Nucleoside Antimetabolite/Analog

Gemcitabine (LY188011) is a synthetic cytosine nucleoside derivative and an inhibitor of DNA synthesis. Gemcitabine has antitumor and antimetabolic activities. Gemcitabine induces autophagy and apoptosis.

5-BrdU (Broxuridine) , a nucleoside analog, are used in the detection of proliferating cells and competes with thymidine for incorporation into DNA.

5-Fluorouracil (5-FU) is a uracil analog and inhibitor of DNA synthesis, exhibiting antitumor activity by affecting pyrimidine synthesis through thymidylate synthase inhibition; it induces apoptosis and autophagy.

Decitabine (Deoxycytidine) is a deoxycytidine analog, a DNA methyltransferase inhibitor with oral activity. Decitabine has antitumor activity and antimetabolic activity. Decitabine induces cell cycle arrest and apoptosis.

Fludarabine (Fludarabinum) is a fluorinated purine analog, an inhibitor of nucleic acid synthesis and an inhibitor of STAT1 activation. Fludarabine has antitumor activity and can be used for the treatment of leukemia and lymphoma.

Cytarabine (Ara-C) is a nucleoside analog, an inhibitor of DNA synthesis (IC50=16 nM). Cytarabine inhibits DNA polymerase and induces cell cycle arrest, autophagy, and apoptosis. Cytarabine has antitumor activity.

Sangivamycin (NSC-65346) is an effective inhibitor of protein kinase C (PKC, Ki = 10 μM). Sangivamycin exhibits antiproliferative activity against a variety of human cancers.

Gemcitabine hydrochloride (LY 188011 hydrochloride) is a synthetic cytosine nucleoside derivative and an inhibitor of DNA synthesis. Gemcitabine has antitumor and antimetabolic activities. Gemcitabine induces autophagy and apoptosis.

5-Azacytidine (Ladakamycin) is a cytidine nucleoside analog, a DNA methylation inhibitor with specificity. 5-Azacytidine regulates gene expression by decreasing the level of DNA methylation. 5-Azacytidine induces autophagy and has antitumor activity.

2’-Deoxy-N4-methylcytidine (N(3)-Methyl-2'-deoxycytidine) is a purine nucleoside analog with potential antitumor activity for the study of apoptosis.

Rabacfosadine (GS-9219) is a novel dual pre-drug of the acyclic nucleotide phosphonate PMEG to tumor lymphocytes for the study of lymphoma.

Tipiracil hydrochloride (MA-1 hydrochloride) is a thymidine phosphorylase inhibitor (TPI). Tipiracil hydrochloride is one of the active components in TAS-102, which is an anticancer drug candidate currently in clinical trials.

Adenosine (D-Adenosine) is a natural product, a ribonucleoside consisting of adenine bound to ribose. Adenosine has vasodilatory, antiarrhythmic and analgesic effects.

Capecitabine (Capecitibine) is a fluoropyrimidine carbamate belonging to the class of antineoplastic agents called antimetabolites. As a prodrug, capecitabine is selectively activated by tumor cells to its cytotoxic moiety, 5-fluorouracil (5-FU); subsequently, 5-FU is metabolized to two active metabolites, 5-fluoro-2-deoxyuridine monophosphate (FdUMP) and 5-fluorouridine triphosphate (FUTP) by both tumor cells and normal cells. FdUMP inhibits DNA synthesis and cell division by reducing normal thymidine production, while FUTP inhibits RNA and protein synthesis by competing with uridine triphosphate for incorporation into the RNA strand.

Floxuridine (FUDR) is an antimetabolite, floxuridine inhibits thymidylate synthase, resulting in disruption of DNA synthesis and cytotoxicity.

Peldesine (BCX 34) is an effective, competitive, reversible, and orally active inhibitor of purine nucleoside phosphorylase. Peldesine inhibits T-cell proliferation with an IC50 of 800 nM. Peldesine can be used in research on cutaneous T-cell lymphoma, psoriasis and HIV infection.

CNDAC hydrochloride, a nucleoside analog, is a metabolite of the sapacitabine.

5-Ethynyluridine is a clickable form of uridine.1It is incorporated into cellular RNA, but not DNA, and has been used to detect transcriptionin vitroandin vivo. 1.Jao, C.Y., and Salic, A.Exploring RNA transcription and turnover in vivo by using click chemistryProc. Natl. Acad. Sci. USA105(41)15779-15784(2008)

N2-Methylguanosine is a modified nucleoside found at several specific sites in various tRNAs.

RX-3117 (fluorocyclopentenylcytosine) is a novel a cytidine analog. RX-3117 displays anticancer activity in several cancer cell lines, including gemcitabine-resistant variants.

Trifluridine (NSC-75520) is a fluorinated thymidine analog with potential antineoplastic activity. Trifluridine is incorporated into DNA and inhibits thymidylate synthase, resulting in inhibition of DNA synthesis, inhibition of protein synthesis, and apoptosis. This agent also exhibits antiviral activity.

Ganciclovir (2'-Nor-2'-deoxyguanosine) is an ACYCLOVIR analog that is a potent inhibitor of the Herpesvirus family including cytomegalovirus. Ganciclovir is used to treat complications from AIDS-associated cytomegalovirus infections.

Dacarbazine (DTIC-Dome) is an antineoplastic agent. It has significant activity against melanomas.

3-Methylcytidine as biomarkers of four different types of cancer: lung cancer, gastric cancer, colon cancer, and breast cancer.

8-Azaguanine (SK 1150) is a purine analogue with potential antineoplastic activity.

Orotic acid (Vitamin B13) is an intermediate product in pyrimidine metabolism.

Ascamycin is a 5'-O-sulfonamide ribonucleoside antibiotic produced by Streptomyces spp. It exhibits selective antibacterial activity against Xanthomonas species, inhibiting Xanthomonas citri, Xanthomonas oryzae, and phage with MIC values of 0.4 μg mL, 12.5 μg mL, and 12.5 μg mL respectively.

Raltitrexed (D1694)(IC50 of 9 nM), a thymidylate synthase inhibitor, is used for the inhibition of L1210 cell growth.

6-Mercaptopurine (6-MP) is an antimetabolite antineoplastic agent with immunosuppressant properties. It interferes with nucleic acid synthesis by inhibiting purine metabolism and is used, usually in combination with other drugs, in the treatment of or in remission maintenance programs for leukemia.

Clofarabine (Clofarex)m, a second generation purine nucleoside analog with antineoplastic activity, inhibits the enzymatic activities of ribonucleotide reductase (IC50 = 65 nM) and DNA polymerase.

LNA-Adenosine (LNA-A) is a nucleoside analogue that acts as a ligand for adenosine A3 receptors.

dGTP (2'-Deoxyguanosine-5'-triphosphate) is a guanosine nucleotide highly susceptible to oxidative damage, resulting in 8-O-GDP, 8-O-dGTP, 8-O-GTP, and 8-O-dGTP.

Carmofur (HCFU) is a highly potent acid ceramidase inhibitor, used in the treatment of breast and colorectal cancer. Carmofur has been known to induce leukoencephalopathy.

2-Thiocytidine is a purine nucleoside analog that targets malignant tumors of the inert lymphatic system and possesses a broad spectrum of antitumor activity. It induces apoptosis by inhibiting DNA synthesis.

Fludarabine Phosphate (NSC 312887 Phosphate) is the phosphate salt of a fluorinated nucleotide antimetabolite analog of the antiviral agent vidarabine (ara-A) with antineoplastic activity. Fludarabine phosphate is rapidly dephosphorylated to 2-fluoro-ara-A and then phosphorylated intracellularly by deoxycytidine kinase to the active triphosphate, 2-fluoro-ara-ATP. This metabolite may inhibit DNA polymerase alpha, ribonucleotide reductase, and DNA primase, thereby interrupting DNA synthesis and inhibiting tumor cell growth.

Cytidine (Cytosine-1-β-D-ribofuranoside) is a pyrimidine nucleoside comprised of a cytosine bound to ribose via a beta-N1-glycosidic bond. Cytidine is a precursor for uridine. Both cytidine and uridine are utilized in RNA synthesis.

Deoxyguanosine triphosphate trisodium salt (2'-Deoxyguanosine-5'-triphosphate trisodium salt) is a nucleotide precursor for DNA synthesis in cells and can be used in the reverse transcription-polymerase chain reaction (RT-PCR) for DNA amplification.

Trifluridine tipiracil hydrochloride mixture (TAS-102) is a novel oral combination drug containing trifluridine (TFT) and tipiracil hydrochloride (TTP) in a 2:1 molar ratio.

Isoguanine, a purine base and isomer of guanine, serves as a building block in organic synthesis.

N6-(p-Methoxybenzyl)adenosine is an adenosine analog that shows in vitro antiproliferative activity in U87MG glioma cells and immunogenicity in isolated γδ T cells derived from stimulated peripheral blood mononuclear cells (PBMCs).

N6-Methyl-2'-O-methyladenosine (N6,2′-O-Dimethyladenosine), a substrate for adiposity and obesity-related genes (FTO), is a reversible modifier compound found on a wide variety of RNA molecules.N6,2′-O-Dimethyladenosine can be used to study obesity and its related diseases.

7-Methylxanthine is a methyl derivative of xanthine, the purine component of human urinary calculi.7-Methylxanthine has an affinity for adenosine receptors.7-Methylxanthine is a methyl derivative of xanthine, the purine component of human urinary calculi.7-Methylxanthine has an affinity for adenosine receptors.

6-Thioinosine (6TI) is a purine antimetabolite, acts as an anti-adipogenesis agent.

Orotic acid zinc (Zinc Orotate) salt dihydrate is an intermediate product in pyrimidine synthesis.

7-Methylguanosine is a novel cNIIIB nucleotidase inhibitor with an IC50 of 87.8 ± 7.5 μM.

Vidarabine (Adenine Arabinoside) is a nucleoside antibiotic isolated from Streptomyces antibioticus. It has some antineoplastic properties and has broad spectrum activity against DNA viruses in cell cultures and significant antiviral activity against infections caused by a variety of viruses such as the herpes viruses, the VACCINIA VIRUS and varicella zoster virus.

LY2334737 is an orally available prodrug of gemcitabine with antineoplastic activity.

Sapacitabine (CS682) is an orally available nucleoside analog precursor compound with potential anti-tumor activity for the study of acute myeloid leukemia.