Results 21 to 30 of about 114,015 (202)

The establishment of surrogates and correlates of protection: Useful tools for the licensure of effective influenza vaccines?

open access: yesHuman Vaccines & Immunotherapeutics, 2018
The search for a test that can predict vaccine efficacy is an important part of any vaccine development program. Although regulators hesitate to acknowledge any test as a true ‘correlate of protection’, there are many precedents for defining ‘surrogate ...
Brian J. Ward   +5 more
doaj   +1 more source

Nitrogen modulation of legume root architecture signaling pathways involves phytohormones and small regulatory molecules [PDF]

open access: yes, 2015
Nitrogen, particularly nitrate is an important yield determinant for crops. However, current agricultural practice with excessive fertilizer usage has detrimental effects on the environment.
Djordjevic, Michael   +2 more
core   +1 more source

Infections of the Xylella fastidiosa subsp. pauca Strain “De Donno” in Alfalfa (Medicago sativa) Elicits an Overactive Immune Response

open access: yesPlants, 2019
Diseases caused by Xylella fastidiosa are among the most destructive for several agricultural productions. A deadly disease of olive, termed olive quick decline syndrome, is one of the most recent examples of the severe impacts caused by the introduction
Raied Abou Kubaa   +4 more
doaj   +1 more source

Shade delays flowering in Medicago sativa [PDF]

open access: yes, 2019
Shade intolerant plants respond to the decrease in the red (R) to far-red light (FR) ratio (R:FR) occurring under shade by elongating stems and petioles and re-positioning leaves, in a race to out-compete neighbors for the sunlight resource.
Antonietti, Mariana Sofía   +10 more
core   +1 more source

Identification and characterisation of seed storage protein transcripts from Lupinus angustifolius

open access: yesBMC Plant Biology, 2011
Background In legumes, seed storage proteins are important for the developing seedling and are an important source of protein for humans and animals. Lupinus angustifolius (L.), also known as narrow-leaf lupin (NLL) is a grain legume crop that is gaining
Goggin Danica E   +7 more
doaj   +1 more source

A Medicago truncatula Metabolite Atlas Enables the Visualization of Differential Accumulation of Metabolites in Root Tissues

open access: yesMetabolites, 2021
Plant roots are composed of many differentiated tissue types, with each tissue exhibiting differential quantitative and qualitative accumulation of metabolites.
Clayton Kranawetter   +3 more
doaj   +1 more source

Effect of ZnO and CuO nanoparticles on the growth, nutrient absorption, and potential health risk of the seasonal vegetable Medicago polymorpha L. [PDF]

open access: yesPeerJ, 2022
Background Medicago polymorpha L., a seasonal vegetable, is commonly grown in China. The increasing use of nanoparticles (NPs) such as ZnO and CuO NPs in agriculture has raised concerns about their potential risks for plant growth and for human ...
Hongting Ji   +4 more
doaj   +2 more sources

Diversity of Sinorhizobium meliloti from the Central Asian Alfalfa Gene Center [PDF]

open access: yes, 2002
Sinorhizobium meliloti was isolated from nodules and soil from western Tajikistan, a center of diversity of the host plants (Medicago, Melilotus, and Trigonella species).
Andronov, E.E.   +6 more
core   +1 more source

The development of lucerne root morphology traits under high initial stand density within a seven year period

open access: yesPlant, Soil and Environment, 2011
The root system of plants is generally regarded as a factor, which is in relation to important agronomic and ecological characteristics. The aim of this study was to investigate the effect of high initial stand density on the reduction in development of ...
J. Hakl   +3 more
doaj   +1 more source

Selection Mapping Identifies Loci Underpinning Autumn Dormancy in Alfalfa (Medicago sativa). [PDF]

open access: yes, 2018
Autumn dormancy in alfalfa (Medicago sativa) is associated with agronomically important traits including regrowth rate, maturity, and winter survival. Historical recurrent selection experiments have been able to manipulate the dormancy response.
Brummer, E Charles   +3 more
core   +3 more sources

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