Báo cáo y học: "ar evolution of genes in avian genomes" doc
Báo cáo y học: "ar evolution of genes in avian genomes" doc
... number of REB, MREB and PS genes in different avian lineages
Ancestral lineage Chicken lineage Zebra finch lineage
Rapidly evolving bird (REB) genes 419 1,148 1,202
More rapidly evolving genes in ... Details
1
Department of Evolutionary Biology, Evolutionary Biology Centre, Uppsala
University, Norbyvägen 18D, Uppsala, S-752 36, Sweden,
2
Institute for
Genomic Biology, Unive...
Báo cáo Y học: The evolution of monomeric and oligomeric bc-type crystallins potx
... 2002
introns in the evolutionary pathway to c-type genes, but
rather the acquisition of an interdomain intron in the
evolution of c-crystallins, and of both interdomain and
intermotif introns in the evolution ... in favour of a late insertion of
introns in crystallin-type genes, as opposed to a late deletion
of pre-existing introns, may be based on the intron-late...
Báo cáo y học: "Fine mapping of genes within the IDDM8 region in rheumatoid arthritis" pot
... models of autoimmu-
nity [1,2]. Recently convincing proof of this hypothesis has
been provided by the association of the missense single nucle-
otide polymorphism (SNP; rs2476601) in the protein tyrosine
phosphatase ... box-
binding protein (TBP) amongst others. The aim of this study was
to fine map the IDDM8 region on chromosome 6q27, focusing
on the genes in the region, to ide...
Báo cáo y học: "Natural evolution of desmoplastic fibroblastoma on magnetic resonance imaging: a case report" ppt
... the MRI findings of the natural evolution of
desmoid tumors. Desmoid tumors showing high SI on
T2-weighted images tend to increase in size. Subse-
quently, they show an increase in areas of low ... linically, however, changes in
MRI findings provide important information in distin-
guishing between aggressive and slow-growing tumors.
Conclusion
This case study has described th...
Báo cáo y học: "The characterisation of mucin in a mature ovarian teratoma occurring in an eight year old patient
... enhanced in 1% copper sulphate for
10min. Finally, sections were counterstained in
Mayer’s haematoxylin, dehydrated through the as-
cending graded alcohols, cleared in xylol and finally
coverslipped ...
feature of various cancers including cancer of the co-
lon [33]. The amino acid analysis of the purified mucin
gave high amounts of ‘mucin-like amino acids, serine,
threoni...
Báo cáo y học: " Mutation Analysis of hCDC4 in AML Cells Identifies a New Intronic Polymorphis"
... Biochemistry of the Charité, Berlin,
Germany using the ABI PRISM Big Dye Terminator
system (Applied Biosystems, Germany). Sequences
were analyzed using the Chromas software (Technely-
sium Pty Ltd, ... individuals. Interestingly, this SNP had
not yet been registered in any SNP databases despite
of its high frequency of 20% in samples of patients with
AML and 13,7% in health...
Báo cáo y học: "Antiviral therapy of HCV in the cirrhotic and transplant candidate"
... against
Cirrhosis), is a multicenter study of the potential benefit of
prolonged peginterferon therapy in mitigating the
progression of fibrotic liver disease. [8] In this study, 391
of the ...
factors, specifically G-CSF and erythropoietin, has
allowed more aggressive dosing of interferon and
ribavirin. [13, 14] Finally, growing experience with
antiviral therapy in thi...
Tài liệu Báo cáo khoa học: Directed evolution of trimethoprim resistance inEscherichia coli doc
... constants.
Binding assays
Binding affinity of TMP for the enzymes was measured by
monitoring the quenching of tryptophan absorbance of the
enzyme (ex 280 nm, em 345 nm) as increasing amounts of
TMP ... was
measured by calculating the proportion of initial velocity
remaining after heating as a proportion of the initial velo-
city of the nonincubated enzyme.
MIC assays
To determine...
Báo cáo Y học: Identification of residues in the PXR ligand binding domain critical for species specific and constitutive activation docx
... determinant for the transcrip-
tional regulation of the drug metabolizing enzyme family of
heme-containing monooxygenases P450 CYP3A [1–4].
Consequently this nuclear receptor is likely to play a ... the
histidine residue makes a hydrogen bond to SR12813 in one
of its binding modes. The mutation of this residue gave a
number of surprising results suggesting that this residue play
a...
Báo cáo Y học: The role of zinc in the methylation of the coenzyme M thiol group in methanol:coenzyme M methyltransferase from Methanosarcina barkeri New insights from X-ray absorption spectroscopy doc
... to
ligation of the thiol group of coenzyme M. Mutations in
His237 or Cys239, which are proposed to be involved in
ligating zinc, resulted in an over 90% loss in enzyme activity
and in distinct changes in ... &
Penner-Hahn, J.E. (1998) Characterization of the zinc binding site
in methionine synthase enzymes of Escherichia coli – the role of
zinc in the methylation...