Publications by Alice Judith Gillen

Differential near-infrared imaging of heterocysts using single-walled carbon nanotubes

Ardemis Anoush Boghossian, Alessandra Antonucci, Charlotte Elisabeth Marie Roullier, Benjamin Paul Johanès Gabriel Lambert, Alice Judith Gillen, Melania Reggente

2023

Carbon nanotube uptake in cyanobacteria for near-infrared imaging and enhanced bioelectricity generation in living photovoltaics

Vitalijs Zubkovs, Ardemis Anoush Boghossian, Alessandra Antonucci, Charlotte Elisabeth Marie Roullier, Nils Schürgers, Benjamin Paul Johanès Gabriel Lambert, Alice Judith Gillen, Melania Reggente, Mohammed Mouhib

Single-walled carbon nanotubes (SWCNTs) have unique optoelectronic properties that make them suitable for applications ranging from phototherapy to imaging and sensing, but their uptake has mainly been explored in eukaryotic cells. Here the authors explore ...

2022

A molecular tool and use thereof in a label-free method for detecting a target nucleic acid in a sample

Ardemis Anoush Boghossian, Alice Judith Gillen

A molecular tool and a label-free method useful for detecting a target nucleic acid in a sample are disclosed, the molecular tool comprising a substrate comprising or consisting of an optical material; a first polymeric molecule, selected from nucleic acid ...

2022

Biotechnology Applications of Nanocarbons in Plant and Algal Systems

Ardemis Anoush Boghossian, Alessandra Antonucci, Alice Judith Gillen

The unique combination of structural, optical, and electronic properties of nanocarbons (NCs) has made these materials particularly attractive for various applications in biotechnology and biomedicine, ranging from sensing, gene-delivery, bioimaging and th ...

Royal Society of Chemistry2021

Transport and programmed release of nanoscale cargo from cells by using NETosis

Daniel Meyer, Ardemis Anoush Boghossian, Alessandra Antonucci, Alice Judith Gillen

Cells can take up nanoscale materials, which has important implications for understanding cellular functions, biocompatibility as well as biomedical applications. Controlled uptake, transport and triggered release of nanoscale cargo is one of the great cha ...

ROYAL SOC CHEMISTRY2020

Synthetic Biology: A Solution for Tackling Nanomaterial Challenges

Ardemis Anoush Boghossian, Benjamin Paul Johanès Gabriel Lambert, Alice Judith Gillen

Bioengineers have mastered practical techniques for tuning a biomaterial’s properties with only limited information on the relationship between the material’s structure and function. These techniques have been quintessential to engineering proteins, which ...

2020

Optical Biosensors for Improved Neurochemical Sensing Using Single-Walled Carbon Nanotubes

Alice Judith Gillen

Irregularities in neuromodulation can create a variety of diseases. As a result, accurate measurement of neurotransmitter concentrations is imperative to improve clinical diagnostics. Biosensing technologies help by permitting real-time monitoring of these ...

EPFL2020

Enhancing bioelectricity generation in microbial fuel cells and biophotovoltaics using nanomaterials

Amirmostafa Amirjani, Ardemis Anoush Boghossian, Alessandra Antonucci, Alice Judith Gillen, Melania Reggente, Mohammed Mouhib

Microbial fuel cells and biophotovoltaics represent promising technologies for green bioelectricity generation. However, these devices suffer from low durability and efficiency that stem from their reliance on living organisms to act as catalysts. Such lim ...

2019

Directed evolution of the optoelectronic properties of synthetic nanomaterials

Ardemis Anoush Boghossian, Shang-Jung Wu, Benjamin Paul Johanès Gabriel Lambert, Alice Judith Gillen

Directed evolution is a powerful approach to tailor protein properties toward new or enhanced functions. Herein, we use directed evolution to engineer the optoelectronic properties of DNA-wrapped single-walled carbon nanotube sensors through DNA mutation. ...

Royal Society of Chemistry2019

Templating colloidal sieves for tuning nanotube surface interactions and optical sensor responses

Daniel Jerôme Siefman, Ardemis Anoush Boghossian, Shang-Jung Wu, Benjamin Paul Johanès Gabriel Lambert, Alice Judith Gillen

Surfactants offer a tunable approach for modulating the exposed surface area of a nanoparticle. They further present a scalable and cost-effective means for suspending single-walled carbon nanotubes (SWCNTs), which have demonstrated practical use as fluore ...

2019

Non-covalent Methods of Engineering Optical Sensors Based on Single-Walled Carbon Nanotubes

Ardemis Anoush Boghossian, Alice Judith Gillen

Optical sensors based on single-walled carbon nanotubes (SWCNTs) demonstrate tradeoffs that limit their use in in vivo and in vitro environments. Sensor characteristics are primarily governed by the non-covalent wrapping used to suspend the hydrophobic SWC ...

2019

Xeno Nucleic Acid Nanosensors for Enhanced Stability Against Ion-Induced Perturbations

Ardemis Anoush Boghossian, Justyna Kupis-Rozmyslowicz, Alice Judith Gillen, Carlo Gigli

The omnipresence of salts in biofluids creates a pervasive challenge in designing sensors suitable for in vivo applications. Fluctuations in ion concentrations have been shown to affect the sensitivity and selectivity of optical sensors based on single-wal ...

2018

Restriction Enzyme Analysis of Double-Stranded DNA on Pristine Single-Walled Carbon Nanotubes

Ardemis Anoush Boghossian, Shang-Jung Wu, Kun-Han Lin, Alice Judith Gillen

2018