10 LIVRES EN ROUMAIN EN RAPPORT AVEC «URACIL»
Découvrez l'usage de
uracil dans la sélection bibliographique suivante. Des livres en rapport avec
uracil et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
1
The Structure of Biological Science - Pagina 39
CH Q=C ^CH ^N N I I H H Uracil Thymine Figure 3.2. Only difference between uracil and thymine is substitution of a methyl molecule (CH,) for hydrogen (H) at number-5 carbon atom of thymine. 3.1. Functional Explanations in Molecular ...
Alexander Rosenberg, 1985
2
The Chemistry of Heterocyclic Compounds, The Pyrimidines: ...
References Uracil/3-buty1-6-trifluoromethyl 1 74 4176 5 5 8 9, 5 933 Uracil/3-s-butyl-6-trif1u0romethyl 106 4108 5 5 89, 5 93 3 Uracil/ 3-t-buty1-6-trif1uoromethyl 165 4167 5 933 Uracil/ 5—carb amoyl- l -cyclohexy1 3 06 4920, 6034 Uracil/ ...
3
Base Excision Repair of DNA Damage - Pagina 29
Yamamoto Y, Fujiwara Y. Culture-age effect on uracil-DNA glycosylase activity in normal human skin fibroblasts. J Gerontol 1987; 42:470-475. 103. Vilpo JA. The DNA-repair enzyme uracil-DNA glycosylase in the human he- matopoietic ...
4
DNA Replication - Pagina 500
The dut gene product, dUTPase, prevents the incorporation of uracil in DNA, while mutations in the ung gene allow its product, uracil N-glycosylase, to persist (Section 10); the mutagenic consequences of the spontaneous deamination of ...
Arthur Kornberg, Tania A. Baker, 2005
5
Class 2–3.2 Transferases, Hydrolases: EC 2–3.2 - Pagina 655
0.00003 <31> (uracil-mismatched double-stranded DNA, <31> рН 7.0, 3700, excision of a single uracil residue from U-G, recombinant enzyme [5]) [5] 0.000035 <7> (uracil-mismatched double-stranded DNA with U-G mismatch) [101 0.0004 ...
Dietmar Schomburg, Ida Schomburg, Antje Chang, 2013
6
Essentials of Molecular Biology - Pagina 113
At a very low rate, however, cytosine is deaminated to form uracil: NH, O S -* N O N O | | Cytosine Uracil Deamination is a potentially disastrous change because the deamination product, uracil, pairs with adenine rather than with guanine.
George M. Malacinski, 2005
7
Mechanisms of DNA Damage Recognition in Mammalian Cells
and thymine, which differs from uracil by a single methyl group and is not excised (see Fig. 3.2 in chapter 3). Of course, uracil-DNA glycosylases also discriminate between uracil and cytosine, which differ only in the hydrogen bonding pattern ...
8
The Neurospora Compendium: Chromosomal Loci - Pagina 185
uridine-5'P 4–H–uracil uC-4 FIGURE 65 The uracil salvage pathway, by which many exogenously supplied pyrimidines are cycled via uracil to uridine 5'phosphate and thus into the latter part of the pyrimidine biosynthetic pathway. The figure ...
David D. Perkins, Alan Radford, Matthew S. Sachs, 2000
9
Biotechnological Applications of Cold-Adapted Organisms - Pagina 84
Krokan HE, Standal R, Slupphaug G. DNA glycosylases in the base excision repair of DNA. Biochem J 1997; 325:1-16. 3. Pu WT, Stuhl K. Uracil interference, a rapid and general method for defining protein-DNA 10. 11. 12. 13. 14. 15. 16. 17.
Rosa Margesin, Franz Schinner, 2012
10
Molecular and Biochemical Toxicology
is reduced, leading to readily detectable levels of uracil in DNA. Dietary deficiency in folate also leads to detectable levels of uracil in human DNA. The folate derivative N5,N1O-methylenetetrahydrofolate is required for dTMP synthesis from ...
Robert C. Smart, Ernest Hodgson, 2013
10 ACTUALITÉS CONTENANT LE TERME «URACIL»
Découvrez de quoi on parle dans les médias nationaux et internationaux et comment le terme
uracil est employé dans le contexte des actualités suivantes.
Jöhet a személyre szabott tumorgyógyítás
Az egyik leggyakoribb ilyen spontán hiba az uracil megjelenése a DNS-ben: ha ez nem javítódik, a következő replikáció során a citozin-guanin bázispár ... «Index, oct 15»
Tomas Lindahl, Paul Modrich, And Aziz Sancar Win 2015 Nobel …
Lindahl realized that cytosine often spontaneously loses an amino group to become uracil. He identified an enzyme that removes the erroneous uracil. Later, he ... «The Biological SCENE, oct 15»
Lindahl, Modrich and Sancar win Nobel prize for chemistry
Lindahl focused on the repair system that kicks in when cytosine loses an amino group to form uracil. When this happens—which it does spontaneously on a ... «TV360, oct 15»
This Experiment First Cracked the Genetic Code—But Most People …
You might not have hear of U, or uracil. Uracil isn't in DNA, it's in RNA. Specifically it's in messenger RNA, which doesn't use thymine. Messenger RNA, or mRNA ... «io9, août 15»
Surveying the repair of ancient DNA from bones via high-throughput …
Lastly, the conversion of deaminated cytosines to uracil bases, normally not found in DNA, is caused by the loss of an amine group. Cytosine deamination is a ... «BioTechniques.com, juil 15»
Pineapple Enzyme More Effective than Chemotherapy Agent, Kills …
As a highly toxic, fluoride-bound form of the nucleic acid uracil, a normal component of RNA, the drug is supposed to work by tricking more rapidly dividing cells ... «Center for Research on Globalization, avril 15»
Improved transposon-based library preparation for the Ion Torrent …
The USER enzyme is a cocktail of uracil DNA glycosylase, which forms an abasic site in place of uracil (3), and the DNA glycosylase-lyase Endonuclease VIII, ... «BioTechniques.com, avril 15»
Origin-of-Life Claims: Triple Header or Strike Three?
NASA scientists studying the origin of life have reproduced uracil, cytosine, and thymine, three key components of our hereditary material, in the laboratory. «Discovery Institute, mars 15»
Ingredients for life generated in lab experiment
The chemicals include the compounds called uracil, cytosine and thymine — all essential ingredients in human life. Two other gene ingredients called adenine ... «SFGate, mars 15»
Bottling A Better Beer With New Yeast Strains
When it was time to make the hybrids, the group simply took both strains and put them into a basic medium without supplementation of either lysine or uracil. «Popular Science, mars 15»
