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31 December 2018 | Story Igno van Niekerk | Photo Igno van Niekerk
Insects on the menu
Beetle juice and bug flour; Drs Ismari van der Merwe and Cariena Bothma are researching the possibility of a high-protein diet consisting of insect ingredients.

You’ve just had a tasty milkshake made from grasshopper juice, now for a light snack. Your choice: Salty cricket cookies or a deep-fried ant delight?

One of these days the above delicatessen may just find its way to your local restaurant menu if Drs Ismari van der Merwe, Cariena Bothma, both lecturers in the Department of Consumer Science, and their enthusiastic team of students have their way. Insects as food are rich in protein, often tasty, and having them on a menu is not as far-fetched as you may think. After all, we know what culinary delights mopani worms – and yes – cooked land snails (enjoyed as escargots) have become over the years.

 

Cricket smackerals

 

When Dr Van der Mewe explains the benefits of her team’s vision for a high-protein diet consisting of insect ingredients (cricket flour as an example), one becomes aware that this could be the solution to a myriad of problems. Insects eat much less than our regular menu items such as cows (beef), sheep (lamb chops) or pigs (pork). Insects as an alternative diet will reduce the negative impact that larger animals have on the environment and greenhouse gases. Insects have faster life cycles and it takes less effort and space to breed and feed them.

“Ugh! Ick! Disgusting,” you might think. But picture the taste lab where volunteers are given regular chocolate cookies made with regular flour, and then asked to compare it with cookies made from cricket flour. Dr van der Merwe assures me that most people will be unable to distinguish between them, often even preferring the cricket smackerals.

 

Heathy alternative

 

Insect breakfast cereals, granola, and snack food is a real and viable solution for the developing world where food is scarce, and hunger is a real issue. But is it healthy? Dr Van der Merwe assures me that during the process of ‘bug to flour’, they are addressing the main concern: micro-organisms that might be detrimental to health. Once the insects or processed insect by-products arrive on your plate, it’s a healthy high-protein alternative that might become the next revolutionary diet.

So, stand aside Atkins, beware Banting, and be gone Gluten-free – there is a new diet on its way to the menu. Brace yourself for beetle juice and bug flour: a diet full of proteins, fat, energy, and essential amino acids. 

 

News Archive

Famelab, the Pop Idols of science communication
2017-03-09

Description: Famelab Tags: UFS, CUT, Science, Competition, research, British Council, Famelab, NRF

Oluwasegun Kuloyo and Zanele Matsane proved to be
Bloemfontein’s young and wittiest science researchers.
They will represent the Free State at the Famelab
national semifinals in Johannesburg.
Photo: Oteng Mpete

Imagine sharks with laser beams attached to their heads and enzymes that wear coats, and yeasts that stage a coup d’état in your body when agitated. This was all explored at the FameLab Science Communication Competition. 

Hosting the FameLab regional competition was a collaborative effort between Dr Mikateko Hoppener, from the University of the Free State’s (UFS), the Centre for Research on Higher Education and Development (CRHED), and Edith Sempe from the Central University of Technology (CUT), Research and Development Unit. Taking place for the first time in the Free State, the event was held at the UFS Centenary Complex on 2 March 2017.

Witty minds make science fun

FameLab is a competition that promotes science and technology by creating a space for scientists to find their voices and reach public audiences. The Free State regional competition had 18 contestants and two emerged victorious on the day. Contestants had to ensure their three-minute talks were fun, charismatic, clear and entertaining.

The two regional winners were Oluwasegun Kuloyo, a PhD student with the department of Microbial Biochemical and Food Biotechnology at UFS, and Zanele Matsane, a Construction Management PhD student at CUT. 

Kuloyo's research deals with the management of the candida yeast which exists in most people’s bodies and which, with a healthy immune system can be kept under control, but when an immune system is compromised, the yeast reacts volatilely and can potentially lead to death in HIV/AIDS patients. 

Matsane’s research is centred on collaborative construction management inspired by the Toyota manufacturing process. She hopes to resolve the silos of construction and bring about a more harmonious and fluid process to construction projects, thus ensuring their successful completion. 

The panel of judges consisted of Oteng Mpete UFS Media Liaison Officer, Dr Elizabeth Conradie from the CUT Innovation Hub, and Prof Willie du Preez from the CUT Centre for Rapid Prototyping and Manufacturing, as well as Robert Inglis from JiveMedia Africa.

Local scientists become jet-setters 
The two regional winners will head to Johannesburg to compete at the FameLab national semifinals, and the South African winner will go on to compete against winners from over 30 countries on an international stage, at the Cheltenham Science Festival in the UK.

FameLab is a programme of the Cheltenham Science Festival and is implemented locally by the South African Agency for Science and Technology Advancement (SAASTA), the British Council, and JiveMedia Africa. The competition has been running in South Africa for the past five years.

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