| 10th Feb 2020 2:01 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 10th Feb 2020 11:05 am | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 10th Feb 2020 11:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 7th Feb 2020 4:40 pm | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 7th Feb 2020 4:35 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 7th Feb 2020 9:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 7th Feb 2020 7:00 am | RNS | Update on novel coronavirus test | 
                                                                            
                                            | 5th Feb 2020 11:05 am | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 5th Feb 2020 11:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 3rd Feb 2020 4:45 pm | RNS | Liquidity Agreement and Total Voting Rights | 
                                                                            
                                            | 3rd Feb 2020 11:05 am | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 3rd Feb 2020 11:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 3rd Feb 2020 9:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 31st Jan 2020 6:15 pm | RNS | Exercise of Warrants and Issue of Equity | 
                                                                            
                                            | 31st Jan 2020 7:00 am | RNS | Launch of novel coronavirus test | 
                                                                            
                                            | 28th Jan 2020 7:00 am | RNS | Full Year Trading and Operational Update | 
                                                                            
                                            | 17th Jan 2020 7:00 am | RNS | Primerdesign partners with VGS Group in France | 
                                                                            
                                            | 2nd Jan 2020 10:30 am | RNS | Liquidity Agreement Update and Total Voting Rights | 
                                                                            
                                            | 27th Dec 2019 7:00 am | RNS | Completion of NOVAprep® business sale | 
                                                                            
                                            | 2nd Dec 2019 2:16 pm | RNS | Liquidity Agreement and Total Voting Rights | 
                                                                            
                                            | 6th Nov 2019 7:00 am | RNS | New term loan and termination of bond facility | 
                                                                            
                                            | 1st Nov 2019 1:30 pm | RNS | Liquidity Agreement and Total Voting Rights | 
                                                                            
                                            | 7th Oct 2019 7:00 am | RNS | Molecular respiratory panel ready for US market | 
                                                                            
                                            | 3rd Oct 2019 4:15 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 1st Oct 2019 2:30 pm | RNS | Liquidity Agreement and Total Voting Rights | 
                                                                            
                                            | 27th Sep 2019 3:23 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 26th Sep 2019 7:00 am | RNS | Half Year Results | 
                                                                            
                                            | 25th Sep 2019 3:46 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 23rd Sep 2019 1:00 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 18th Sep 2019 2:45 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 12th Sep 2019 3:00 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 11th Sep 2019 5:00 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 2nd Sep 2019 1:00 pm | RNS | Liquidity Agreement and Total Voting Rights | 
                                                                            
                                            | 28th Aug 2019 5:00 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 27th Aug 2019 7:00 am | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 12th Aug 2019 4:45 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 7th Aug 2019 11:00 am | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 2nd Aug 2019 3:00 pm | RNS | Conversion of Loan Notes | 
                                                                            
                                            | 2nd Aug 2019 2:00 pm | RNS | Change of Adviser | 
                                                                            
                                            | 1st Aug 2019 10:45 am | RNS | Liquidity Agreement and Total Voting Rights |