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Image of Karen Steward, PhD

Karen Steward, PhD

Senior Scientific Specialist

After completing an undergraduate degree in Natural Sciences at the University of Cambridge in 2006, Karen became a research scientist at the Animal Health Trust, UK. During her time there, she completed a PhD in molecular microbiology and evolutionary genetics in partnership with the University of Cambridge and went on to hold a post-doctoral position. Her research focused on the fundamental biology of infectious diseases, outbreak analysis and the development of vaccines and diagnostic assays. In 2017 she left the lab to pursue a career in science communication. As senior scientific specialist, Karen employs her wealth of knowledge and hands-on experience to coordinate and create a range of scientific content, tools and resources for the site and provide scientific support across the teams.

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Published Content
Total: 224
Lady holding up a lateral flow test displaying a control line but no test line.

An Introduction to the Lateral Flow Test: Strengths, Limitations and Applications

Diagnostic testing is key in many areas including healthcare and preventative medicine, food safety and environmental monitoring. In this article, we will consider what lateral flow tests (LFTs) are, how they work and their applications.
Cubes of Turkish delight dusted in powdered sugar.

NMR Relaxometry Reveals Turkish Delight’s Sticky Fingerprints

Scientists have shown the value of time-domain nuclear magnetic resonance (TD-NMR) relaxometry in evaluating the physical properties of Turkish delight made with syrups and sweeteners as alternatives to sugar.
A 96-well cell culture plate into which a multichannel pipette is being inserted to withdraw media samples.

How Spent Media Analysis Could Pave the Way to Affordable Alternative Proteins

We spoke to Professor Jenny Nelson and Edward O’Neill to find out how spent media analysis could help to drive down costs and make cell cultured proteins an affordable reality for consumers.
Food Safety Testing – Veterinary Drug Residues content piece image

Food Safety Testing – Veterinary Drug Residues

This infographic addresses the issue of veterinary drug residues in foods, the dangers they pose and measures taken to detect and prevent them from reaching the consumer.
Battery Materials Analysis content piece image

Battery Materials Analysis

In this infographic, we explore the need for battery materials analysis, in particular lithium ion (Li–ion) batteries, and the techniques that facilitate this.
Airborne Microplastics content piece image

Airborne Microplastics

Download this infographic to explore the emerging issue of airborne microplastics, their sources and detection and possible impacts on human health and the environment.
Future Foods content piece image

Future Foods

In this infographic, we explore the problems in supplying a growing population with food, novel solutions to producing food sustainably and how reducing waste in the food system can benefit people and the planet.
Electroporation cuvettes

An Introduction to Electroporation – A Tool for Transfection and Competent Cell Generation

There are many reasons you may want to deliver something into a cell, be it genetic material or a therapeutic drug, and electroporation is a vital tool to achieve this. In this article, we will consider what electroporation is, how it works and how it’s used.
Data Sharing Initiative Could Improve Our Understanding and Help To Reduce Antimicrobial Resistance content piece image

Data Sharing Initiative Could Improve Our Understanding and Help To Reduce Antimicrobial Resistance

Antimicrobial resistance is a looming global threat for which we need a better understanding to tackle. We hear how a non-profit organization are helping scientists share valuable data effectively with the launch of the AMR register.
Molecular Spectroscopy Evolves To Meet Changing Pharma and Biopharma Needs content piece image
Industry Insight

Molecular Spectroscopy Evolves To Meet Changing Pharma and Biopharma Needs

We spoke to Geoff Winkett and Michel van den Berge from Agilent, about the concerns they hear from their customers in the pharmaceutical and biopharmaceutical sector and how they are helping to address them.