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1 pegylated interferon and ribavirin (RBV), a nucleoside analog.
2 .5 determined for tenofovir, another acyclic nucleoside analog.
3 py can enhance the efficacy of an anticancer nucleoside analog.
4 sted even after prolonged treatment with the nucleoside analog.
5 explain the biological consequences of this nucleoside analog.
6 ns to circumvent the antiviral resistance of nucleoside analogs.
7 side effects commonly seen with conventional nucleoside analogs.
8 mes with new and improved activities towards nucleoside analogs.
9 ons and will suggest future plans with these nucleoside analogs.
10 similar to that reported previously for the nucleoside analogs.
11 the active metabolite for both these purine nucleoside analogs.
12 s of L-configuration but not D-configuration nucleoside analogs.
13 emic and intracellular levels of anti-cancer nucleoside analogs.
14 tructurally diverse anticancer and antiviral nucleoside analogs.
15 mal residual disease and in combination with nucleoside analogs.
16 these cells to drug-induced apoptosis using nucleoside analogs.
17 of how mutations in RT confer resistance to nucleoside analogs.
18 s could explain the enhanced excision of the nucleoside analogs.
19 the misincorporation and excision of several nucleoside analogs.
20 so alter the therapeutic efficacy of certain nucleoside analogs.
21 specific enzyme, thymidine kinase (TK), with nucleoside analogs.
22 se can preferentially excise l-configuration nucleoside analogs.
23 ncer cells, including the lines resistant to nucleoside analogs.
24 ntly rests with long-term therapy using oral nucleoside analogs.
28 ucleoside kinase pathway activity, we used a nucleoside analog 2'3'-dideoxycytidine (ddC), which is p
32 However, the sensitivity of HIV-1 to the nucleoside analog 3TC was not affected by the level of R
35 75 melanoma cells with the DNA demethylating nucleoside analog 5-AZA-2'-deoxycytidine (5-AZA-dC) syne
38 ditions in which transport of the pyrimidine nucleoside analog 5-fluorodeoxyuridine (FUdR) would inhi
42 tiviral activities of GS-5734 and the parent nucleoside analog across multiple virus families, provid
43 ) resistance can involve the excision of the nucleoside analog after it has been incorporated into vi
44 reby playing a key role in the activity of l-nucleoside analogs against human immunodeficiency virus,
45 tics have also stimulated efforts to develop nucleoside analogs against other positive-strand RNA vir
46 on the safety of long-term therapy with the nucleoside analogs, alone and in combination, are needed
47 delayed chain termination may complement the nucleoside analogs already approved for HIV-1 therapy.
48 was investigated using a series of unnatural nucleoside analogs and a representative PAH diolepoxide,
49 other treatment options: therapy with either nucleoside analogs and alkylator agents, rituximab in co
50 ure of the E. coli enzyme in complex with 10 nucleoside analogs and correlated the structures with ki
51 se that is less important for the binding of nucleoside analogs and deoxynucleoside triphosphates.
52 by combining different drug classes such as nucleoside analogs and HIV protease inhibitors (PIs), ha
53 1) facilitate survival of cells treated with nucleoside analogs and other replication inhibitors.
54 1 protein in cellular response to anticancer nucleoside analogs and precursors, which act without des
56 gy to increase the antitumor activity of the nucleoside analogs and to overcome tumor cell resistance
57 en treated with alkylating agents and purine nucleoside analogs and would be at higher risk for t-MDS
58 creased the sensitivity of HIV-1 to multiple nucleoside analogs, and a subset of these Q151 variants
59 n of a quasispecies, the choice of mutagenic nucleoside analogs, and the studies that have demonstrat
60 how that patients treated with commonly used nucleoside analog anti-retroviral drugs progressively ac
72 e mutations that cause resistance to several nucleoside analogs are the insertion of amino acids in t
73 the natural configuration, as well as the L-nucleoside analogs, are clinically relevant antiviral an
74 some of these goals are being met, and that nucleoside analogs as a class of compounds remain fertil
76 give slightly improved affinities: bicyclic nucleoside analogs (BCNAs) with a p-alkyl-substituted ph
77 sis, stability and polymerase recognition of nucleoside analogs bearing single bromo- or cyano-deriva
78 es that are activated by clinically relevant nucleoside analogs begins to provide a mechanistic basis
79 lar K(m) value for matched, 3' mispaired, or nucleoside analog beta-l-dioxolane-cytidine terminated n
80 es on HIV reverse transcriptase suggest that nucleoside analogs bind more tightly to the enzyme than
81 apy or in combination with cyclophosphamide, nucleoside analog, bortezomib, or thalidomide-based regi
82 eads to a reduced ability to incorporate the nucleoside analog BrdU, indicating that ASF1 is required
83 immunodeficiency virus (SIV) infection, the nucleoside analog bromodeoxyuridine (BrdU) was administe
84 rmation of the triphosphate metabolites of l-nucleoside analogs (but not d-nucleoside analogs), resul
87 Flow cytometry analyses validate that the nucleoside analog causes apoptosis by blocking cell cycl
89 stem cells in the synovium in vivo, a double nucleoside analog cell-labeling scheme was used in a mou
90 that is responsible for the inactivation of nucleoside-analog chemotherapy drugs, in 20/103 (19%) re
94 also cross-resistant to cytarabine, another nucleoside analog commonly used in cancer therapy, and 4
95 ding, we developed a "push-pull" fluorescent nucleoside analog composed of dimethylaniline (DMA) fuse
96 e the molecular basis for the development of nucleoside analog compounds with selective activity agai
97 y double and triple immunostaining to detect nucleoside analogs, conventional MSC markers, and chondr
100 8-Chloroadenosine (8-Cl-Ado) is a ribosyl nucleoside analog currently in phase I testing for the t
101 e natural nucleotides and the five antiviral nucleoside analogs currently approved for antiviral ther
103 lated that SAMHD1 sensitizes cancer cells to nucleoside-analog derivatives through the depletion of c
104 phosphorylate both D- and L-nucleosides and nucleoside analogs derives from structural properties of
106 nt antiretroviral treatment consisted of the nucleoside analog didanosine in the first 43 patients en
107 study also suggests the potential impact of nucleoside analog diphosphates and triphosphates on the
108 ty of the phosphorylating enzymes toward the nucleoside analog diphosphates is dependent on the confi
109 matic process of phosphorylation of L- and D-nucleoside analog diphosphates is different in cells.
111 nt nm23-H1 and -H2 isoforms indicated that L-nucleoside analog diphosphates were not phosphorylated b
112 preparations from HepG2 cells showed that L-nucleoside analog diphosphates were selectively phosphor
114 ed distinction in the metabolism of l- and d-nucleoside analogs, disputing the classic notion that nu
115 fold sensitive to ARC than to the well-known nucleoside analog DRB (5,6-dichloro-1-beta-D-ribofuranos
116 and rCNT2) in their ability to transport the nucleoside analog drug cladribine, 2CdA, (rCNT2 > > > hC
117 port of naturally-occurring nucleosides, and nucleoside analog drugs across the plasma membrane of ep
118 max and K0.5 for substrate at -50 mV for the nucleoside analog drugs gemcitabine (638+/-58 nA, 59.7+/
119 ating hepatitis B virus (HBV) infection with nucleoside analog drugs like lamivudine is limited by th
121 transports cyclic nucleoside monophosphates, nucleoside analog drugs, chemotherapeutic agents, and pr
123 the ability of many organisms to incorporate nucleoside analogs during DNA replication, together with
127 ed and viral DNA levels were quantified from nucleoside analog-experienced children prior to and duri
129 ome inhibitors (bortezomib and carfilzomib), nucleoside analogs (fludarabine and cladribine), and ibr
130 dying the incorporation of alkyne-conjugated nucleoside analogs followed by a fluorescent azide-coupl
131 oteins as well as new progress in the use of nucleoside analogs for inducing lethal mutagenesis have
132 ative and unified structural requirements of nucleoside analogs for interaction with hCNT1, hCNT2, an
133 els in the form of conjugates with activated nucleoside analogs for oral administration in cancer che
135 exible preparation of three classes of these nucleoside analogs from common precursors-properly subst
138 roRNA-21 to be a driver of resistance to the nucleoside analog gemcitabine in human adenocarcinoma ce
141 ectively interfere with the incorporation of nucleoside analogs; however, it has only recently been p
144 cond, the pseudo-symmetry of nucleosides and nucleoside analogs in combination with their conformatio
145 m of resistance in response to abacavir, and nucleoside analogs in general, a set of reverse transcri
147 rom Thermus thermophilus HB8 and a series of nucleoside analogs in which the mechanism of discriminat
148 8-Aminoadenosine (8-NH(2)-Ado), a ribosyl nucleoside analog, in preclinical models of multiple mye
149 ere not altered in their susceptibilities to nucleoside analogs; in fact, some of the mutants were hy
150 tential advantages of interferon compared to nucleoside analogs include a lack of drug resistance, a
151 a variety of pyrimidine and acycloguanosine nucleoside analogs, including clinically used antiviral
152 at signify various stages of the cell cycle: nucleoside-analog incorporation, cell cycle-associated p
153 osure to nucleotide analogues, compared with nucleoside analogs, increased the risk of hip fracture (
155 y asking if treatment of woodchucks with the nucleoside analog inhibitor of viral DNA synthesis entec
156 ves of Lys154 were completely resistant to a nucleoside analog inhibitor, 3'-dideoxy 3'-thiacytidine
157 very, from microbial-extract screening, of a nucleoside-analog inhibitor that inhibits bacterial RNA
160 PPT substrates substituted with a variety of nucleoside analogs [inosine (I), purine riboside (PR), 2
163 e long-chain fatty acid amide derivatives of nucleoside analogs into solid lipid nanoparticles may re
164 it is evident that the toxicity of antiviral nucleoside analogs is determined in part by the extent t
166 An important mechanism of resistance to nucleoside analogs is the enhanced excision of the analo
168 ions associated with resistance to antiviral nucleoside analogs (K65R, L74V, E89G, Q151N, and M184I)
169 fore and during 30 weeks of therapy with the nucleoside analog L-FMAU [1-(2-fluoro-5-methyl-beta, L-a
171 2M confers marked hypersusceptibility to the nucleoside analogs lamivudine (3TC) and tenofovir at bot
172 the oxathiolane ring (common to both beta-L-nucleoside analogs lamivudine and emtricitabine) is prop
176 activating mutations in NT5C2 and increased nucleoside-analog metabolism in disease progression and
177 h two oxidative traps, a site containing the nucleoside analog methylindole (5'-GMG-3') and a 5'-GGG-
179 to measure tumor determinants of response to nucleoside analog (NA) chemotherapy agents such as gemci
180 e often the rate-limiting step in activating nucleoside analog (NA) prodrugs into their cytotoxic, ph
183 ave been approved to treat HIV-1 infections, nucleoside analogs (NRTIs) and nonnucleosides (NNRTIs),
184 se transcriptase (RT): the chain-terminating nucleoside analogs (NRTIs) and the allosteric nonnucleos
185 ylator agents, rituximab in combination with nucleoside analogs, nucleoside analogs plus alkylator ag
187 e methylation machinery in tumor cells using nucleoside analogs of cytosine, such as 5-aza-2'-deoxycy
188 type 1 (HIV-1) reverse transcriptase (RT) to nucleoside analogs: one in which the mutations interfere
189 preclinical and clinical findings with other nucleoside analogs or normal deoxynucleotides such as dG
190 y recommended use of single-agent alkylator, nucleoside analog, or standard-dose rituximab therapy.
191 ncorporation of monoclonal antibodies and/or nucleoside analogs, particularly for slow responders or
192 1984, the subsequent introduction of purine nucleoside analogs (pentostatin and cladribine) changed
193 imab in combination with nucleoside analogs, nucleoside analogs plus alkylator agents, or combination
196 dCK phosphorylates and therefore activates nucleoside analog prodrugs frequently used in cancer, au
197 e activation cascade of medicinally relevant nucleoside analog prodrugs such as AraC, gemcitabine, an
198 acetylase inhibitors, monoclonal antibodies, nucleoside analogs, proteasome inhibitors, and signaling
201 of the structural basis for activation of L-nucleoside analogs, providing further impetus for discov
203 ith relapsed or primary refractory HCL after nucleoside analogs received rituximab 375 mg/m2 weekly f
206 tabolites of l-nucleoside analogs (but not d-nucleoside analogs), resulting in detrimental effects on
207 virus (FV) replication is resistant to most nucleoside analog reverse transcriptase (RT) inhibitors.
208 azanavir-ritonavir at entry and discontinued nucleoside analog reverse transcriptase inhibitors (NRTI
210 ing resistance to protease inhibitors (PIs), nucleoside analog reverse transcriptase inhibitors, and
211 rapy is limited to an off-labeled use of the nucleoside analog ribavirin, which has limited prophylac
212 nt virus was more resistant to the mutagenic nucleoside analogs ribavirin and 5-fluorouracil than the
213 strategy against influenza virus using three nucleoside analogs, ribavirin, 5-azacytidine, and 5-fluo
216 was observed between the aptamer and the two nucleoside analog RT inhibitors (azidothymidine triphosp
217 criptase (RT) is selected in vitro by many D-nucleoside analog RT inhibitors (NRTI) but has been rare
218 dine triphosphate or ddCTP), whereas two non-nucleoside analog RT inhibitors showed either weak syner
221 T-containing RNA/DNA hybrid are sensitive to nucleoside analog substitution, whereas the intervening
222 f action quite distinct from that of acyclic nucleoside analogs such as acyclovir (ACV) that is based
223 plex virus is a major pathogen, and although nucleoside analogs such as acyclovir are highly effectiv
225 ro-2',3'-dideoxythymidine (D4T) as well as L-nucleoside analogs such as beta-L-dioxolane-cytidine (L-
226 nusual protein kinase that can phosphorylate nucleoside analogs such as ganciclovir but whose specifi
231 therapies for herpes viral infections employ nucleoside analogs, such as Acyclovir, and target the vi
234 asia (t-MDS) occurs less frequently with the nucleoside analogs than with DNA-damaging agents such as
235 ldAdo thus represents the first example of a nucleoside analog that acts as a transcriptional antagon
237 infectivity can be decreased by combining a nucleoside analog that forms noncanonical base pairs wit
238 d favorably with fludarabine, another purine nucleoside analog that is more commonly used in the trea
239 xymethylbutyl)guanine (FHBG) is an antiviral nucleoside analog that is rapidly phosphorylated by vira
241 The antiviral drug acyclovir is a guanosine nucleoside analog that potently inhibits herpes simplex
242 ethynyl-2-fluoro-2'-deoxyadenosine (EFdA), a nucleoside analog that retains a 3'-hydroxyl moiety, inh
243 4 is a monophosphate prodrug of an adenosine nucleoside analog that showed therapeutic efficacy in a
244 not suitable for development as drugs, other nucleoside analogs that cause delayed chain termination
247 dentify a promising strategy to design novel nucleoside analogs that exert profound antiviral activit
249 d therapeutics are largely based on modified nucleoside analogs that inhibit viral DNA polymerase fun
250 ted in the complementation assay to identify nucleoside analogs that mimic this base-mispairing and p
251 Many antiviral and anticancer drugs are nucleoside analogs that target polymerases and cause DNA
252 ngers insertion and T215Y excised all of the nucleoside analogs that were tested more efficiently tha
253 complicated by the dual activity of several nucleoside analogs, the more rapid development of lamivu
254 x, histone deacetylase inhibitors, and novel nucleoside analog therapies, have demonstrated promising
256 tegies to improve on the initial response to nucleoside analog therapy are likely to be beneficial, a
257 as been shown to be effective, and long-term nucleoside analog therapy has been demonstrated to maint
259 monotherapy) to 12.4% during 1997-1999 (dual-nucleoside analog therapy) and 14.3% during 2005-2009 (r
260 r a finite course of pegylated interferon or nucleoside analog therapy, with possible long-term maint
263 s B immunoglobulin and treatment with potent nucleoside analogs, there has been a resurgence of LT fo
264 trated effectiveness in sensitizing cells to nucleoside analogs, thus offering a means to elude drug
265 or parasite and LRV1 inhibition, focusing on nucleoside analogs to capitalize on the highly active sa
267 hat the enzyme can selectively phosphorylate nucleoside analogs to produce products toxic to the cell
268 of reducing N-hydroxylated base analogs and nucleoside analogs to the corresponding canonical nucleo
269 lidated in the clinic, the prospect of using nucleoside analogs to treat acute infections caused by R
270 ances the ability of entecavir, an antiviral nucleoside analog, to reduce viral DNA production in HBV
271 previously described the identification of a nucleoside analog transcriptional inhibitor ARC (4-amino
273 y thereafter, the introduction of the purine nucleoside analogs transformed this disease into a highl
274 to their DNA synthesis-directed actions many nucleoside analogs trigger apoptosis by unique mechanism
278 take of natural nucleosides and a variety of nucleoside analogs used in the chemotherapy of cancer an
280 ol gamma) in clinically observed toxicity of nucleoside analogs used to treat AIDS, we examined the k
281 the safety profile of the five approved oral nucleoside analogs used to treat chronic hepatitis B vir
282 n wild-type enzyme and a mutant resistant to nucleoside analogs used to treat HIV infections reveal t
283 ondria related to aging and as compounded by nucleoside analogs used to treat human immunodeficiency
284 a glycolytic enzyme, in the metabolism of l-nucleoside analogs, using small interfering RNAs to down
286 30,000 compounds screened, a novel cytidine nucleoside analog was identified that displayed selectiv
287 he uptake and disposition of clinically used nucleoside analogs, we determined the haplotype structur
293 binofuranosyladenine) is a second-generation nucleoside analog with activity in acute leukemias.
295 s compound, 6-ethylthioinosine (6-ETI), is a nucleoside analog with toxicity to PEL in vitro and in v
297 This suggested that the interactions of the nucleoside analogs with amino acids during the transitio
298 s, we identified chimeras that phosphorylate nucleoside analogs with higher activity than either pare
299 nalysis of the inward currents induced by 27 nucleoside analogs with substitutions at both the ribose
300 xcision pathway to develop resistance to the nucleoside analog zidovudine (AZT), HIV-2 RT does not ap
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