Results 121 to 130 of about 618,301 (285)

A Systematic Review of Alternative Host Species of Phytophthora erythroseptica, the Major Causal Agent of Pink Rot of Potato

open access: yesPlant Pathology, Volume 74, Issue 3, Page 605-640, April 2025.
The literature cites many alternative hosts of Phytophthora erythroseptica. However, evidence of host status is often insufficient, thus a polyphasic approach (morphological, molecular, histological and pathogenicity) is required. ABSTRACT Most published studies of Phytophthora erythroseptica, the major causal agent of pink rot of potato, have focused ...
Ronika Thapa   +4 more
wiley   +1 more source

Commodity risk assessment of Populus alba, Populus nigra and Populus tremula plants from the UK

open access: yesEFSA Journal, Volume 23, Issue 3, March 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’. This Scientific Opinion covers plant health risks posed by plants of Populus alba, Populus nigra and ...
EFSA Panel on Plant Health (PLH)   +32 more
wiley   +1 more source

Modular Tunable α‐Helical Peptide Hydrogels for Neuronal Cells

open access: yesAdvanced Functional Materials, Volume 35, Issue 1, January 2, 2025.
Rationally designed peptides are used to alter the elastic properties of α‐helical hydrogels, to introduce adhesion peptides and growth factors, and to spatially pattern proteins. The modularity of the hydrogelating self‐assembling fiber (hSAF) system provides a flexible platform for manipulating primary neural cell behavior, with potential future ...
D. Arne Scott   +8 more
wiley   +1 more source

Molecular Gas in Elliptical Galaxies [PDF]

open access: yesarXiv, 2000
The distribution and kinematics of the molecular gas in elliptical galaxies give information on the origin and history of the gas and the rate of star formation activity in ellipticals. I describe some preliminary results of a survey which will more than double the number of elliptical galaxies with resolved molecular distributions.
arxiv  

Galaxy Merging and the Fundamental Plane of Elliptical Galaxies [PDF]

open access: yes, 2006
We present preliminary results of numerical simulations of dissipationless merging of stellar systems, aimed at exploring the consequences of merging between gas free, spheroidal systems. In particular, we study the dynamical and structural characteristics of hierarchical merging between equal mass stellar systems, and we compare the properties of the ...
Carlo Nipoti   +2 more
openaire   +3 more sources

Structure and Kinematics of Early-Type Galaxies from Integral Field Spectroscopy [PDF]

open access: yes, 2016
Observations of galaxy isophotes, long-slit kinematics, and high-resolution photometry suggested a possible dichotomy between two distinct classes of elliptical galaxies. But these methods are expensive for large galaxy samples.
M. Cappellari
semanticscholar   +1 more source

Dynamical Family Properties and Dark Halo Scaling Relations of Giant Elliptical Galaxies [PDF]

open access: yes, 2000
Based on a uniform dynamical analysis of the line-profile shapes of 21 mostly luminous, slowly rotating, and nearly round elliptical galaxies, we have investigated the dynamical family relations and dark halo properties of ellipticals.
O. Gerhard   +3 more
semanticscholar   +1 more source

Ionospheric Conductances at the Giant Planets of the Solar System: A Comparative Study of Ionization Sources and the Impact of Meteoric Ions

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 1, January 2025.
Abstract The dynamics of giant planet magnetospheres is controlled by a complex interplay between their fast rotation, their interaction with the solar wind, and their diverse internal plasma and momentum sources. In the ionosphere, the Hall and Pedersen conductances are two key parameters that regulate the intensity of currents coupling the ...
Noé Clément   +4 more
wiley   +1 more source

SIMULATIONS OF LARGE-SCALE GASEOUS STRUCTURES WITH SPH

open access: yesOdessa Astronomical Publications, 2017
A computer programme based on the 3D SPH approach is described. Some numerical results are presented: the formation of gaseous ring around an SO galaxy due to the stripping of a gas-rich donor system.
N. Ya. Sotnikova
doaj   +1 more source

Dynamical Models of Spherical Galaxies with Massive Halo [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2003
Using the Schwarzschild's linear programming technique, we obtained the general solutions of the collisionless Bolzmann equation describing the spherical galaxy in dynamical equilibrium.
Mun-Suk Chun   +2 more
doaj   +1 more source

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