scholarly journals Plasma Amyloid Concentration in Alzheimer’s Disease: Performance of a High-Throughput Amyloid Assay in Distinguishing Alzheimer’s Disease Cases from Controls

2020 ◽  
Vol 74 (4) ◽  
pp. 1285-1294 ◽  
Author(s):  
Insa Feinkohl ◽  
Carola G. Schipke ◽  
Jochen Kruppa ◽  
Felix Menne ◽  
Georg Winterer ◽  
...  
2017 ◽  
Vol 13 (7S_Part_21) ◽  
pp. P1034-P1034
Author(s):  
Pablo San Segundo-Acosta ◽  
Ana Montero-Calle ◽  
Maria Garranzo-Asensio ◽  
Carmen Oeo-Santos ◽  
Juan Carlos López-Rodríguez ◽  
...  

2019 ◽  
Vol 15 ◽  
pp. P285-P286
Author(s):  
Jorge Alberto Bahena ◽  
Fabiana H.G. Farias ◽  
Kathie A. Mihindukulasuriya ◽  
John P. Budde ◽  
Carlos Cruchaga ◽  
...  

2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Kyu-Young Sim ◽  
Sang-Heon Park ◽  
Kyu Yeong Choi ◽  
Jung Eun Park ◽  
Jung Sup Lee ◽  
...  

2021 ◽  
Vol 17 ◽  
Author(s):  
Minmin Zhang ◽  
Siduo Zhou ◽  
Wei Liu ◽  
Huijiao Yan ◽  
Xiao Wang ◽  
...  

Background: Salviae Miltiorrhizae Radix et Rhizoma (Red Sage root) is widely used in traditional Chinese medicine (TCM) for the treatment of Alzheimer’s disease (AD) with demonstrated curative effects, based on the concept of "one drug with multiple therapeutic targets," which appears to be a good strategy for AD treatment. Objective: This study aimed to develop of high-throughput screening (HTS) method for multi-therapeutic target components found in complex TCMs, which are active against AD, using Red Sage root as the case study. Method: Acetylcholinesterase (AChE) inhibitors (AChEIs) from Red Sage root extracts were pre-screened by ultrafiltration-HPLC (UF-HPLC) analysis, in which AChE was added to the extract and then ultrafiltered to remove non-binding compounds. Potential AChEIs were identified by HPLC analysis of compounds bound to AChE. A microplate-based HTS was then used to quantify the AChE inhibitory activity and antioxidant activity of the pre-screened compounds. Results: Pre-screening found ten potential inhibitors, which were identified by ESI-TOF/MS; six of these were purified by semi-preparative HPLC: Oleoyl neocryptotanshinone (1), Dihydrotanshinone Ⅰ (2), Cryptotanshinone (3), Tanshinone Ⅰ (4), Tanshinone ⅡA (5) and Miltirone (6). All six compounds had good AChE inhibitory activity and weak DPPH scavenging capacity. Conclusion: This study provides a platform and technology support for the rapid discovery of multi-target components, potentially active against AD, from complex TCMs and with strong potential for adaptation to the discovery of treatments for other diseases.


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