Vaccine triallist Jo takes part in Teesside-made Novavax jab tests - and it feels 'so good' Jo Turnbull and her family all signed up to help in the fight against coronavirus Updated Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Jo Turnbull is among thousands of people who signed up to trials for the Novavax trials. The vaccine, trialed and set to be produced on Teesside, has been shown to be 89.3% effective in preventing coronavirus in participants.