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Tamoxifen

SKU: orb2281178

Description

Tamoxifen is an orally active SERM that acts as an estrogen antagonist in breast tissue and an agonist in bone and liver. It is widely used in research to create gene knockout and liver injury models in mice and has been studied for its roles in modulating autophagy, apoptosis, and viral infection pathways in vitro.

Research Area

Cell Biology, Metabolism Research, Signal Transduction

Images & Validation

Key Properties

CAS Number10540-29-1
MW371.51
Purity99.92% (May vary between batches)
FormulaC26H29NO
SMILESCC\C(C1=CC=CC=C1)=C(/C1=CC=CC=C1)C1=CC=C(OCCN(C)C)C=C1
TargetAutophagy,HSP,Estrogen/progestogen Receptor,Apoptosis,Estrogen Receptor/ERR
SolubilityCorn oil:40 mg/mL (107.67 mM);Ethanol:100 mg/mL (269.17 mM);DMSO:12.5 mg/mL (33.65 mM)

Bioactivity

Target IC50
CHO cells:> 100 μM|A253 cells:8.92 μM|B16 F10 cells:64.87 μM|A549 cells:1.86 μg/mL|Astrocytes:> 10 μM|DLD-1 cells:11.06 μM|FaDu cells:5.39 μM|A2058 cells:12.5 μM (EC50)|DU-145 cells:10.87 μM|A431 cells:> 100 μM|518A2 cells:7.62 μM|A2780 cells:7.77 μM
In Vivo
METHODS: To test the antitumor activity in vivo, Tamoxifen (100 mg/kg) was administered orally to NCr athymic nude mice bearing ER-negative breast cancer tumors MDA-MB-468 or HCC-1937 three times per week for four to five weeks. RESULTS: Tamoxifen significantly inhibited the growth of MDA-MB-468 tumors, whereas the growth of HCC-1937 tumors was not affected. METHODS: To test the effect on mouse behavior, Tamoxifen (75 mg/kg in 10% ethanol+90% sunflower seed oil) was administered intraperitoneally to C57BL/6 mice once a day for seven days. RESULTS: Tamoxifen affects motor activity, socialization, and anxiety in mice.
In Vitro
METHODS: Human breast cancer cells MCF-7 were treated with Tamoxifen (0.25-4 μM) for 24 h. Cell viability was measured using the CCK-8. RESULTS: Tamoxifen significantly inhibited the proliferation of MCF-7 cells in a dose-dependent manner. METHODS: ER-negative breast cancer cells SK-BR3, MDA-MB-453, MDA-MB-468, MDA-MB-231, and HCC-1937 were treated with Tamoxifen (1-10 μM) for 24-36 h, and apoptosis was detected using Flow Cytometry. RESULTS: Tamoxifen induced apoptosis in MDA-MB-231, MDA-MB-468, MDA-MB-453 and SK-BR3 cells in a dose- and time-dependent manner, while no significant apoptotic effect was observed in HCC-1937 cells.

Storage & Handling

Storagekeep away from direct sunlight,keep away from moisture | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature.
Expiration Date12 months from date of receipt.
DisclaimerFor research use only

Alternative Names

ICI 47699, ICI46474, ICI-46474, ICI47699, ICI-47699, ERR, ER, Estrogen Receptor, EstrogenReceptor, Estrogen Receptor/ERR, Hsp90, HSP, liver, modulator, chaperone, (Z)-Tamoxifen, Apoptosis, Autophagy, ATPase, SERM, progestogenReceptor, progestogen Receptor, Tamoxifen, Z-Tamoxifen, trans-Tamoxifen, uterine

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Key Properties

No computed properties available.

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Tamoxifen (orb2281178)

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Available Sizes

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200 mg
$ 70.00
500 mg
$ 80.00
1 g
$ 100.00
1 ml x 10 mM (in DMSO)
$ 100.00
5 g
$ 170.00
10 g
$ 230.00
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