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β-Galactosidase (EC 3.2.1.23) is a glycoside hydrolase that hydrolyzes the β-glycosidic bonds formed between galactose and its organic moieties. In E.coli, the lacZ gene is the structural gene of β-galactosidase, which can be used as part of the induction system lac operon. β-Galactosidase can hydrolyze lactose to form glucose and galactose, and enter glycolysis; it can also catalyze the transgalactosylation of lactose into allolactose; allolactose can be cracked into monosaccharides .
Maltotriose, the second most abundant sugar present in brewing, is an inducer of the maltose regulon of Escherichia coli. Maltotriose can induce beta-galactosidase synthesis .
C12FDG (5-Dodecanoylaminofluorescein di-β-D-Galactopyranoside) is a lipophilic green fluorescent substrate for β-galactosidase detection. C12-FDG is more sensitive than FDG (HY-101895) for beta-galactosidase activity determinations in animal cells .
NIR-βgal-2 is a β-galactosidase-activated near-infrared fluorescent probe with superior sensitivity. NIR-βgal-2 can be used for visualizing β-galactosidase in breast cancer .
Beta-gal-nonoate is a β-galactosidase dependent nitric oxide (NO) donor that releases NO once activated by β-galactosidase. β-Gal-NONOate has bactericidal activity and can be used as a bactericide .
X-GAL (BCIG) is a widely used chromogenic β-galactosidase substrate. X-GAL is a colorless compound until cleaved by β-galactosidase, at which point X-GAL turns to an insoluble and detectable blue compound, making X-GAL particularly useful in techniques such as blue-white screening for cloning in bacteria. X-GAL can also be used for detection of β-galactosidase activity .
SSK1, a senescence-specific killing compound, is a β-galactosidase-targeted proagent attenuates inflammation. SSK1 is activated by lysosomal β-galactosidase and selectively killed senescent cells through the activation of p38 MAPK and induction of apoptosis .
5-Bromo-4-chloro-3-indolyl β-D-glucopyranoside, a chromogenic substrate for the detection of β-galactosidase activity. It is commonly used in molecular biology techniques such as gene expression analysis and reporter gene analysis. When β-galactosidase cleaves X-Gluc, a blue precipitate is produced, which can be observed by microscopy or other detection methods. X-Gluc has high sensitivity and specificity for the detection of β-galactosidase activity, making it a widely used tool in molecular biology research.
Purple-β-D-Gal is a chromogenic β-galactosidase substrate. Intracellular enzymatic hydrolysis of Purple-β-D-Gal generates free indoxyl molecules, which undergo in situ oxidation and subsequent dimerization to produce chromogenic, water-insoluble, indigo precipitates. Purple-β-D-Gal can be used for the detection of β-galactosidase activity .
X-GalNAc is a chromogenic substrate for for N-acetyl-β-galactosidase, used to determine the presence or absence of a cloned DNA insert in bacteria growing on agar plates .
PFB-FDG is a non-fluorescent galactosidase substrate that can be hydrolysed to green fluorescent PFB-F (Ex=485 nm, Em=535 nm). PFB-FDG can be used for the determination of β-galactosidase activity .
4-Methylumbelliferyl β-D-galactopyranoside is a fluorescent substrate for β-galactosidase which, when cleaved, produces a water-soluble blue fluorescent coumarin fluorophore that can be detected using a fluoroenzymeter or fluorometer .
Rose-β-D-Gal is a flurescent dye, is also a β-galactosidase substrate. Rose-β-D-Gal creates a pink/magenta color after the reaction and has been used for detection of β-gal activity .
(2R)-Glycerol-O-β-D-galactopyranoside (3-O-β-D-Galactopyranosyl-sn-glycerol) is a good substrate for all three components of the lac operon, i.e. β-galactosidase, the lactose transporter and thiogalactoside transacetylase .
Chlorophenol red-β-D-galactopyranoside is a long-wavelength dye, which has been widely used for colorimetric assays. Chlorophenol red-β-D-galactopyranoside is also a β-galactosidase substrate commonly used in recombinant yeast oestrogenic assays .
DDAO is a promising near-infrared (NIR) red fluorescent probewith tunable excitation wavelength (600-650nm) and longemission wavelength(λem=656nm). DDAO can de desiged for detection of the activities of different enzymes such asβ-galactosidase,sulfatase, proteinphosphatase2A,carboxylesterase 2, humanalbumin andesterases .
Gypenoside L is a saponin that can be found in Gynostemma pentaphyllum. Gypenoside L increases the SA-β-galactosidase activity, promotes the production of senescence-associated secretory cytokines. Gypenoside L also can activate p38 and ERK MAPK pathways and NF-κB pathway to induce senescence. Gypenoside L exhibits anti-tumor and anti-inflammatory activities .
DDAO phosphate diammonium is a fluorescent phosphatase substrate. DDAO phosphate diammonium has tunable excitation wavelength (600-650nm) and long emission wavelength (λem=656nm). DDAO phosphate diammonium can be used to detect the activity of different enzymes such as β-galactosidase, sulfatase, protein phosphatase 2A, carboxylesterase 2, human albumin and esterase.
5-Bromo-6-chloro-3-indolyl β-D-Galactopyranoside (contains ca. 10% Ethyl Acetate) (5-Bromo-6-chloro-3-indolyl-beta-D-galactoside) is a chromogenic substrate of β-galactosidase (β-gal) .
1-Oleoyl lysophosphatidic acid (1-Oleoyl-sn-glycero-3-phosphate) is an abundant lysophosphatidic acid (LPA) species with high biological activity due to its strong affinity for the LPA receptors. 1-Oleoyl lysophosphatidic acid is commonly used in most laboratories as a reagent for LPA receptor activation . 1-Oleoyl lysophosphatidic acid increases SRE-driven β-galactosidase activity .
His-D-beta-Nal-Ala-Trp-D-Phe-Lys-NH2 TFA, is a growth hormone releasing peptide, as well as a metabolite of GHRP-1. GHRP-1, or Ala-His-D-beta Nal-Ala-Trp-D-Phe-Lys-NH2, has the effect of promoting the release of growth hormone (GH). GHRP-1 increases GH release and increases [Ca2+]i levels in static monolayer cells of rat pituitary gland, but does not affect cAMP levels .
C12FDG (5-Dodecanoylaminofluorescein di-β-D-Galactopyranoside) is a lipophilic green fluorescent substrate for β-galactosidase detection. C12-FDG is more sensitive than FDG (HY-101895) for beta-galactosidase activity determinations in animal cells .
X-GAL (BCIG) is a widely used chromogenic β-galactosidase substrate. X-GAL is a colorless compound until cleaved by β-galactosidase, at which point X-GAL turns to an insoluble and detectable blue compound, making X-GAL particularly useful in techniques such as blue-white screening for cloning in bacteria. X-GAL can also be used for detection of β-galactosidase activity .
NIR-βgal-2 is a β-galactosidase-activated near-infrared fluorescent probe with superior sensitivity. NIR-βgal-2 can be used for visualizing β-galactosidase in breast cancer .
Purple-β-D-Gal is a chromogenic β-galactosidase substrate. Intracellular enzymatic hydrolysis of Purple-β-D-Gal generates free indoxyl molecules, which undergo in situ oxidation and subsequent dimerization to produce chromogenic, water-insoluble, indigo precipitates. Purple-β-D-Gal can be used for the detection of β-galactosidase activity .
X-GalNAc is a chromogenic substrate for for N-acetyl-β-galactosidase, used to determine the presence or absence of a cloned DNA insert in bacteria growing on agar plates .
PFB-FDG is a non-fluorescent galactosidase substrate that can be hydrolysed to green fluorescent PFB-F (Ex=485 nm, Em=535 nm). PFB-FDG can be used for the determination of β-galactosidase activity .
4-Methylumbelliferyl β-D-galactopyranoside is a fluorescent substrate for β-galactosidase which, when cleaved, produces a water-soluble blue fluorescent coumarin fluorophore that can be detected using a fluoroenzymeter or fluorometer .
Rose-β-D-Gal is a flurescent dye, is also a β-galactosidase substrate. Rose-β-D-Gal creates a pink/magenta color after the reaction and has been used for detection of β-gal activity .
Chlorophenol red-β-D-galactopyranoside is a long-wavelength dye, which has been widely used for colorimetric assays. Chlorophenol red-β-D-galactopyranoside is also a β-galactosidase substrate commonly used in recombinant yeast oestrogenic assays .
DDAO is a promising near-infrared (NIR) red fluorescent probewith tunable excitation wavelength (600-650nm) and longemission wavelength(λem=656nm). DDAO can de desiged for detection of the activities of different enzymes such asβ-galactosidase,sulfatase, proteinphosphatase2A,carboxylesterase 2, humanalbumin andesterases .
DDAO phosphate diammonium is a fluorescent phosphatase substrate. DDAO phosphate diammonium has tunable excitation wavelength (600-650nm) and long emission wavelength (λem=656nm). DDAO phosphate diammonium can be used to detect the activity of different enzymes such as β-galactosidase, sulfatase, protein phosphatase 2A, carboxylesterase 2, human albumin and esterase.
5-Bromo-4-chloro-3-indolyl β-D-glucopyranoside, a chromogenic substrate for the detection of β-galactosidase activity. It is commonly used in molecular biology techniques such as gene expression analysis and reporter gene analysis. When β-galactosidase cleaves X-Gluc, a blue precipitate is produced, which can be observed by microscopy or other detection methods. X-Gluc has high sensitivity and specificity for the detection of β-galactosidase activity, making it a widely used tool in molecular biology research.
His-D-beta-Nal-Ala-Trp-D-Phe-Lys-NH2 TFA, is a growth hormone releasing peptide, as well as a metabolite of GHRP-1. GHRP-1, or Ala-His-D-beta Nal-Ala-Trp-D-Phe-Lys-NH2, has the effect of promoting the release of growth hormone (GH). GHRP-1 increases GH release and increases [Ca2+]i levels in static monolayer cells of rat pituitary gland, but does not affect cAMP levels .
Maltotriose, the second most abundant sugar present in brewing, is an inducer of the maltose regulon of Escherichia coli. Maltotriose can induce beta-galactosidase synthesis .
Gypenoside L is a saponin that can be found in Gynostemma pentaphyllum. Gypenoside L increases the SA-β-galactosidase activity, promotes the production of senescence-associated secretory cytokines. Gypenoside L also can activate p38 and ERK MAPK pathways and NF-κB pathway to induce senescence. Gypenoside L exhibits anti-tumor and anti-inflammatory activities .
The beta-galactosidase/GLB1 protein cleaves beta-linked terminal galactose residues in gangliosides and glycoproteins, contributing to elastogenesis and connective tissue development. Beta-galactosidase/GLB1 Protein, Human (HEK293, His) is the recombinant human-derived Beta-galactosidase/GLB1 protein, expressed by HEK293 , with C-6*His labeled tag. The total length of Beta-galactosidase/GLB1 Protein, Human (HEK293, His) is 654 a.a., with molecular weight of ~90.0 kDa.
Beta-galactosidase/GLB1 protein is a hydrolase with catalytic activity and binding sites of Mg2+, Mn2+ and Na+. Beta-galactosidase/GLB1 protein can be used for research in genetics, molecular biology, and other life sciences. Beta-galactosidase/GLB1 Protein, E.coli is the recombinant E. coli-derived Beta-galactosidase/GLB1 protein, expressed by E. coli , with tag free. The total length of Beta-galactosidase/GLB1 Protein, E.coli is 1024 a.a., with molecular weight of ~115.0 kDa.
Beta-galactosidase Protein, with catalytic activity, hydrolyzes terminal non-reducing beta-D-galactose residues in beta-D-galactosides. Its enzymatic function involves breaking these specific bonds, facilitating the cleavage of beta-D-galactosides and contributing to the degradation of molecules containing these terminal galactose residues. Beta-galactosidase Protein, Saccharolobus solfataricus is the recombinant Beta-galactosidase protein, expressed by E. coli , with tag free. The total length of Beta-galactosidase Protein, Saccharolobus solfataricus is 489 a.a., .
Beta-galactosidase Protein, with catalytic activity, hydrolyzes terminal non-reducing beta-D-galactose residues in beta-D-galactosides. Its enzymatic function involves breaking these specific bonds, facilitating the cleavage of beta-D-galactosides and contributing to the degradation of molecules containing these terminal galactose residues. Beta-galactosidase Protein, Saccharolobus solfataricus (FLAG, His) is the recombinant Beta-galactosidase protein, expressed by E. coli , with N-6*His, N-Flag labeled tag. The total length of Beta-galactosidase Protein, Saccharolobus solfataricus (FLAG, His) is 489 a.a., .
