The existence of contaminants in food poses a serious threat to human health. In recent
years, aptamer sensors (aptasensors) have been developed rapidly for the detection of food …

Heavy metal ions (HMIs) pose a serious threat to the environment and human body because
they are toxic and non-biodegradable and widely exist in environmental ecosystems. It is …

Over the last few years, electroanalysis has made significant advancements, particularly in
developing electrochemical sensors. Electrochemical sensors generally include emerging …

The early diagnosis of diseases plays a vital role in healthcare and the extension of human
life. Graphene-based biosensors have boosted the early diagnosis of diseases by detecting …

Graphene-family nanomaterials (GFNs) possess mechanical stiffness, optical properties,
and biocompatibility making them promising materials for biomedical applications. However …

Staphylococcus aureus (S. aureus) is the top ordinary pathogen causing epidemic and food
poisoning. The authentication of S. aureus has great significance for pathologic diagnosis …

The abuse of antibiotics has caused a serious threat to human life and health. It is urgent to
develop sensors that can detect multiple antibiotics quickly and efficiently. Biosensors are …

Prostate-specific antigen (PSA) remains the cornerstone for prostate cancer diagnosis. This
study presents a highly sensitive aptamer-based electrochemical biosensor for PSA …

Ultrasensitive biosensors have become a necessity in the world of scientific research, and
several signal enhancement strategies have been employed to attain exceptionally low …

Carbon quantum dots (CQDs) as a rising class of carbon family have gained widespread
attention in view of their multiple properties such as great photoluminescence (PL) …