نتایج جستجو برای: n 13
تعداد نتایج: 1249103 فیلتر نتایج به سال:
Alzheimer's disease (AD) is increasingly considered as a disconnection syndrome. Previous studies of the structural connectome in early AD stages have focused on mild cognitive impaired subjects (MCI), considering them as a homogeneous group. We studied 168 subjects from the Alzheimer's Disease Neuroimaging Initiative database (116 MCI and 52 cognitively normal subjects). Biomarker-based strati...
Pro-inflammatory protein S100A9 was established as a biomarker of dementia progression and compared with others such as Aβ(1-42) and tau-proteins. CSF samples from 104 stringently diagnosed individuals divided into five subgroups were analyzed, including nondemented controls, stable mild cognitive impairment (SMCI), mild cognitive impairment due to Alzheimer's disease (MCI-AD), Alzheimer's dise...
The Hantzsch reaction for nitrogen-13 PET: preparation of [<sup>13</sup>N]nifedipine and derivatives
The Hantzsch reaction was adapted to allow the rapid radiosynthesis of 13N-labelled 1,4-dihydropyridines, including [13N]nifedipine, for preclinical PET imaging.
ده گونه cousinia جمع آوری شده از استان های خراسان و سمنان مورد شمارش کروموزومی در تقسیم میوز قرار گرفتند. گزارش کروموزومی برای نه گونه به اسامی زیر جدید می باشد: c. bienerti (n=12), c. decipiens (n=13), c. deserti (n=12), c. esfandiari (n=13), c. komarowii (n=13), c. lepida (n=13), c. neurocentra (n=12), c. smirnowii (n=12), c. turcomanica (n=13). عدد کروموزومی گونه )13=(n c. piptocephala با گ...
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