Báo cáo Y học: Differential regulation of telomerase activity by six telomerase subunits potx
Báo cáo Y học: Differential regulation of telomerase activity by six telomerase subunits potx
... oligonucleotides, telomerase activity was
dramatically diminished. Alternatively, hTR and hTERT
may play a minimal catalytic activity in telomerase, while
the assembly of other telomerase subunits may amplify ... Differential regulation of telomerase activity by six telomerase
subunits
Joseph Tung-Chieh Chang
1
, Yin-Ling Chen
2
, Huei-Ting Yang
2
, Chi-Yuan Che...
Báo cáo Y học: Differential regulation of the Fe-hydrogenase during anaerobic adaptation in the green alga Chlamydomonas reinhardtii pot
... stress by redirect-
ing t he synthetic machinery towards the synthesis of s ome
enzymes involved in glycolysis or sugar-phosphate
metabolism [54].
HydA belongs to a new class of Fe-hydrogenases
HydA ... sequence
of HydA shows only c onsiderable similarity to Fe-hydro-
genases but not to NiFe-hydrogenases. The Fe-hydrogenase
family is one c lass of hydrogenases defined by Vignais et...
Tài liệu Báo cáo Y học: Differential response of neuronal cells to a fusion protein of ciliary neurotrophic factor/soluble CNTF-receptor and leukemia inhibitory factor pot
... Germany;
4
Department of Medicine, Section Pathophysiology, Johannes
Gutenberg University of Mainz, Germany;
5
Department of Biochemistry, Christian Albrechts University of Kiel, Germany
Ciliary neurotrophic ... Rose-John
4,5
1
Department of Physiology, University of Basel, Switzerland;
2
Department of Biophysical Chemistry, Biocenter, University of Basel,
Switzerland;
3
Xerio...
Tài liệu Báo cáo Y học: Differential effects of arachidonoyl trifluoromethyl ketone on arachidonic acid release and lipid mediator biosynthesis by human neutrophils pot
... ATP-
independent fatty acyl-coenzyme A synthesis from phospholipid:
coenzyme A-dependent transacylation activity toward lysopho-
sphatidic acid catalyzed by acyl-coenzyme A: lysophosphatidic
acid acyltransferase. ... activation, most of this AA is replaced by
other fatty acids. Finally, because cell activation is
accompanied by an increase in PAF biosynthesis via
acetylation of 1-...
Báo cáo Y học: Concerted regulation of free arachidonic acid and hormone-induced steroid synthesis by acyl-CoA thioesterases and acyl-CoA synthetases in adrenal cells pdf
... currently
not known. The high degree of sequence similarity between
the CTE-I and MTE-I genes suggests that they diverged
relatively recently by gene duplication, possibly by duplica-
tion of an ... mitochondrial
thioesterase activity in Y1 cells. This points to a direct effect
of ACTH upon enzyme activity. However, we cannot rule
out a possible activation of the enzyme by a...
Báo cáo Y học: Transcriptional regulation of erythropoiesis Fine tuning of combinatorial multi-domain elements ppt
... differen-
tiation in erythroid progenitors. Polycytemia vera is a clonal
myeloproliferative disorder, leading to hyperproliferation of
erythroid, myeloid and megakaryocytic cells. Sixty percent
of polycytemia ... J.O., Whang-
Peng,J.&Haynes,B.F.(1984)Conversionofastemcellleukemia
from a T-lymphoid to a myeloid phenotype induced by the ade-
nosine deaminase inhibitor 2¢-deoxycoformyc...
Báo cáo khoa học: Differential regulation of fatty acid amide hydrolase promoter in human immune cells and neuronal cells by leptin and progesterone pdf
... of the endocannabinoid anandamide
(N-arachidonoylethanolamine, AEA) in human p eripheral
T lymphocytes by up-regulating the activity and expres-
sion of the AEA hydrolase (fatty acid amide hydrolase,
FAAH) ... signals by binding to LR or PR
In previou s studies, we have shown that up -regulation of
FAAH activity and expression in human T lymphocytes by
Fig. 1. Effect of lept...
Tài liệu Báo cáo Y học: Dynamic mechanism of nick recognition by DNA ligase ppt
... REVIEW ARTICLE
Dynamic mechanism of nick recognition by DNA ligase
Alexei V. Cherepanov* and Simon de Vries
Kluyver Department of Biotechnology, Delft University of Technology, Delft, the Netherlands
DNA ... fidelity requirement would
preclude DNA ligase to join the Okazaki fragments that
contain RNA primer fragments, before they are removed by
the 5¢)3¢-exonuclease activity of D...
Báo cáo Y học: Growth inhibition of mammalian cells by eosinophil cationic protein pptx
... rowth-inhibitory eect was also
attenuated by this modi®cation. These results suggest that
growth inhibition by ECP is dependent on cell type and is
cytostatic.
Keywords: cell cycle; colony formation; cytostatic ... play an important role at the primary site of tumor
regression by releasing ECP as part of the cascade of
inducing a tumor-speci®c T-cell response. Optimization of
t...
Báo cáo Y học: The evolution of monomeric and oligomeric bc-type crystallins potx
... dimeric
prototypes for the respective families of c-andb-crystallins,
andsimplyreferredtoasc-type or b-type crystallins,
respectively.
Both monomeric c-type crystallin and the subunit of
dimeric b-type crystallin ... produce the modern variety of bc-crystallin-type quater-
nary structures.
Keywords: crystallins; evolution; quaternary structure;
introns late; introns early.
The question...