Carlotta Guiducci

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Particle-sorting fluidic device and methods for using thereof

Carlotta Guiducci, Gloria Porro, Kevin Keim

Device, system and method for sorting particles comprised into a fluid are disclosed that improve the current settings of deterministic lateral displacement (DLD)-based microfluidic devices, so to sort and detect small particles such as extracellular vesic ...

2022

Prediction of Dispersion Rate of Airborne Nanoparticles in a Gas-Liquid Dual-Microchannel Separated by a Porous Membrane: A Numerical Study

Carlotta Guiducci, Zohreh Sheidaei

Recently, there has been increasing attention toward inhaled nanoparticles (NPs) to develop inhalation therapies for diseases associated with the pulmonary system and investigate the toxic effects of hazardous environmental particles on human lung health. ...

MDPI2022

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The invention relates to a vaginal fluid monitoring device embedded into a feminine sanitary pad, said device comprising a stack of the following elements: An absorbent layer (100) configured to be in proximity to, and collect, a vaginal fluid; and A biose ...

2021

Integration of Ultra-Low Volume Pneumatic Microfluidics with a Three-Dimensional Electrode Network for On-Chip Biochemical Sensing

Carlotta Guiducci, Saurabh Tomar, Thomas Ernst

This paper reports a novel miniaturized pseudo reference electrode (RE) design for biasing Ion Sensitive Field Effect Transistors (ISFETs). It eliminates the need for post-CMOS processing and can scale up in numbers with the CMOS scaling. The presented des ...

2021

Dielectrophoresis detection device

Carlotta Guiducci

A dielectrophoretic detection device comprising a chip, with a flow channel having at least one inlet and one outlet, and at least a detection area configured to detect analytes trapped on functionalised beads flowing within said flow channel, a first and ...

2021

Selective Retrieval of Individual Cells from Microfluidic Arrays Combining Dielectrophoretic Force and Directed Hydrodynamic Flow

Bart Deplancke, Carlotta Guiducci, Jörn Pezoldt, Pierre-Emmanuel Marie Thiriet, Gabriele Gambardella, Kevin Keim

Hydrodynamic-based microfluidic platforms enable single-cell arraying and analysis over time. Despite the advantages of established microfluidic systems, long-term analysis and proliferation of cells selected in such devices require off-chip recovery of ce ...

MDPI2020

Rapid Multianalyte Microfluidic Homogeneous Immunoassay on Electrokinetically Driven Beads

Carlotta Guiducci, Pierre-Emmanuel Marie Thiriet, Gloria Porro, Danashi Imani Medagoda

The simplicity of homogeneous immunoassays makes them suitable for diagnostics of acute conditions. Indeed, the absence of washing steps reduces the binding reaction duration and favors a rapid and compact device, a critical asset for patients experiencing ...

2020

On‐chip technology for single‐cell arraying, electrorotation‐based analysis and selective release

Carlotta Guiducci, Samuel Kilchenmann, Kevin Keim, Paul Karoly Otto Ery, Mohamed Zakarya Alsaid Ali Rashed

This paper reports a method for label-free single-cell biophysical analysis of multiple cells trapped in suspension by electrokinetic forces. Tri-dimensional pillar electrodes arranged along the width of a microfluidic chamber define actuators for single c ...

2019

Active Posts in Deterministic Lateral Displacement Devices

Carlotta Guiducci, Kevin Keim

Using electrically connected metal-coated posts in a deterministic lateral displacement (DLD) device and applying electric fields, electrokinetics is used to tune separations, significantly decrease the critical size for separation, and increase the dynami ...

WILEY2019

Isothermal multiple displacement amplification of DNA templates in minimally buffered conditions using phi29 polymerase

Carlotta Guiducci, Enrico Tenaglia

The isothermal amplification of DNA in minimally buffered conditions allows to perform and monitor nucleic acid amplification with minimal technological and operative requirements. We show in this work how phi29 can operate multiple displacement amplificat ...

2018

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