manfredo do carmo differential geometry of curves and surfaces 1976

Ngày tải lên: 12/06/2014, 16:18

... synthase of Rhodobacter capsulatus results in differential contributions of DpH and Du in driving the ATP synthesis reaction Paola Turina and B. Andrea Melandri Department of Biology, Laboratory of ... absence of Du.(C)Theratioof the best-fitting functions and of the data points of wild-type over mutant are plotted for data in the presence (d)andabsence(m)ofDu. 1988 P. Tu...

Ngày tải lên: 21/02/2014, 03:20

... decorin and DCN E180Q and D CN E180K appeared similar, whereas that of DCN Q153 differed from tha t of wild -type dec orin (Fig. 3). The CD Fig. 1. Rotary shadowing of isolated type I and type ... heteropolymers of several types of collagen and of noncollagenous components. For example, collagen fibrils in skin are composed primarily of type I collagen with minor amounts...

Ngày tải lên: 07/03/2014, 16:20

... constant concentration of protein (1 l M )andANS(50l M ), in different concentra- tions of GdnHCl (1–5 M ). Determination of the lectin activity Sugar binding activity of the samples was measured ... different c oncentrations of GdnHCl (3.0–5.0 M )for4hat30°C a t p H 7 .0 and d iluted 1 0 t imes with 100 m M buffer of pH 7.0. After 30 min, the fluores- cence spectra and activit...

Ngày tải lên: 08/03/2014, 16:20

... bisphosphatase and catalase, whereas liver enolase and carbonic anhydrase 3 were downregu- lated. Comparable amounts of b-actin were present in AgxtKO and wild-type cytosolic fractions, and the absence of ... peroxisomal (FP) and cytosolic (FC) fractions. Densitometry of western blot bands was performed and units of selected proteins were calculated. A representative weste...

Ngày tải lên: 23/03/2014, 03:20

... positive direction of the surface normal by: The deviation (in the normal direction) from the tangent plane of the surface, given a differential displacement of is: Turkowski The Differential Geometry of Parametric ... and establishes a metric of differential length: so that the arc length of a curve segment, is given by: The differential surface area enclosed by the...

Ngày tải lên: 27/03/2014, 11:53

... function L(x,y) of the space 30 The Geometry of Hamilton & Lagrange Spaces and the 2 -forms of curvature are expressed by Proof. By means of Lemma 1.9.2, the general structure equations of a linear ... forms Proposition 3.4.1. The forms and are globally defined on and we have Proof. 1° Indeed, and from (4.4) do not depend on the transformation of local coordina...

Ngày tải lên: 31/03/2014, 16:17

... the role of ESCRT I in downregulation of these two cellular proteins. SDF-1-induced downregu- lation of CXCR4 and PMA-induced downregulation of CD4 were monitored in cells depleted of endogenous TSG101 ... multi- plicity of infection (MOI) of 10, over 90% of the cells expressed Gag-GFP (Fig. 3B). Incubation of Gag-GFP expressing Jurkat cells with SDF-1, PMA and ionomycin...

Ngày tải lên: 20/06/2014, 01:20

... similar rate of complaints in this domain. This finding may be d ue to our caregiver population, composed of caregivers of stroke and CHF patients, who also suffer frequently of anxiety and depression ... Salvador, Bahia, Brazil. Figure 1 Quality of life domains in the three comparison groups (stroke, congestive heart failure and caregivers). Proportion (%) of abnormal respo...

Ngày tải lên: 20/06/2014, 15:20

Ngày tải lên: 12/01/2014, 22:19