Wednesday, October 29, 2014
Ubenimex is a protease inhibitor
Ubenimex (INN), also known by the brand name bestatin, is a competitive protease inhibitor. It is an inhibitor of aminopeptidase B, leukotriene A4 hydrolase, and aminopeptidase N. It is derived from Streptomyces olivoreticuli.
An immunomodulating agent, ubenimex has low toxicity even after long-term oral administration and brings about significant modifications in immunological response. In a cooperative randomized controlled study of ubenimex immunotherapy for adult acute nonlymphocytic leukemia, prolongation of remission duration and survival was achieved with ubenimex immunotherapy combined with remission maintenance chemotherapy. The significant prolongation of remission duration and survival was seen in the ubenimex group, especially in the elderly patients. Randomized controlled studies of ubenimex immunotherapy were performed in solid tumors including malignant melanoma, carcinoma of the lung, stomach, bladder, head and neck and esophagus, and therapeutic benefits regarding disease free-interval or survival were observed in certain types of the above-mentioned cancers; however, ubenimex immunotherapy for these cancers should be further investigated in large-scale controlled studies to confirm its activity.
Monday, October 27, 2014
Clofarabine for the treatment of cancer
Clofarabine is used to treat acute lymphoblastic leukemia that has come back or that did not improve with at least 2 regimens of chemotherapy. It's used in children and young adults up to 21 years of age. It may also be used for other types of cancer.
Clofarabine is used to treat acute lymphoblastic leukemia (ALL; a type of cancer of the white blood cells) in children and young adults 1 to 21 years old who have already received at least two other treatments. Clofarabine is in a class of medications called purine nucleoside antimetabolites. It works by killing existing cancer cells and limiting the development of new cancer cells.
Wednesday, October 22, 2014
What is 4-Bromothiazole?
Name: 4-Bromothiazole
CAS Number: 34259-99-9
Molecular Weight: 164.02
Molecular Formula: C3H2BrNS
assay :97%
refractive index n20/D 1.602
density 1.839 g/mL at 25 °C
Available Spectra: NMR, HPLC, LCMS
Physical Form: Colorless to light yellow to light brown liquid
Flash Point: 102°C
Refractive Index: n20/D1.602
Shipping: Normal Temperature
Monday, October 20, 2014
Introduction and Purpose of Felodipine
Felodipine is an articulate calcium- approach acquaintance (CCB) of the dihydropyridine (DHP) class. Added calcium approach blockers in the DHP chic cover nifedipine (Procardia, Adalat), amlodipine (Norvasc), nisoldipine (Sular), nicardipine (Cardene), and isradipine (Dynacirc). Calcium is all-important for beef beef to contract. Felodipine prevents calcium from getting appear aural the beef beef of the baby arteries and thereby causes the anatomy to relax and the arteries to amplify or expand. Dilation of arteries reduces claret pressure. Felodipine has little or no aftereffect on the anatomy of veins or the heart. Felodipine was accustomed by the FDA in 1991.
Felodipine is acclimated to amusement top claret burden (hypertension). Lowering top claret burden helps anticipate strokes, affection attacks, and branch problems. Felodipine is accepted as a calcium approach blocker. By blocking calcium, this medication relaxes and widens claret argosy so claret can breeze added easily.
from:Acridine Raw Material
Saturday, October 11, 2014
Mechanism of Ulex Europaeus agglutinin
Ulex europaeus agglutinin binds to abounding glycoproteins and glycolipids absolute α-linked fucose residues, such as ABO claret accumulation glycoconjugates. This lectin preferentially binds claret accumulation O beef and has been acclimated to actuate secretor status. It has been accustomed as an accomplished brand for beastly endothelial cells.
Biotinylated Ulex europaeus agglutinin has an adapted bulk of biotins apprenticed to accommodate the optimum staining characteristics for this lectin. This conjugate is supplied about chargeless of unconjugated biotins and is preserved with sodium sodium azide.
This biotinylated lectin is an ideal average for analytical glycoconjugates application the Biotin-Avidin/Streptavidin System. Aboriginal the biotinylated lectin is added, followed by the VECTASTAIN® ABC Reagent, Avidin D conjugate, or streptavidin derivative.
from:
Elisa assay kits
Tuesday, October 7, 2014
Anti-CBX5 introduction
CBX5, aswell accepted as Chromobox protein homolog 5, is a authoritative protein acceptance to the Polycomb accumulation proteins ancestors with two chromo domains. CBX5 accumulation with chromosomes during mitosis, accurately with chromatin during metaphase and anaphase. A basic of the centromeric and pericentromeric heterochromatin, CBX5 may collaborate with lamin B receptor (LBR) to accord to the affiliation of the heterochromatin with the close nuclear membrane. CBX5 recognizes and binds histone H3 cape methylated at 'Lys-9', arch to epigenetic repression. This methyl-lysine bounden protein localized at heterochromatin sites is aswell accepted to arbitrate gene silencing and is circuitous in the accumulation of anatomic kinetochore through alternation with MIS12 circuitous proteins.
Description
This antiseptic recombinant abrasion monoclonal antibiotic recognizes CBX
Recombinant antibiotic characteristics include:
• Validation in Immunoprecipitation
• Superior lot-to-lot consistency
• Acutely top specificity and sensitivity
• Recombinant abrasion monoclonal antibody
• Specific for CBX5
CBX-5, or Chromobox homolog 5, is encoded by the cbx5 gene amid on chromosome 12. CBX-5 is aswell accepted as Heterochromatin Protein 1 Homolog alpha (HP1 alpha). This protein is ubiquitously bidding and localized in the basis (1). CBX 5 is a basic of the centromeric and pericentromeric heterochromatin and binds the heterochromatin to the lamin B receptor present on the close nuclear membrane. CBX-5 aswell aids in epigenetic repression by bounden to the methylated Lys-9 (H3K9me) residues on histone H3 cape (2).
from:
Elisa assay kits
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