1. Trang chủ
  2. » Kỹ Thuật - Công Nghệ

ELECTROCHEMICAL DNA BIOSENSORS phần 1 pdf

10 149 0

Đang tải... (xem toàn văn)

THÔNG TIN TÀI LIỆU

Thông tin cơ bản

Định dạng
Số trang 10
Dung lượng 707,54 KB

Nội dung

ELECTROCHEMICAL DNA ELECTROCHEMICAL DNA BIOSENSORS BIOSENSORS Prof. Dr. Mehmet OZSOZ Dept. of Analytical Chemistry, Faculty of Pharmacy, Ege University 35100 Bornova /Izmir, TURKEY ozsozs@pharmacy.ege.edu.tr http://pharmacy.ege.edu.tr/~ozsozs Imagination is more important than knowledge. Albert Einstein z If a man emties his purse into his head, no man can take it away from him. An investment in knowledge always pays the best interest. Benjamin Franklin PRESENTATION PRESENTATION OVERVIEW OVERVIEW z Electrochemical DNA Hybridization Sensing Strategies z Inosine based hybridization detection by using carbon paste electrode (CPE) z Detection of NOS-terminator, a genetic element present in GMOs z Carbon Nanotubes z Optical Biosensors z If a man emties his purse into his head, no man can take it away from him. An investment in knowledge always pays the best interest. Benjamin Franklin DNA DNA biosensor scheme biosensor scheme Basic principle of Basic principle of a glucose biosensor a glucose biosensor GOX β-D-glucose + O 2 + H 2 O Gluconolactone + H 2 O 2 Transducer Analytical signal K 3 Fe(CN) 6 Screen printed electrode Working electrode reactions pathway ChOx layer Electrochemical mediator Electrode surface (-50mV vs pseudo Ag/AgCl) H 2 O 2 Fe (III) Å Fe (II) Fe (III) + e - Æ Fe (II) Acetylcholine + H 2 O Æ Acetate + Choline (AChE) ChOx Organaphosphate assay . ELECTROCHEMICAL DNA ELECTROCHEMICAL DNA BIOSENSORS BIOSENSORS Prof. Dr. Mehmet OZSOZ Dept. of Analytical Chemistry, Faculty of Pharmacy, Ege University 3 510 0 Bornova /Izmir,. assay

Ngày đăng: 06/08/2014, 13:22

TỪ KHÓA LIÊN QUAN

w