3 条结果 关键词:花青素 ×

Anthocyanin-rich black carrot (Daucus carota ssp. sativus var. atrorubens Alef.) and red cabbage (Brassica oleracea) extracts incorporated biosensor for colorimetric detection of Helicobacter pylori with color image processing.

Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] 2023 Sezgin GC, Ocsoy I

本研究开发了一种基于富含花青素的黑胡萝卜(Daucus carota ssp. sativus var. atrorubens Alef.)或红卷心菜(Brassica oleracea)提取物的新型比色生物传感器,用于幽门螺杆菌(Helicobacter pylori, H. pylori)的快速、灵敏和经济检测。作者分别制备了黑...

Development of sponge-like cellulose colorimetric swab immobilized with anthocyanin from red-cabbage for sweat monitoring.

International journal of biological macromolecules 2021 Al-Qahtani SD, Azher OA, Felaly R, Subaihi A 等 7 人

本研究开发了一种新型海绵状生物变色拭子,将天然花青素(Cy)生物分子探针固定于微孔纤维素气凝胶中。该比色生物传感器制备简单、环境友好、生物相容、可生物降解、柔韧、便携且可逆。当接触汗液并发生生化变化时,器件颜色由粉色变为黄绿色,归因于花青素分子体系中的分子内电荷转移。随着模拟汗液pH升高,花青素在紫外-可见吸收光谱中发生蓝移,吸收峰...

Preparation of natural indicator incorporated media and its logical use as a colorimetric biosensor for rapid and sensitive detection of Methicillin-resistant Staphylococcus aureus.

Analytica chimica acta 2020 Celik C, Ildiz N, Kaya MZ, Kilic AB 等 5 人

本文报道了一种基于天然指示剂培养基的比色生物传感器,用于快速、选择性、灵敏且经济地检测耐甲氧西林金黄色葡萄球菌(MRSA)。该传感器以红甘蓝(Brassica oleracea)提取物(RCE)中的花青素作为 pH 响应指示剂,并与营养肉汤、NaCl 和头孢西丁(cefoxitin)组成 RCE 培养基。作者测试了 8 种革兰阳性菌...