Tiziana Life Sciences PLC (LON:TILS) (NASDAQ:TLSA) has said it is to “expedite development” of a drug that it believes could help COVID-19 patients with severe lung damage. The company’s TZLS-501 is a class of monoclonal antibody (mAb) called an anti-interleukin-6 receptor, or anti-IL6R for short. On-the-ground testing in China has revealed anti-IL6R mAbs, currently approved for rheumatoid arthritis, has a role to play in treating patients.

Greatland Gold PLC’s (LON:GGP) shares surged on Wednesday as the firm unveiled what it said were “outstanding drill results” from its Havieron project in Western Australia. The AIM-listed miner said the numbers represented “one of the best set of drilling results” at the project since its farm-in partner Newcrest began exploration at the site, with three holes reporting in excess of 400 gold gram-metres and one result reporting 500 gold gram-metres.

Europa Metals Ltd (LON:EUZ) has recorded its highest grades so far from the Toral project in north-west Spain in the latest two holes to be drilled. The drilling also confirmed a thick, high-grade zone outside the current confirmed resource area with grades of 17% zinc equivalent and a bumper section of more than 25% metal.

Touchstone Exploration Inc (LON:TXP) has released the latest impressive test results from the Cascadura-1ST1 well, in the Ortoire exploration block, which in aggregate has now delivered rates in excess of 10,000 barrels oil equivalent per day (boepd). Touchstone told investors that the test results support a possible initial production range of 7,750 to 9,700 boepd, including 1,100 to 1,400 barrels of gas liquids, which is significantly ahead of the company’s pre-drill expectations.

Gaming Realms PLC (LON:GMR) is launching its Slingo Originals content with Sky Betting & Gaming (SBG) in the UK and with DraftKings in the US state of New Jersey. Under the three-year deal with SBG, the mobile gambling games firm will make its Slingo Rainbow Riches content available on the platform’s Sky Vegas online casino, which will then be followed by a further roll-out of Slingo Originals content across other SBG sites. Meanwhile, under a separate three-year partnership with US digital sports entertainment and gaming firm DraftKings, Gaming Realms will provide Slingo Originals content for the company’s New Jersey site.

Immotion Group PLC (LON:IMMO) has sought to reassure investors around its continued trading amid the coronavirus outbreak, with the company’s chief executive saying the firm is “well placed” to deal with the crisis. In an update, the provider of ‘out of home’ virtual reality (VR) experiences said recent weekly trading patterns were in line with its expectations and that at this stage it had not seen “any overall impact” attributable to the virus.

RedX Pharma PLC (LON:REDX) remains on track to complete the re-started trial of its porcupine inhibitor cancer treatment by the second half of 2020. The firm recently rejected a takeover approach from a consortium led by biotech veteran Sam Waksal in favour of a new finance package from Redmile, a US healthcare investor. Redmile bought £1.3mln worth of RedX shares and provided £5mln debt funding and is putting together a £20mln convertible loan alongside European group Sofinnova partners. The news came as RedX posted results showing revenues in 2019 jumped to £3.1mln, with losses falling to £4.3mln, and cash at the year-end was £3.7mln.

88 Energy Ltd (LON:88E) has updated investors on the drilling operations for the Charlie-1 well, on Alaska’s North Slope. The well spud on 2 March and progress to date has seen the completion of the surface hole down to a depth of 3,500 feet, casing will now be set before the resumption of drilling.

OptiBiotix Health PLC (LON:OPTI) said it has modified its agreement with partner Sacco for its LPLDL cholesterol-lowering additive and extended it out to 2023. Instead of the original profit-sharing arrangement, it now becomes a manufacture and supply deal with pricing discounts for increasing sales volumes.

Red Rock Resources PLC (LON:RRR), the natural resource development company with interests in gold, manganese and minerals, is continuing to work on progressing its existing interests in the Democratic Republic of Congo, and reviewing new opportunities. In a statement, released after the market close on Tuesday, the company – which on 25 February 2020 announced that a new phase of exploration was to begin on the 80%-owned Luanshimba license in the country – said planning discussions have been held with its geological advisors to ensure the most cost-effective programme, and quotes for some of the geophysical work are awaited.

Norman Broadbent Group (LON:NBB) has announced the appointment of Stephen James Smith as the company’s new chief financial officer and chief operating officer. Smith succeeds Will Gerrand who recently decided to pursue other business interests, but, will remain with the company for a transition period.

Oracle Power PLC (LON:ORCP) told investors it has received strong support for its development of the Thar coal project It was copied into a letter from the Minister of Energy for the government of Sindh to the chairman of the China Pakistan Economic Corridor (CPEC) authority which reflects the sentiments of recent talks in Karachi. The letter confirms “continued and strong support” for the project, along with approval of a letter of intent from the private power and infrastructure board.

Anglo Asian Mining PLC (LON:AAZ) has outlined its guidance for the 2020 financial year, projecting production in the range of 75,000 to 80,000 gold equivalent ounces. Based on current metal prices, the company said it expected revenue to significantly increase to over US$100mln. “Once again, 2020 is set to be another year of solid performance from Anglo Asian Mining,” said chief executive Reza Vaziri.

Corero Network Security PLC (LON:CNS) has said it will announce its results for the year ended 31 December 2019 on Monday, 6 April 2020.

e-therapeutics PLC (LON:ETX), the drug discovery company, said it will announce its results for the year ended 31 January 2020 on Tuesday 17 March 2020.