Báo cáo khoa học: "Daily and seasonal variation of stem radius in oak" pot
Báo cáo khoa học: "Daily and seasonal variation of stem radius in oak" pot
...
modelling
of
both
the
diurnal
and
seasonal
variation
in
stem
radius
in
large
oaks
in
the
floodplain
forest
growing
in
the
plateau
of
the
Dyje
river
in
southern
Moravia.
In ...
growth
of
plant
tissues
and
their
hydration
(i.e.
shrinking
and
swelling).
Different
types
of
diurnal
dynamics
of
stem
radius
occurred
including
gro...
Báo cáo khoa học: "Syntagmatic and Paradigmatic Representations of Term Variation" potx
... simplifications in the combinations of types
of variations are motivated by corpus explorations
in order to focus on the most productive families of
variations.
The 3 Dimensions of Linguistic Variations ... terms. According to (Jacquemin et al.,
1997), there are three types of syntactic variations
in French: coordinations (Coot), insertions of mod-
ifiers (Modif), and...
Báo cáo khoa học: "Spatial and seasonal variations in stem respiration of beech trees (Fagus sylvatica)" potx
... function of stem diameter at Hesse in 1997 (᭺) and 1998
(᭹) at the top of the crown; in the middle of the stem (᭢) and at breast
height (). One cuvette per point.
Figure 3. Seasonal variation in averaged ... distribution of living cells within the stem can af-
fect maintenance respiration rates [45, 46].
(3) The transport and storage of carbohydrates in the...
Báo cáo khoa học: "Belowground biomass seasonal variation in two Neotropical savannahs (Brazilian Cerrados) with different fire histories" pot
... important factor in structuring
these ecosystems, and fire recurrence has been consid-
ered a limiting factor in biomass development and accu-
mulation [8, 15].
In spite of being one of the main South ... such as increased litterfall, and slow-down or ab-
sence of growth. During these months fires often occur
[8].
The landscape is gently rolling, with a predominance
of pla...
Báo cáo khoa học: "Temporal and spatial variation in transpiration of Norway spruce stands within a forested catchment of the Fichtelgebirge, Germany" pdf
...
combining
PPFD
and
D
effects
over
the
entire
range
of
observations,
cf.
Lu
et
al.
[41],
resulted
in
an
increasing
stimulation
of conductance
with
increasing
PPFD
at low
D
and, ...
and
until
beginning
of
June
at
the
70-year
and
110-
year
stands.
Within
all
stands,
transpiration
was
monitored
on
ten
trees
except
in
the
case
of
the
140-yea...
Tài liệu Báo cáo khoa học: Functional and structural analyses of N-acylsulfonamidelinked dinucleoside inhibitors of RNase A ppt
... studies of the structure
and binding sites of enzymes. 8. Inhibitor binding to
ribonucleases. J Mol Biol 45, 491–511.
33 Ui N (1971) Isoelectric points and conformation of
proteins. I. Effect of urea ... similarity in the
K
m
values is attributable to the uracil moiety binding
in the same fashion [38], which could trigger the initial
binding of both substrates. In UpG, the...
Tài liệu Báo cáo khoa học: Active and regulatory sites of cytosolic 5¢-nucleotidase doc
... The transfer of
phosphate can lead to phosphorylation of inosine,
guanosine and a number of their analogues [2]. There-
fore, in addition to being involved in regulation of
purine intracellular ... sites 1 and 2 and involved in bind-
ing of adenylic nucleotides and BPG.
Our results partially confirm the molecular model-
ling, suggesting that effector site 1 is the bindi...
Tài liệu Báo cáo khoa học: Structural and functional studies of the human phosphoribosyltransferase domain containing protein 1 docx
... activity of PRTFDC1
towards hypoxanthine and guanine is only 0.26% and
0.09%, respectively, of the activity of HPRT, the role
of the PRTFDC1 in purine metabolism remains
unclear and it is uncertain ... and hypoxanthine. (B) HPRT
and hypoxanthine. (C) PRTFDC1 and
guanine. (D) HPRT and guanine.
Table 2. K
m
and V
max
values for Hx and G in the presence of 1 mM PR...
Tài liệu Báo cáo khoa học: Isolation and molecular characterization of a novel D-hydantoinase from Jannaschia sp. CCS1 docx
... accessing hydantoinases involved screening and iso-
lating naturally occurring enzymes possessing hydan-
toin-hydrolyzing activity from microbes, and using
them to produce optically pure amino acids ... DNA of
the corresponding organisms. The PCR fragments of
the coding regions of HYDs were inserted in- frame
into pET28a, resulting in HYDs that were His-tagged
at the N-terminus....
Tài liệu Báo cáo khoa học: Structural and mechanistic aspects of flavoproteins: electron transfer through the nitric oxide synthase flavoprotein domain pdf
... activation in place of the
flavoprotein, and then redox cycles within NOS; and
(d) heme–NO binding is an intrinsic feature of cataly-
sis that constrains the rate of heme reduction by the
flavoprotein ... Role of the C-terminal
tyrosine of ferredoxin–nicotinamide adenine dinucleo-
tide phosphate reductase in the electron transfer
processes with its protein partners ferredoxin...