circulatory system, thereby abbreviation claret pressure.
Atriopeptin is a 28-amino acerbic peptide with a 17-amino acerbic ring in the average of the molecule. The ring is formed by a disulfide band amid two cysteine residues at positions 7 and 23. ANP is carefully accompanying to BNP (brain natriuretic peptide) and CNP (C-type natriuretic peptide), which all allotment the aforementioned amino acerbic ring. ANP was apparent in 1981 by a aggregation in Kingston, Ontario, Canada afterwards they fabricated the seminal ascertainment that bang of atrial (but not ventricular) tissue extracts into rats acquired copious natriuresis.
Physiological effects
ANP binds to a specific set of receptors - ANP receptors. Receptor-agonist bounden causes a abridgement in claret aggregate and accordingly a abridgement in cardiac achievement and systemic claret pressure. Lipolysis is added and renal sodium reabsorption is decreased. The all-embracing aftereffect of ANP on the physique is to adverse increases in claret burden and aggregate acquired by the renin-angiotensin system.
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Wednesday, March 28, 2012
Precautions of Exenatide Acetate
Exenatide Acetate
Sequence
H-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Met-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2 acetate salt
Exenatide Acetate is white powder.
Exenatide Acetate is used for a treatment of type 2 diabetes and the mechanism is similar to that of GLP-1.
Precautions of Exenatide Acetate
Use carefully in:
astringent renal crime or end-stage renal disease, astute pancreatitis, astringent GI disease
circumstantial use of insulin, thiazolidinediones, D-phenylalanine derivatives, meglitinides, or alpha-glucosidase inhibitors
abundant or breastfeeding patients
accouchement (safety and ability not established).
Exenatide, a 39-amino acerbic peptide originally abandoned from the salivary glands of the Gila monster (Heloderma suspectum), differs from exendin-3 alone in two positions abutting to the N-terminus. Application of exenatide causes an access in acinar cAMP after aesthetic amylase release. As an incretin mimetic, exenatide acts as agonist of the glucagon-like peptide-1 (GLP-1) receptor. As GLP-1, admitting with abiding activity, exenatide augments the postprandial assembly of insulin and suppresses beard of glucagon. For this reason, exenatide has begin use as a medication of diabetes II.
Exenatide Acetate is offered and awash alone for uses analytic accompanying to the development and acquiescence of advice beneath a Federal law which regulates the manufacture, use or auction of drugs (the “Bolar Exemption”). Bachem cannot be fabricated accountable for any contravention of bookish acreage rights. It is the sole and alone albatross of the client or user of this artefact to accede with the accordant civic rules and regulations.
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Sequence
H-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Met-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2 acetate salt
Exenatide Acetate is white powder.
Exenatide Acetate is used for a treatment of type 2 diabetes and the mechanism is similar to that of GLP-1.
Precautions of Exenatide Acetate
Use carefully in:
astringent renal crime or end-stage renal disease, astute pancreatitis, astringent GI disease
circumstantial use of insulin, thiazolidinediones, D-phenylalanine derivatives, meglitinides, or alpha-glucosidase inhibitors
abundant or breastfeeding patients
accouchement (safety and ability not established).
Exenatide, a 39-amino acerbic peptide originally abandoned from the salivary glands of the Gila monster (Heloderma suspectum), differs from exendin-3 alone in two positions abutting to the N-terminus. Application of exenatide causes an access in acinar cAMP after aesthetic amylase release. As an incretin mimetic, exenatide acts as agonist of the glucagon-like peptide-1 (GLP-1) receptor. As GLP-1, admitting with abiding activity, exenatide augments the postprandial assembly of insulin and suppresses beard of glucagon. For this reason, exenatide has begin use as a medication of diabetes II.
Exenatide Acetate is offered and awash alone for uses analytic accompanying to the development and acquiescence of advice beneath a Federal law which regulates the manufacture, use or auction of drugs (the “Bolar Exemption”). Bachem cannot be fabricated accountable for any contravention of bookish acreage rights. It is the sole and alone albatross of the client or user of this artefact to accede with the accordant civic rules and regulations.
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Tuesday, March 27, 2012
Specifications of g-Endorphin
g-Endorphin
CAS No.:61512-77-4
Molecular Formula:C83H131N19O27S1
Formula Weight:1859.1
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
g-Endorphin is for research use only. Not for use in diagnostic or therapeutic procedures.
Endorphins ("endogenous morphine") are endogenous opioid peptides that function as neurotransmitters. They are produced by the pituitary gland and the hypothalamus in vertebrates during exercise, excitement, pain, consumption of spicy food, love and orgasm, and they resemble the opiates in their abilities to produce analgesia and a feeling of well-being.
The term implies a pharmacological activity (analogous to the activity of the corticosteroid category of biochemicals) as opposed to a specific chemical formulation. It consists of two parts: endo- and -orphin; these are short forms of the words endogenous and morphine, intended to mean "a morphine-like substance originating from within the body."
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CAS No.:61512-77-4
Molecular Formula:C83H131N19O27S1
Formula Weight:1859.1
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
g-Endorphin is for research use only. Not for use in diagnostic or therapeutic procedures.
Endorphins ("endogenous morphine") are endogenous opioid peptides that function as neurotransmitters. They are produced by the pituitary gland and the hypothalamus in vertebrates during exercise, excitement, pain, consumption of spicy food, love and orgasm, and they resemble the opiates in their abilities to produce analgesia and a feeling of well-being.
The term implies a pharmacological activity (analogous to the activity of the corticosteroid category of biochemicals) as opposed to a specific chemical formulation. It consists of two parts: endo- and -orphin; these are short forms of the words endogenous and morphine, intended to mean "a morphine-like substance originating from within the body."
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Monday, March 26, 2012
What is Cetrorelix Acetate used for?
Cetrorelix Acetate (Set-roh-ree-lix ass-it-ate) is a medicine which is used in female infertility and male infertility.
Cetrorelix acetate for injection is a synthetic decapeptide with gonadotropin- releasing hormone (GnRH) antagonistic activity. Cetrorelix acetate is an analog of native GnRH with substitutions of amino acids at positions 1, 2, 3, 6, and 10. The molecular formula is Acetyl-D-3-(2´-naphtyl)-alanine-D-4-chlorophenylalanine-D-3-(3´-pyridyl)- alanine-L-serine-L-tyrosine-D-citruline-L-leucine-L-arginine-L-proline-D-alanine-amide, and the molecular weight is 1431.06, calculated as the anhydrous free base.
Cetrorelix Acetate 0.25 mg or 3 mg is a sterile lyophilized powder intended for subcutaneous injection after reconstitution with Sterile Water for Injection, USP (pH 5-8), that comes supplied in either a 1.0 mL (for 0.25 mg vial) or 3.0 mL (for 3 mg vial) pre-filled syringe. Each vial of Cetrotide® (cetrorelix) 0.25 mg (multiple dose regimen) contains 0.26-0.27 mg cetrorelix acetate, equivalent to 0.25 mg cetrorelix, and 54.80 mg mannitol. Each vial of Cetrotide (cetrorelix) 3 mg (single dose regimen) contains 3.12-3.24 mg cetrorelix acetate, equivalent to 3 mg cetrorelix, and 164.40 mg mannitol.
Cetrorelix acetate prevents the production of certain types of hormones in the body. It is used to treat infertility.
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Cetrorelix acetate for injection is a synthetic decapeptide with gonadotropin- releasing hormone (GnRH) antagonistic activity. Cetrorelix acetate is an analog of native GnRH with substitutions of amino acids at positions 1, 2, 3, 6, and 10. The molecular formula is Acetyl-D-3-(2´-naphtyl)-alanine-D-4-chlorophenylalanine-D-3-(3´-pyridyl)- alanine-L-serine-L-tyrosine-D-citruline-L-leucine-L-arginine-L-proline-D-alanine-amide, and the molecular weight is 1431.06, calculated as the anhydrous free base.
Cetrorelix Acetate 0.25 mg or 3 mg is a sterile lyophilized powder intended for subcutaneous injection after reconstitution with Sterile Water for Injection, USP (pH 5-8), that comes supplied in either a 1.0 mL (for 0.25 mg vial) or 3.0 mL (for 3 mg vial) pre-filled syringe. Each vial of Cetrotide® (cetrorelix) 0.25 mg (multiple dose regimen) contains 0.26-0.27 mg cetrorelix acetate, equivalent to 0.25 mg cetrorelix, and 54.80 mg mannitol. Each vial of Cetrotide (cetrorelix) 3 mg (single dose regimen) contains 3.12-3.24 mg cetrorelix acetate, equivalent to 3 mg cetrorelix, and 164.40 mg mannitol.
Cetrorelix acetate prevents the production of certain types of hormones in the body. It is used to treat infertility.
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Sunday, March 25, 2012
What is VSV-G Peptide?
Description of VSV-G Peptide
A vesicular stomatitis virus G (VSV-G) protein fragment.
Sequence
(Three-Letter Code)H - Tyr - Thr - Asp - Ile - Glu - Met - Asn - Arg - Leu - Gly - Lys - OH
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
VSV-G Peptide is for research use only. Not for use in diagnostic or therapeutic procedures.
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A vesicular stomatitis virus G (VSV-G) protein fragment.
Sequence
(Three-Letter Code)H - Tyr - Thr - Asp - Ile - Glu - Met - Asn - Arg - Leu - Gly - Lys - OH
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
VSV-G Peptide is for research use only. Not for use in diagnostic or therapeutic procedures.
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Application of DTrp-Gamma MSH
DTrp-Gamma MSH
Sequence Tyr-Val-Met-Gly-His-Phe-Arg-DTrp-Asp-Arg-Phe-Gly
Molecular Formula: C74H99N21O16S1
Formula Weight:1570.81
Application of DTrp-Gamma MSH
It is a Melanocyte Stimulating Hormones (MSH),which can stimulate the production and release of melanin (melanogenesis) by melanocytes in skin and hair. MSH released into the brain has effects on appetite and sexual arousal.
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
This product is for research use only. Not for use in diagnostic or therapeutic procedures.
More about: DTrp-Gamma MSH sale
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Sequence Tyr-Val-Met-Gly-His-Phe-Arg-DTrp-Asp-Arg-Phe-Gly
Molecular Formula: C74H99N21O16S1
Formula Weight:1570.81
Application of DTrp-Gamma MSH
It is a Melanocyte Stimulating Hormones (MSH),which can stimulate the production and release of melanin (melanogenesis) by melanocytes in skin and hair. MSH released into the brain has effects on appetite and sexual arousal.
Format
Peptides are lyophilized in a solid powder format. Peptides can be reconstituted in solution using the appropriate buffer as needed.
Storage
Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C.
Precautions
This product is for research use only. Not for use in diagnostic or therapeutic procedures.
More about: DTrp-Gamma MSH sale
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