46 Results for "

Topoisomerase I, Human

" in MedChemExpress (MCE) Product Catalog:
Products (46)

46 Results for "Topoisomerase I, Human" in MCE Product Catalog:

Cat. No.: HY-E71020
Research Areas:  

Metabolic Disease

Topoisomerase I, Human (EC 5.99.1.2) relaxes supercoiled DNA molecules. Topoisomerase I, Human (EC 5.99.1.2) initiates transient breakages and rejoins of phosphodiester bonds in superhelical turns of closed-circular DNA.
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711
711 Publications Verification
Cat. No.: HY-15142
CAS No.: 25316-40-9
Purity:  99.90%
Synonyms: Hydroxydaunorubicin hydrochloride; ADR
Doxorubicin hydrochloride (Hydroxydaunorubicin hydrochloride; ADR), a cytotoxic anthracycline antibiotic, is an anti-cancer chemotherapy agent. Doxorubicin hydrochloride is a potent human DNA topoisomerase I and topoisomerase II inhibitor with IC50s of 0.8 μM and 2.67 μM, respectively. Doxorubicin hydrochloride reduces basal phosphorylation of AMPK and its downstream target acetyl-CoA carboxylase. Doxorubicin hydrochloride induces apoptosis and autophagy .
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73
73 Cited Publications
Cat. No.: HY-16560
CAS No.: 7689-03-4
Synonyms: Campathecin; (S)-(+)-Camptothecin; CPT
Camptothecin (CPT), a kind of alkaloid, is a DNA topoisomerase I (Topo I) inhibitor with an IC50 of 679 nM . Camptothecin (CPT) exhibits powerful antineoplastic activity against colorectal, breast, lung and ovarian cancers, modulates hypoxia-inducible factor-1α (HIF-1α) activity by changing microRNAs (miRNA) expression patterns in human cancer cells .
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12
12 Cited Publications
Cat. No.: HY-138298
CAS No.: 1826843-81-5
Purity:  98.90%
Synonyms: T-DXd (solution); DS-8201 (solution); DS-8201a (solution)
Research Areas:  

Cancer

Trastuzumab deruxtecan (T-DXd; DS-8201a) (solution) is an anti-human epidermal growth factor receptor 2 (HER2) antibody-drug conjugate (ADC). Trastuzumab deruxtecan is composed of a humanized anti-HER2 antibody, an enzymatically cleavable peptide-linker, a topoisomerase I inhibitor (a toxin component of Dxd), and the drug-linker conjugate for ADC is Deruxtecan (HY-13631E). Trastuzumab deruxtecan can be used for the research of HER2-positive breast cancer and gastric cancer .
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12
12 Cited Publications
Cat. No.: HY-138298A
CAS No.: 1826843-81-5
Purity:  99.58%
Synonyms: T-DXd; DS-8201; DS-8201a
Research Areas:  

Cancer

Trastuzumab deruxtecan (DS-8201a) is an anti-human epidermal growth factor receptor 2 (HER2) antibody-drug conjugate (ADC). Trastuzumab deruxtecan is composed of a humanized anti-HER2 antibody, an enzymatically cleavable peptide-linker, a topoisomerase I inhibitor (a toxin component of Dxd), and the drug-linker conjugate for ADC is Deruxtecan (HY-13631E). Trastuzumab deruxtecan can be used for the research of HER2-positive breast cancer and gastric cancer .
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7
7 Cited Publications
Cat. No.: HY-128946
CAS No.: 1279680-68-0
Purity:  99.07%
CL2A-SN-38 is a agent-linker conjugate composed of a potent a DNA Topoisomerase I inhibitor SN-38 and a linker CL2A to make antibody agent conjugate (ADC). CL2A-SN-38 provides significant and specific antitumor effects against a range of human solid tumor types. CL2A-SN-38 uses hydrolyzable linker to deliver active agents within tumor cells and in the tumor microenvironment, resulting in bystander effects .
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5
5 Cited Publications
Cat. No.: HY-15142R
CAS No.: 25316-40-9
Synonyms: Hydroxydaunorubicin hydrochloride (Standard); ADR (Standard)
Doxorubicin hydrochloride (Standard) is the analytical standard of Doxorubicin hydrochloride. This product is intended for research and analytical applications. Doxorubicin (Hydroxydaunorubicin) hydrochloride, a cytotoxic anthracycline antibiotic, is an anti-cancer chemotherapy agent. Doxorubicin hydrochloride is a potent human DNA topoisomerase I and topoisomerase II inhibitor with IC50s of 0.8 μM and 2.67 μM, respectively. Doxorubicin hydrochloride reduces basal phosphorylation of AMPK and its downstream target acetyl-CoA carboxylase. Doxorubicin hydrochloride induces apoptosis and autophagy .
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3
3 Cited Publications
Cat. No.: HY-141598
CAS No.: 2238831-60-0
Purity:  99.54%
Synonyms: DS-1062 (solution); Dato-DXd (solution)
Research Areas:  

Cancer

Datopotamab deruxtecan (DS-1062) solution is a TROP2-targeted antibody-drug conjugate (ADC) with human TROP2 Kd of 0.74 nmol/L. Datopotamab deruxtecan solution consists of the antibody Datopotamab (HY-P99843) and the toxic molecule-linker conjugate Deruxtecan (HY-13631E). Datopotamab deruxtecan solution binds TROP2, triggers internalization and lysosomal trafficking and releases DXd topoisomerase I inhibitor payload. Datopotamab deruxtecan solution disrupts DNA function, induces DNA damage, apoptosis, and bystander killing of tumor microenvironment cells. Datopotamab deruxtecan solution can be used in research related to triple-negative breast cancer, gastric cancer, and non-small cell lung cancer .
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3
3 Cited Publications
Cat. No.: HY-141598B
CAS No.: 2238831-60-0
Synonyms: DS-1062; Dato-DXd
Datopotamab deruxtecan (DS-1062) is a TROP2-targeted antibody-drug conjugate (ADC) with human TROP2 Kd of 0.74 nmol/L. Datopotamab deruxtecan consists of the antibody Datopotamab (HY-P99843) and the toxic molecule-linker conjugate Deruxtecan (HY-13631E). Datopotamab deruxtecan binds TROP2, triggers internalization and lysosomal trafficking and releases DXd topoisomerase I inhibitor payload. Datopotamab deruxtecan disrupts DNA function, induces DNA damage, apoptosis, and bystander killing of tumor microenvironment cells. Datopotamab deruxtecan can be used in research related to triple-negative breast cancer, gastric cancer, and non-small cell lung cancer .
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1
1 Cited Publications
Cat. No.: HY-164152A
ADC Control Human IgG1-Deruxtecan (DAR 8) is a humanized monoclonal antibody that is an isotype control of ADC human IgG1-Deruxtecan and can inhibit DNA topoisomerase I. The antibody portion is Human IgG1 kappa, Isotype Control (HY-P99001), and the drug-linker conjugate for ADC is Deruxtecan (HY-13631E) .
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1
1 Cited Publications
Cat. No.: HY-164152

Research Areas:  

Cancer

ADC Control Human IgG1-Deruxtecan (DAR 4) is a humanized monoclonal antibody that is an isotype control of ADC human IgG1-Deruxtecan and can inhibit DNA topoisomerase I. The antibody portion is Human IgG1 kappa, Isotype Control (HY-P99001), and the drug-linker conjugate for ADC is Deruxtecan (HY-13631E) .
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1
1 Cited Publications
Cat. No.: HY-125331
CAS No.: 200619-13-2
Purity:  98.05%
Research Areas:  

Cancer

DRF-1042 is an orally active derivative of Camptothecin. DRF-1042 acts to inhibit DNA topoisomerase I. DRF-1042 shows good anticancer activity against a panel of human cancer cell lines including multi-agent resistance (MDR) phenotype .
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Cat. No.: HY-15142A
CAS No.: 23214-92-8
Synonyms: Hydroxydaunorubicin
Doxorubicin (Hydroxydaunorubicin), a cytotoxic anthracycline antibiotic, is an anti-cancer chemotherapy agent. Doxorubicin is a potent human DNA topoisomerase I and topoisomerase II inhibitor with IC50s of 0.8 μM and 2.67 μM, respectively. Doxorubicin reduces basal phosphorylation of AMPK and its downstream target acetyl-CoA carboxylase. Doxorubicin induces apoptosis and autophagy .
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Cat. No.: HY-156617A
CAS No.: 2414254-37-6
Purity:  99.75%
Synonyms: SHR169265
Research Areas:  

Cancer

(αR)-Cyclopropaneacetamide-Exatecan (SHR169265) is a DNA Topoisomerase I inhibitor with enhanced membrane permeability (with an IC50 of 1.34 μM against the human DNA Topoisomerase I). (αR)-Cyclopropaneacetamide-Exatecan exerts cytotoxic effects by inhibiting the enzymatic activity of Topoisomerase I, and this anticancer effect is independent of the expression level of HER2. (αR)-Cyclopropaneacetamide-Exatecan is an ADC Cytotoxin derived from Exatecan (HY-13631), which can be used in research related to advanced cancers such as breast cancer, gastric cancer, colorectal cancer and non-small cell lung cancer .
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Cat. No.: HY-13631J
CAS No.: 2938875-39-7
Purity:  99.94%
Synonyms: (1R,9R)-DX8951f
Research Areas:  

Cancer

(1R,9R)-Exatecan mesylate ((1R,9R)-DX8951f) is a non-prodrug camptothecin derivative and a potent topoisomerase I inhibitor (IC50=0.975 μg/mL in mice and 0.82 μg/mL in humans). (1R,9R)-Exatecan mesylate blocks enzyme activity and induces apoptosis by stabilizing the enzyme-DNA cleavable complex. (1R,9R)-Exatecan mesylate not only effectively inhibits the proliferation of various malignant tumor cells and tumor growth, but also circumvents P-glycoprotein-mediated multidrug resistance. (1R,9R)-Exatecan mesylate is widely used in preclinical studies of multiple cancers including pancreatic cancer, lung cancer, breast cancer, and leukemia . The low-activity isomer of (1R,9R)-Exatecan mesylate is (1S,9R)-Exatecan mesylate (HY-13631I).
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Cat. No.: HY-13631I
CAS No.: 2938875-54-6
Purity:  98.48%
Synonyms: (1S,9R)-DX8951f
Research Areas:  

Cancer

(1S,9R)-Exatecan mesylate ((1S,9R)-DX8951f) is a non-prodrug camptothecin derivative and a topoisomerase I inhibitor (IC50=0.975 μg/mL in mice and 0.82 μg/mL in humans). (1S,9R)-Exatecan mesylate blocks enzyme activity and induces apoptosis by stabilizing the enzyme-DNA cleavable complex. (1S,9R)-Exatecan mesylate not only effectively inhibits the proliferation of various malignant tumor cells and tumor growth, but also circumvents P-glycoprotein-mediated multidrug resistance. (1S,9R)-Exatecan mesylate is widely used in preclinical studies of various cancers such as pancreatic cancer, lung cancer, breast cancer, and leukemia .
The chiral isomer of (1S,9R)-Exatecan mesylate is (1R,9R)-Exatecan mesylate (HY-13631J).
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Cat. No.: HY-N3488
CAS No.: 20175-84-2
Isodiospyrin, a natural dimeric naphthoquinone, is a human DNA topoisomerase I (Topoisomerase) inhibitor. Isodiospyrin can prevent both DNA relaxation and kinase activities of human topoisomerase I. Isodiospyrin shows anticancer, antibacterial and antifungal activities .
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Cat. No.: HY-126142
CAS No.: 2302772-05-8
Research Areas:  

Cancer

Top1 inhibitor 1 (compound 28) is a potent human topoisomerase I (Top1) inhibitor with an IC50 value of 29 nM .
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Cat. No.: HY-16560S
CAS No.: 1329616-37-6
Synonyms: Campathecin-d5; (S)-(+)-Camptothecin-d5; CPT-d5
Camptothecin-d5 is the deuterium labeled Camptothecin. Camptothecin (CPT), a kind of alkaloid, is a DNA topoisomerase I (Topo I) inhibitor with an IC50 of 679 nM . Camptothecin (CPT) exhibits powerful antineoplastic activity against colorectal, breast, lung and ovarian cancers, modulates hypoxia-inducible factor-1α (HIF-1α) activity by changing microRNAs (miRNA) expression patterns in human cancer cells .
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Cat. No.: HY-118899
CAS No.: 343247-32-5
Purity:  97.39%
Target:  

Endogenous Metabolite

Research Areas:  

Cancer

XR5944 is an anti-tumor compound with DNA-targeting activity. As a topoisomerase inhibitor, XR5944 can effectively inhibit the activities of topoisomerase I and II. XR5944 shows excellent anti-tumor activity against human and mouse tumor cells in vitro and in vivo. XR5944 exhibits significant potency in multiple cell lines, with IC50 values of 0.04-0.4 nM. XR5944 is not affected by atypical drug resistance in cells and remains significantly active even in cells overexpressing P-glycoprotein or multidrug resistance-related proteins. XR5944 showed anti-tumor efficacy in human tumor models of H69 small cell lung cancer and HT29 colon cancer, inducing tumor regression in most animals in the HT29 model. XR5944 can be used to study biological processes related to colon and lung cancer .
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