Molecular Sieves
Medchemexpress LLC 3α,7α-Dihydroxycoprostanic acid | 17974-66-2 | 99.0% | 434.65 | 1 MG
3α,7α-Dihydroxycoprostanic acid is an endogenous metabolite and a bile acid, serving as the precursor to chenodeoxycholic acid.
- Has a purity of 99.0%.
- Solid appearance.
- Color is white to off-white.
- For research use only.
Medchemexpress LLC Cullin 4A/4B Antibody (YA2583) | 10 UL
Cullin 4A/4B Antibody (YA2583) is a rabbit-derived, non-conjugated IgG monoclonal antibody that targets Cullin 4A/4B. It is supplied in PBS, pH 7.4, and is affinity purified. This antibody serves as the core component of multiple cullin-RING-based E3 ubiquitin-protein ligase complexes, facilitating ubiquitination and proteasomal degradation of target proteins, and plays roles in DNA repair/replication and cell cycle regulation.
- Targets Cullin 4A/4B
- Rabbit-derived and non-conjugated IgG monoclonal antibody
- Affinity purified
- Supports Western Blotting (WB) and Immunohistochemistry-Paraffin (IHC-P) applications
- Involved in cell biology research
- Available in liquid form
- Stored at -20°C for 1 year, avoiding repeated freeze/thaw cycles
Medchemexpress LLC Cullin 4A/4B Antibody (YA2583) | 100 UL
Cullin 4A/4B Antibody (YA2583) is a Rabbit-derived, non-conjugated IgG monoclonal antibody that targets Cullin 4A/4B. It serves as a core component of multiple cullin-RING-based E3 ubiquitin-protein ligase complexes, facilitating ubiquitination and proteasomal degradation of target proteins. These complexes play roles in DNA repair/replication, regulate G1/S transition, and mTORC1 signaling.
- Rabbit-derived, non-conjugated IgG monoclonal antibody
- Targets Cullin 4A/4B
- Reactivity: Human, Hamster, Rat
- Applications: WB, IHC-P
- Supplied as a liquid
- Affinity purified
- Storage at -20°C for 1 year
- Avoid repeated freeze/thaw cycles
- Molecular weight: 104 kDa (predicted)
Medchemexpress LLC Cullin 4A/4B Antibody (YA2583) | 50 UL
Cullin 4A/4B Antibody (YA2583) is a Rabbit-derived, non-conjugated IgG monoclonal antibody, targeting Cullin 4A/4B. It is intended for research use only and is considered stable under recommended storage conditions.
- Host: Rabbit
- Reactivity: Human, Hamster, Rat
- Clonality: YA2583
- Swissprot ID: Q13620
- Predicted band size: 104 kDa
- Storage: Stored at -20°C for 1 year. Avoid repeated freeze/thaw cycles.
- Concentration: 0.2 mg/mL
Pfaltz & Bauer Molecular Sieves| Type 5 A| 4-8 Mesh Beads 500G
Molecular Sieves| Type 5 A| 4-8 Mesh Beads 500G
TARGETMOL CHEMICALS INC Z-SMI-4A 25MG
Also available in 5 mg 10 mg 50 mg 100 mg 200 mg 1 mL 10 mM (in DMSO) and bulk. Please contact Fisher for quotes. (Z)-SMI-4a (TCS PIM-1 4a) is a selective ATP-competitive Pim-1 kinase inhibitor with an IC50 of 21 nM. purity: 99%
Medchemexpress LLC Semaphorin-3A (SEMA3A) protein, mouse, Fc-tag | >95.0% | 500 UG
Recombinant mouse Semaphorin-3A (SEMA3A) is supplied as an N-terminal human Fc-tagged protein expressed in HEK293 cells for in vitro research. The protein is glycosylated, with an apparent molecular weight of approximately 80-95 kDa, and is available in sizes up to 500 μg.
- Purity greater than 95% by reducing SDS-PAGE.
- N-terminal human Fc tag facilitates detection and capture.
- Expressed in HEK293 to preserve mammalian glycosylation.
- Glycosylated molecular weight approximately 80-95 kDa.
- Store at -20°C; aliquot and freeze at -80°C for long-term storage.
Medchemexpress LLC 3α,12β-Dihydroxycholanoic acid | 570-62-7 | 97.0% | 392.57 | 5 MG
3α,12β-Dihydroxycholanoic acid is a bile acid that can be isolated from urine specimens of healthy humans. It is an endogenous metabolite. The compound appears as a solid with a white to off-white color. Its molecular formula is C24H40O4. It is classified under steroids and is for research use only, not intended for sale to patients.
- Endogenous metabolite.
- Isolated from urine specimens of healthy humans.
- Available in solid form.
- High purity of 97.0%.
- Categorized as a steroid.
- Comprehensive documentation including Data Sheet, COA, SDS, and Handling Instructions.
- Solubility information provided for in vitro and in vivo applications.
Medchemexpress LLC Semaphorin-3A/SEMA3A 50ug | 50ug
Semaphorin-3A/SEMA3A Protein guides growth cones and is implicated in sensory projection patterning selectively repelling axons that terminate dorsally It contributes to olfactory system development and neuronal control of puberty SEMA3A interacts with PXND1 although the exact nature of this interaction is unspecified Semaphorin-3A/SEMA3A Protein Mouse (HEK293 His) is the recombinant mouse-derived Semaphorin-3A/SEMA3A protein expressed by HEK293 with N-His labeled tag
Medchemexpress LLC 3α-Hydroxysteroid Dehydrogenase, Microorganism (3α-HSD) | 9028-56-2 | ≥50 U/mg protein | about 28 kDa (SDS-PAGE detection) | 500 U
3α-Hydroxysteroid Dehydrogenase, Microorganism (3α-HSD) is an enzyme encoded by the AKR1C4 gene, which can catalyze the conversion of 3-ketosteroids into 3α-hydroxy compounds. It plays an important role in the inactivation of androgen DHT, converting DHT into 3α-androstanediol with weak androgen activity. This enzyme can be used in the research of hirsutism. This product is a genetically recombinant product and has no animal origin.
- Catalyzes the conversion of 3-ketosteroids into 3α-hydroxy compounds
- Plays a role in the inactivation of androgen DHT
- Genetically recombinant product with no animal origin
- Used for clinical detection of total bile acid
Medchemexpress LLC Nutlin-3A 10Mm 1Ml/Dmso Soltn | HY-10029-10MM 1ML DMSO
Nutlin-3A 10Mm 1Ml/Dmso Soltn
Medchemexpress LLC 4α-Methylcholesterol | 15073-00-4 | 1 MG
4α-Methylcholesterol is a derivative of cholesterol. This compound is capable of oxidizing 3-hydroxy steroid, with an apparent Km of 12.6 μM. It is intended for research use only and is not sold to patients.
- Derivative of cholesterol
- Capable of oxidizing 3-hydroxy steroid
- Has an apparent Km of 12.6 μM
Medchemexpress LLC MAG/Siglec-4a protein, rat (HEK293, His) | 100UG
Recombinant rat MAG/Siglec-4a protein expressed in HEK293 cells and purified with a C-terminal His tag; supplied as a lyophilized, glycosylated protein (~75-95 kDa) formulated in PBS with 8% trehalose. The product has low endotoxin (<0.1 EU/μg), shows biological activity in cell-based assays (ED50 2.501 μg/mL), and is intended for in vitro biochemical and cell-based studies. Recommended reconstitution is ≥100 μg/mL; store frozen for long-term stability.
- Expression system: HEK293 mammalian cells
- Tag: C-terminal His tag
- Formulation: lyophilized from PBS with 8% trehalose
- Endotoxin level: <0.1 EU/μg
- Recommended reconstitution: not less than 100 μg/mL in PBS
- Storage: store at -20°C or -80°C in aliquots for extended storage
- Appearance: lyophilized powder