An Antibody-Free, Silver-Silver Oxide-Carbon Nanotube Nanocomposite-Based Impedimetric Sensor for the Nanomolar Detection of 25-Hydroxyvitamin D-3

Article Biochemistry & Molecular Biology

A new molecularly imprinted polymer electrochemical sensor based on CuCo2O4/N-doped CNTs/P-doped GO nanocomposite for detection of 25-hydroxyvitamin D3 in serum samples

Mohammad Ali Sheikh Beig Goharrizi et al.

Summary: In this study, a sensitive and selective electrochemical sensor was designed to detect 25-hydroxyvitamin D-3. The sensor successfully detected 25-hydroxyvitamin D-3 in biological samples and demonstrated its applicability.

BIOTECHNOLOGY AND APPLIED BIOCHEMISTRY (2023)

Add to Collection

Article Chemistry, Analytical

Evaluating the origin of the electrocatalytic activity of multiwalled carbon nanotubes towards Vitamin D3 oxidation

Sundara Ramaprabhu et al.

Summary: This study systematically investigates the origin of the electrocatalytic nature of multiwalled carbon nanotubes towards the oxidation of Vitamin D3, and finds that oxygen functional groups play a vital role in this reaction. The analytical parameters for Vitamin D3 sensing using MWCNT modified electrodes are also presented.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2022)

Add to Collection

Article Chemistry, Analytical

Ultrasensitive detection of 25-hydroxy vitamin D3 in real saliva using sandwich-type electrochemical aptasensor

Joohyung Park et al.

Summary: We developed a novel electrochemical aptasensor for the quantitative detection of 25-hydroxy vitamin D-3 in saliva, which is highly selective and ultra-sensitive.

SENSORS AND ACTUATORS B-CHEMICAL (2022)

Add to Collection

Article Nanoscience & Nanotechnology

Label-Free Electrochemical Immunosensor Made with Tree-like Gold Dendrites for Monitoring 25-Hydroxyvitamin D3 Metabolite

Thiago S. Martins et al.

Summary: In this study, flexible and fully printed immunosensor chips with tree-like gold dendrites were successfully fabricated using electrodeposition. The optimized molecular architectures of the immunosensors exhibited high sensitivity and stability, enabling accurate detection of metabolites in human samples.

ACS APPLIED MATERIALS & INTERFACES (2022)

Add to Collection

Article Chemistry, Multidisciplinary

A novel, highly sensitive electrochemical 1,4-dioxane sensor based on reduced graphene oxide-curcumin nanocomposite

Sana T. K. Fathima et al.

Summary: A sensitive electrochemical sensor for detecting 1,4-dioxane was developed by modifying a glassy carbon electrode with a reduced graphene oxide-curcumin nanocomposite. The sensor showed superior sensitivity with a lower detection limit compared to the target defined by the World Health Organization.

RSC ADVANCES (2022)

Add to Collection

Article Nanoscience & Nanotechnology

High-Performance, Nitrogen-Doped, Carbon-Nanotube-Based Electrochemical Sensor For Vitamin D3 Detection

Hema Bora et al.

Summary: In this study, a highly sensitive vitamin D3 sensor based on carbon nanotubes was developed. The sensor showed high performance in the concentration range of 0-10 nM, with a detection limit of 16 pM. It also demonstrated high selectivity and long-term stability.

ACS APPLIED BIO MATERIALS (2022)

Add to Collection

Review Chemistry, Analytical

Electrochemical vitamin sensors: A critical review

Lei Huang et al.

Summary: This paper reviews the recent development of electrochemical sensors for the detection of vitamins over the past three years. It discusses the importance of vitamins in maintaining human health, the role of electrochemical sensors in detecting vitamins, and specifically focuses on the detection of water-soluble and fat-soluble vitamins. The strategies, performance, challenges, and future prospects of electrochemical sensors for detecting vitamins are also described in detail.

TALANTA (2021)

Add to Collection

Article Electrochemistry

Amine Functionalized Noble Metal: Metal Oxide Nanohybrid for Efficient Electrochemical Determination of 25-Hydroxy Vitamin-D3 in Human Serum

Deepika Chauhan et al.

Summary: The study synthesized Cys-Au@ZrO2 NPs and developed an efficient immunosensor for 25-OHVD3 detection, demonstrating excellent sensitivity and a linear detection range. The application in human serum samples showed highly correlated results with traditional ELISA.

JOURNAL OF THE ELECTROCHEMICAL SOCIETY (2021)

Add to Collection

Article Chemistry, Physical

Synthesis and characterization of novel lanthanum nanoparticles-graphene quantum dots coupled with zeolitic imidazolate framework and its electrochemical sensing application towards vitamin D3 deficiency

Tummala Anusha et al.

Summary: Vitamin D-3 is essential for healthy bone and muscle, but deficiency can lead to diseases like osteoporosis. A novel electrochemical nanosensor was developed for the analysis of vitamin D-3 in biological fluids, showing good detection performance and stability.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2021)

Add to Collection

Article Chemistry, Analytical

Fabrication of handmade paper sensor based on silver-cobalt doped copolymer-ionic liquid composite for monitoring of vitamin D3 level in real samples

Tummala Anusha et al.

Summary: This paper discusses the synthesis and application of a novel composite material for the fabrication of a sensor for detecting vitamin D deficiency. The material shows excellent electrochemical behavior towards vitamin D-3 oxidation and has been successfully applied for the detection of vitamin D-3 in serum and urine samples.

MICROCHEMICAL JOURNAL (2021)

Add to Collection

Article Chemistry, Analytical

Electrochemical Impedance Spectroscopy (EIS): Principles, Construction, and Biosensing Applications

Hend S. Magar et al.

Summary: Electrochemical impedance spectroscopy (EIS) is a powerful technique for analyzing interfacial properties related to bio-recognition events at the electrode surface, with applications in biomedical diagnosis and environmental monitoring. The use of nanomaterials enhances the analytical features of impedimetric biosensors, promoting faster electron transfer and improving sensor reliability and accuracy.

SENSORS (2021)

Add to Collection

Article Materials Science, Multidisciplinary