Results 71 to 80 of about 4,154,339 (340)

Rubidium frequency standard test program for NAVSTAR GPS [PDF]

open access: yes, 1978
Test data of the RFS Program in the Production phase and computer automation are presented, as an essential element in the evaluation of the RFS performance in a simulated spacecraft environment.
Dederich, D. J., Koide, F.
core   +1 more source

Aβ42 promotes the aggregation of α‐synuclein splice isoforms via heterogeneous nucleation

open access: yesFEBS Letters, EarlyView.
The aggregation of amyloid‐β (Aβ) and α‐synuclein (αSyn) is associated with Alzheimer's and Parkinson's diseases. This study reveals that Aβ aggregates serve as potent nucleation sites for the aggregation of αSyn and its splice isoforms, shedding light on the intricate interplay between these two pathogenic proteins.
Alexander Röntgen   +2 more
wiley   +1 more source

Bar Semente (Rio de Janeiro) e Tejo Bar (Lisboa): assegurar a renovação de tradições culturais enraizadas

open access: yesCadernos de Geografia
This article proposes a reflection on artistic-cultural entrepreneurship, the management of artistic (immaterial) and relational heritage in artistic and cultural entrepreneurship efforts, in particular, music. This study presents two cases: Bar Semente,
Aline Brufato   +2 more
doaj   +1 more source

A Distinctive Analysis of Case Study, Action Research and Design Science Research

open access: yesRevista Brasileira de Gestão De Negócios, 2015
Objective – This paper aims at analyzing the difference between research methods that are typical in operations management (case study and action research) with design science research.
Aline Dresch   +2 more
doaj   +1 more source

Redox‐dependent binding and conformational equilibria govern the fluorescence decay of NAD(P)H in living cells

open access: yesFEBS Letters, EarlyView.
In this work, we reveal how different enzyme binding configurations influence the fluorescence decay of NAD(P)H in live cells using time‐resolved anisotropy imaging and fluorescence lifetime imaging microscopy (FLIM). Mathematical modelling shows that the redox states of the NAD and NADP pools govern these configurations, shaping their fluorescence ...
Thomas S. Blacker   +8 more
wiley   +1 more source

Product Theorems Via Semidefinite Programming [PDF]

open access: yes, 2008
Typos corrected, some points ...
Troy Lee, Rajat Mittal
openaire   +2 more sources

Neutrophil deficiency increases T cell numbers at the site of tissue injury in mice

open access: yesFEBS Letters, EarlyView.
In wild‐type mice, injury or acute inflammation induces neutrophil influx followed by macrophage accumulation. Mcl1ΔMyelo (neutrophil‐deficient) mice lack neutrophils, and in response to muscle injury show fewer macrophages and exhibit strikingly elevated T‐cell numbers, primarily non‐conventional “double‐negative” (DN) αβ and γδ T cells.
Hajnalka Halász   +6 more
wiley   +1 more source

Classifying the Level of Energy-Environmental Efficiency Rating of Brazilian Ethanol

open access: yesEnergies, 2020
The present study aimed to assess and classify energy-environmental efficiency levels to reduce greenhouse gas emissions in the production, commercialization, and use of biofuels certified by the Brazilian National Biofuel Policy (RenovaBio).
Nilsa Duarte da Silva Lima   +3 more
doaj   +1 more source

A VARIABLE PRICE SUPPORT FARM PROGRAM: A TRANSITION TOOL TO A FREE MARKET [PDF]

open access: yes
This paper analyzes a variable price support program (VPS) as an alternative to the current farm income support program. The VPS program can control U.S. agricultural production while protecting income of small farmers.
Huang, Wen-Yuan   +2 more
core   +1 more source

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