Proactive news headlines: Argo Blockchain, Tiziana Life Sciences, Scancell, Avation...

Argo Blockchain PLC said it is the first publicly-traded cryptocurrency miner to become climate positive from scope one, two and greenhouse gas (GHG) emissions from the value chain associated with its mining operations. A peer reviewed scientific article has underscored the potential of Tiziana Life Sciences PLC’s monoclonal antibody nasal spray in people with mild-to-moderate Covid. Remote Monitored Systems PLC chairman Antony Legge highlighted that attention has returned to the core business of developing innovative solutions using the company's patented nano-production capability.  Canadian Overseas Petroleum Ltd told investors that the acquired Atomic Oil and Gas assets are performing significantly ahead of expectations. Shield Therapeutics PLC said in its half-year results that the focus in the second half will be on the roll-out of its Accrufer iron deficiency therapy in the US. Scancell Holdings PLC said it will use PharmaJet’s needle-free technology to administer Covid vaccine candidates SCOV1 and SCOV2 in its COVIDITY phase I clinical trial. Sunrise Resources PLC reported positive test results from recent commercial concrete pours using natural pozzolan from its CS pozzolan-perlite deposit in Nevada, US. Tirupati Graphite PLC has agreed to buy strategic graphite projects in Mozambique from ASX-listed Battery Minerals Ltd for A$12.5mln (£6.6mln) in a cash and shares deal. Ariana Resources PLC said drilling results confirmed the opportunity to expand the open-pit at the Arzu South area of the Kiziltepe gold-silver mine in western Turkey. SEED Innovations Ltd said Eurox Group, in which it has an 8.85% stake, has launched its own brand of "made in Germany" full-spectrum medical cannabis extracts. Karelian Diamonds said it will be presenting via the Shares and AJ Bell investor evening webinar on 17 August 2021.  Avation PLC announced that board member Dr Stephen Fisher purchased US$200,000 in aggregate nominal value of Avation Capital SA 8.25% senior notes due 2026 issued under the company's global medium term note programme. The notes were purchased through the market at a price of 83% of nominal value. Trident Royalties Plc announced that chairman Paul Smith and non-executive director Peter Bacchus both bought shares in the company. Smith topped up his holdings in the company with the purchase of 775,000 ordinary shares on market at a price of 34p apiece, worth £263,500 before costs while Bacchus purchased £59,500-worth at the same price.