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Dr David Stevenson

Position: Senior research scientist, Plant & Food Research. Field: Phytochemical antioxidants. David was born in England and attended Wallington High School, near London, where he discovered ...

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ARTICLE

Stem cell research – timeline

The last 10 years have seen a huge increase in research into stem cells, but when did it all begin? 1956 First successful bone marrow transplant between a related donor and recipient is performed ...

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ARTICLE

Public acceptance of using embryonic stem cells to treat ...

In 2002 and 2003, research conducted by Lincoln University's Agribusiness and Economics Research Unit (AERU) with focus groups found out what New Zealanders think about using embryonic stem cells ...

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ACTIVITY

Ethical dilemmas in fighting infection

In this activity, students explore ethical issues related to fighting infection. Students learn about the science involved and the associated ethical dilemmas. They have opportunities to discuss ...

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ACTIVITY

Exploring the impacts of biotechnology on society

In this activity, students explore a variety of recent biotechnologies and consider their impact on society. The activity can be adapted to suit student level and interest. The slide show ...

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ACTIVITY

Farming and environmental issues

In this activity, students explore ethical issues related to farming and environmental pollution. They learn about the science involved and the range of perspectives among stakeholders. By the ...

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CITIZEN SCIENCE PROJECT

Etch a Cell – Zooniverse

In this online citizen science (OCS) project, participants analyse electron microscope images taken of a range of biological samples, helping scientists better understand cancer, infectious ...

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CITIZEN SCIENCE PROJECT

Infection Inspection

Help this global project to develop a faster test for antibiotic resistance by looking inside bacteria that have been treated with antibiotics. This will improve healthcare for patients with ...

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CITIZEN SCIENCE PROJECT

Myrtle Rust Reporter

Myrtle rust is a serious biosecurity threat, and help is needed to monitor its spread. This citizen science project aims to gather information on the location, hosts and intensity of this fungal ...

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Explore related PLD

TEACHER PLD

Biocontrol in action – unit plan

Students carry out a practical investigation to help AgResearch scientists monitor the spread of Microctonus aethiopoides (a tiny wasp) and its success as a biocontrol agent for clover root ...

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TEACHER PLD

Fighting infection, the immune system – unit plan

Our bodies have a defence system against pathogens that make us sick. This defence system is made up of cells, tissues and organs that work together to protect us. It is known as the immune ...

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TEACHER PLD

Adapting SLH activities: providing another context

Transfer, in the context of learning, is “the ability to extend what one has learned in one context to new contexts” (Darling-Hammond & Austin, 2003, p. 190). Opportunities to try out new ...

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VIDEO

Free radicals and antioxidants

Plant & Food Research’s Dr David Stevenson explains what free radicals are and how they are produced. He outlines the role of cellular structures called mitochondria in the production of free ...

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VIDEO

Phytochemicals – plants’ chemical treasure trove

Dr David Stevenson, a senior scientist with Plant & Food Research, defines the term phytochemical and explains some of the actions a class of phytochemicals called polyphenols have within the ...

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VIDEO

Current research on vitamin C

Dr Sean Bulley, a senior scientist with Plant & Food Research, outlines some of the research focusing on identifying the genes that control vitamin C levels in different varieties of ...

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Explore related interactives

QUIZ

Biotechnology quiz

Answer the questions in this quiz to find out how much you know about biotechnology.

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SLIDESHOW

Exploring the impacts of biotechnology on society – ...

Slideshow of images displaying various examples of different technologies. Use the Slideshow menu for further options, including view full screen, and go here for the download option.

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INTERACTIVE

Making cheese - first steps

This interactive explains the first steps in the process of making traditional Gouda cheese.Click on the labels to watch the videos and for more information. Find out more about the final steps ...

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