نتایج جستجو برای: 1 naa

تعداد نتایج: 2754339  

Journal: :Agroista 2022

Sugarcane problems in germination will effect on growth and the yield that is not optimal. The solution obtained from these plant regulators soaking storage time bud sett seedling before planting. This study used a factorial experimental method with first factor being consisting of 3 levels, namely 0 days (control), 1 day, 2 days. second was PGR which consisted control (without soaking), NAA + ...

2008
Michel Aoun Gilbert Charles Annick Hourmant

Micropropagation of three genotypes of Indian mustard [Brassica juncea (L.) Czern.] using 7-days old seedling-derived transverse thin cell layer (tTCL) explants was accomplished. The genotype, explant source and addition of silver nitrate to the medium significantly influenced shoot bud induction. MS medium with 26.6 μM of 6-Benzylaminopurin (BAP) and 3.22 μM of 1-naphtaleneacetic acid (NAA) wa...

Journal: :Stroke 1999
S T Pendlebury A M Blamire M A Lee P Styles P M Matthews

Background and Purpose--Magnetic resonance spectroscopy (MRS) in ischemic stroke has shown a correlation between N-acetylaspartate (NAA) loss from the infarcted region and disability. We tested the hypothesis that NAA loss in the descending motor pathways, measured at the level of the posterior limb of the internal capsule, would determine motor deficit after a cortical, subcortical, or striato...

2008
C. Choi S. Ghose I. Dimitrov D. Douglas P. Mihalakos

INTRODUCTION N-acetylaspartylglutamate (NAAG) is structurally similar to N-acetylaspartate (NAA) and glutamate (Glu). Due to its relatively low concentration (0.5 – 2 mM) and the overlap with abundant multiplets of NAA and Glu, NAAG in human brain is difficult to measure. The most prominent peak is a singlet of the acetyl protons at 2.04 ppm [1], but this signal overlaps with the NAA singlet at...

Journal: :Ornamental Horticulture 2023

Abstract The present experiment was conducted to determine the effect chemical fertilization rates and foliar application of plant growth regulators PGRs (Kinetin or Napthaleneacetic Acid (NAA) their interactions on growth, flowering, composition Ervatamia coronaria plants. plants were fertilized monthly with NPK at rate 2, 4 6 g pot-1, in addition control Plants received treatments sprayed eit...

Journal: :IOP conference series 2023

Abstract This study was carried out in the Plant Tissue Culture Laboratory of College Agriculture - Karbala Unaiversity for period from 2022 to 2023. The included use explants and different combinations sterilization, initiation multiplication vegetative shoots Stevia plantiv vitro , three phases: first sterilization (shoot tips lateral buds) using sodium hypochlorite at concentrations (0, 0.5,...

Journal: :Horticulturae 2023

In order to improve the resistance of apples stresses (abiotic stresses) during hot and dry summers enhance their productivity marketability, Anna apple trees were treated with aminoethoxyvinylglycine (AVG), 1-methlcyclopropene (1-MCP), naphthalene acetic acid (NAA), alone, or in combination, two successive seasons. All treatments significantly increased yield per tree, average fruit volume, di...

2007
Hae Won Lee Paulo Caramelli Maria Concepcion Garcia Otaduy Ricardo Nitrini Claudia da Costa Leite

To compare metabolite ratios in the posterior cingulate with the Mini-Mental State Examination (MMSE) test scores in patients with mild or moderate Alzheimer disease and in controls. Methods We evaluated 29 patients with mild or moderate Alzheimer disease and 15 controls by proton spectroscopy with the voxel located in the posterior cingulate. The MMSE was applied to all patients and controls...

Journal: :Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2000
C Dautry F Vaufrey E Brouillet N Bizat P G Henry F Condé G Bloch P Hantraye

N-acetylaspartate (NAA) quantification by 1H-magnetic resonance spectroscopy has been commonly used to assess in vivo neuronal loss in neurodegenerative disorders. Here. the authors used ex vivo and in vivo 1H-magnetic resonance spectroscopy in rat and primate models of progressive striatal degeneration induced by the mitochondrial toxin 3-nitropropionate (3NP) to determine whether early NAA de...

Journal: :AJNR. American journal of neuroradiology 2007
D J Rigotti M Inglese J S Babb M Rovaris B Benedetti M Filippi R I Grossman O Gonen

Although the concentration of N-acetylaspartate (NAA) is often used as a neuronal integrity marker, its normal temporal variations are not well documented. To assess them over the 1-2 year periods of typical clinical trials, the whole-brain NAA concentration was measured longitudinally, over 4 years, in a cohort of healthy young adults. No significant change (adjusted for both sex and age) was ...

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