نتایج جستجو برای: alteration rate

تعداد نتایج: 1001640  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1999
W A Van Voorhies S Ward

Mutations that increase the longevity of the soil nematode Caenorhabditis elegans could define genes involved in a process specific for aging. Alternatively, these mutations could reduce animal metabolic rate and increase longevity as a consequence. In ectotherms, longevity is often negatively correlated with metabolic rate. Consistent with these observations, environmental conditions that redu...

2008
Marlene Wall Jürgen Herler

Coral-associated gobies are highly specialized reef fishes with high host-coral fidelity. Flexibility in habitat choice, however, is important to compensate for potential habitat alteration or loss, but detailed information about the postsettlement movement behavior of such gobies is lacking. We examined movement patterns in Gobiodon histrio, both under natural conditions and during subsequent ...

2004
H. PORTER J. B. LANGSTON

201(5): 897-900. I g6 I .-Dogs under chloralose anesthesia show augmented reflex responses of systolic arterial pressure, mean arterial pressure, diastolic arterial pressure, and pulse rate to bilateral occlusion of the common carotid arteries over the responses of these same parameters before any a nesthesia. H yporeflexia, as indicated by these parameters, is observed when the anesthetic is c...

2013
Kevyn B. Collins-Thompson

(57) A model generation module is described herein for using a machine learning technique to generate a model for use by a search engine. The model assists the search engine in gener ating alterations of search queries, so as to improve the rel evance and performance of the search queries. The model includes a plurality of features having Weights and levels of uncertainty associated thereWith, ...

2008
M. MCINTOSH CLAUDIUS KULVINSKAS B. KAUFMAN

Streptococcus pyogenes type 12, isolated from the pharynx of a patient with acute poststreptococcal glomerulonephritis, was subcultured in Todd-Hewitt broth and incubated at 37°C for 24 hr. The organisms were removed by centrifugation and washed with Dulbecco’s solution, and serial dilutions were plated on blood-agar plates; 1 ml of suspension containing 3 x 104 organisms was used for treatment...

Journal: :Molecular Cancer Research 2021

Abstract Prognosis for patients with metastatic bladder carcinoma (mBC) remains limited and in need of novel therapies. We retrospectively analyzed medical records 43 platinum-refractory cancer who participated one or more phase I trials various investigational Patients' tumors circulating tumor DNA were by next-generation sequencing. The median progression-free survival was 4.2 months, the ove...

Journal: :Arquivos de neuro-psiquiatria 2013
Ricardo André Amorim Leite Maria Concépcion Garcia Otaduy Gilson Edmar Gonçalves E Silva Maria Lúcia Brito Ferreira Maria de Fátima Vasco Aragão

OBJECTIVE To analyze the agreement rate of proton magnetic spectroscopy with magnetic resonance image (MRI) and surface electroencephalography (EEG) in extratemporal neocortical epilepsies. METHODS A cross-sectional study, type series of cases included 33 patients, age range 13-59 years old, of both gender, presenting structural alteration identified by MRI (75.8%) or by neurophysiologic tech...

In this paper, we aim to achieve two specific objectives. The first one is to examine the applicability of wavelet neural network (WNN) technique in ore grade estimation, which is based on integration between wavelet theory and Artificial Neural Network (ANN). Different wavelets are applied as activation functions to estimate Cu grade of borehole data in the hypogene zone of porphyry ore deposi...

کریم‌پور, محمد حسن, ملک‌زاده شفارودی, آزاده ,

The Homond Cu-Au porphyry prospecting area is located southwest of Birjand. Subvolcanic monzonitic to dioritic rocks are highly altered. The main alteration zones are: quartz-sericite-calcite-pyrite, propylitic and carbonate. The content of major, trace and rare earth elements (REE) of the rocks changes due to alteration. The changes are less in some such as TiO2, MnO, P2O5, Nb, Gd, Y, Eu and h...

A.A. Tabbakh Shabani

Chlorite flakes, as a product of alteration of biotite, the dominant ferromagnesian mineral in the Paleozoic granitic rocks of the Canadian Appalachians, have been analyzed by electron microprobe for major elements and by 57Fe M?ssbauer spectroscopy for the coordination and oxidation state of Fe. Comparison of M?ssbauer Fe3+/Fe ratios obtained from chlorite and its host biotite indicates that c...

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