Results 121 to 130 of about 38,557 (248)

Métabolisme de la guanine-8-14C chez la levure

open access: yes, 1958
Guanine is taken up by resting yeast and is very rapidly transformed into xanthine. The xanthine then leaves the cells and appears in the medium. This transformation continues until a dynamic equilibrium is established between guanine and xanthine.
Lahou, Jean
core  

DFT Investigation of the Interaction of Gold Nanoclusters with Nucleic Acid Base Guanine and the Watson−Crick Guanine-Cytosine Base Pair

open access: yes, 2016
The interaction of gold nanoclusters (Aun, n = 2, 4, 6, 8, 10, 12) with nucleic acid purine base guanine (G) and the Watson−Crick guanine-cytosine (GC) base pair through the major groove site (N7 site of guanine) of DNA was investigated theoretically ...
Eugene Zakar (1972066)   +3 more
core   +1 more source

Guanine quadruplexes mediate mitochondrial RNA polymerase pausing

open access: yes
Background The information content within nucleic acids extends beyond the primary sequence to include secondary structures with functional roles in transcription regulation.
Don Delker   +6 more
core   +1 more source

Guanine is an inhibitor of c-Jun terminal kinases

open access: yes
We have shown that JNKs are directly inhibited by guanine. We here quantify the proteome and phosphoproteome of mouse embryonic fibroblasts treated with guanine or ...
Selley, Julian   +5 more
core   +1 more source

Confinement-Controlled Crystallization of Guanine

open access: yes
Guanine crystals are frequently encountered in nature in the β-polymorph to create structural colors, to enhance the vision of creatures, and for camouflage. Unfortunately, it is challenging to control the crystallization of guanine in aqueous conditions
Wittig, Nina Kølln   +10 more
core   +1 more source

Ion Channel-like Crystallographic Signatures in Modified Guanine–Potassium/Sodium Interactions

open access: yes, 2016
This communication describes crystallographic details of structures reminiscent of ion channels, formed from regioisomeric N7 and N9 guanine-carboxylate conjugates with potassium/sodium ions and their subsequent STM observations on Au(111) surface.
N. Nagapradeep (1995571)   +2 more
core   +1 more source

ISOLATED GUANINE: TAUTOMERISM, SPECTROSCOPY AND EXCITED STATE DYNAMICS

open access: yes, 2008
The present paper presents a refined picture of the IR and UV spectroscopy of isolated guanine, inspired from very recent experimental and theoretical investigations, which provides new keys for understanding the excited state dynamics of the numerous ...
Mons, M.   +5 more
core   +1 more source

Modeling Competitive Reaction Mechanisms of Peroxynitrite Oxidation of Guanine

open access: yes, 2016
5-Guanidino-4-nitroimidazole is a stable product from the peroxynitrite induced one-electron oxidation of guanine. Reaction mechanisms to form the 5-guanidino-4-nitroimidazole as well as 8-nitroguanine, through the combination of the guanine radical ...
Ning Liu (168279)   +2 more
core   +1 more source

Effect of developmental changes on pharmacokinetics of drugs used in the treatment of infant acute lymphoblastic leukaemia—A comprehensive review

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
While the event‐free survival (EFS) of children treated for acute lymphoblastic leukaemia (ALL) has improved greatly in the last decades, the EFS for patients diagnosed with ALL before the age of one is still under 50%. This outcome further decreases when infants have a rearrangement in the gene encoding histone‐lysine N‐methyltransferase 2A (KMT2A ...
Tirsa de Kluis   +5 more
wiley   +1 more source

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