Results 61 to 70 of about 746,756 (162)

Histology and immunofluorescent study of the pancreas in lovebird (Agapornis personatus)

open access: yesVeterinary Medicine and Science
Background Lovebird (Agapornis personatus) is a monotypic species of bird of the lovebird genus in the parrot family Psittaculidae and order Psittaciformes.
Nader Goodarzi, Ayda Bashiri
doaj   +1 more source

Qualitative Analysis after Instrumentation Using Manual Stainless Steel and Rotary Nickel Titanium Instruments

open access: yesPesquisa Brasileira em Odontopediatria e Clínica Integrada, 2007
Objective: To compare qualitatively the instrumentation (areastouched by the endodontic instruments) with manual stainless steeland rotary nickel titanium files.Method: 32 mesiobuccal roots of maxillary molars with a singlecanal and a single apical ...
Key Fabiano Souza PEREIRA   +4 more
doaj  

Absence of static orbital current magnetism at the apical oxygen site in HgBa$_2$CuO$_{4+\delta}$ from NMR

open access: yes, 2013
The simple structure of HgBa$_2$CuO$_{4+\delta}$ (Hg1201) is ideal among cuprates for study of the pseudogap phase as a broken symmetry state. We have performed $^{17}$O nuclear magnetic resonance (NMR) on an underdoped Hg1201 crystal with transition temperature of 74 K to look for circulating orbital currents proposed theoretically and inferred from ...
Mounce, A. M.   +11 more
openaire   +1 more source

Profiling endogenous airway proteases and antiproteases and modeling proteolytic activation of Influenza HA using in vitro and ex vivo human airway surface liquid samples.

open access: yesPLoS ONE
Imbalance of airway proteases and antiproteases has been implicated in diseases such as COPD and environmental exposures including cigarette smoke and ozone.
Stephanie A Brocke   +7 more
doaj   +1 more source

Out-of-equilibrium charge redistribution in a copper-oxide based superconductor by time-resolved X-ray photoelectron spectroscopy

open access: yesScientific Reports
Charge-transfer excitations are of paramount importance for understanding the electronic structure of copper-oxide based high-temperature superconductors. In this study, we investigate the response of a Bi $$_2$$ 2 Sr $$_2$$ 2 CaCu $$_2$$ 2 O $$_{\textrm{
Denny Puntel   +12 more
doaj   +1 more source

Leaf area prediction models for Zinnia elegans Jacq., Zinnia haageana regel and 'profusion cherry'

open access: yesScientia Agricola, 2004
Leaf area measurements are of value in physiological and agronomic studies. The use of prediction models to estimate leaf area is a simple, accurate and nondestructive method.
Ana Christina Rossini Pinto   +3 more
doaj  

Dominant apical-oxygen electron-phonon coupling in HgBa$_2$Ca$_2$Cu$_3$O$_{8+\delta}$

open access: yes
Comment: 33 pages, 15 figures; comments are ...
Hong, Wenshan   +16 more
openaire   +1 more source

MORPHOANATOMICAL LEAF ANALYSIS IN HORTICULTURAL GROUPS OF AVOCADO (Persea americana) PLACED AT INIA-CENIAP’S COLLECTION, VENEZUELA

open access: yesTropical and Subtropical Agroecosystems, 2017
The avocado (Persea americana Mill.) is the most important species of Lauraceae in America due to its exploitation as food for pre-Columbian and modern cultures. It is a very important seasonal crop in Venezuela based on a perennial fruit tree management.
H. Ferrer Pereira   +2 more
doaj  

Analysis of Bond Strength of Bioceramic Sealer Following Irrigation with Chlorhexidine. [PDF]

open access: yesIran Endod J
Costa LG   +5 more
europepmc   +1 more source

Left Ventricular Apical Long-Axis Length and Ejection Fraction: A Proof-of-Concept Analysis. [PDF]

open access: yesCureus
Sawalha K   +6 more
europepmc   +1 more source

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