Last checked at 
(Alliance News) - The following is a round-up of updates by London-listed companies, issued on Tuesday and not separately reported by Alliance News:
----------
NetScientific PLC - London-based life sciences and sustainability technology investment firm - Notes its portfolio company, PDS Biotechnology Corp, expanded its interim data in phase 2 clinical trial that investigates the PDS0101-based triple combination therapy in advanced human papillomavirus-positive cancers. "The expanded interim data investigating the PDS0101-based triple combination therapy in advanced HPV-positive cancers continue to appear to show clinical signs of efficacy, durability and safety in an extremely challenging patient population with very few available treatment options," PDS Biotechnology Chief Executive Officer Frank Bedu-Addo comments.
----------
Genflow Biosciences PLC - A london-based biotechnology company - Says its research and development programme in Estonian, which operates in collaboration with IVEX lab OU, received a non-dilutive grant award of EUR250,000 from the Applied Research Programme of Enterprise Estonia. "The grant will enhance Genflow's future therapeutic developments and boost the Company's pre-clinical drug discovery and research initiatives, aimed at assisting people to live longer, healthier lives," CEO & Founder Eric Leire comments.
----------
AfriTin Mining Ltd - technology metals mining company focused on Namibia - Finds "significant pegmatite intersections" in its Uis mine in Namibia. Finds up to 5.154% of tin and 0.94% lithium oxide. "The infill drill programme continues to deliver results that we believe confirm the scale and quality of the deposit. We look forward to upgrading our mineral resource estimate and bringing on tantalum and lithium by-product revenue streams alongside our existing tin production," CEO Anthony Viljoen comments.
----------
Pembridge Resources PLC - London-based copper-focused mining company - Gets part of the third instalment of repayments from Minto Metals Corp. Agrees to a revised schedule for the remaining payments due. Pembridge lent CAD4 million in total to Minto to fund Minto's surety account, in 2019 and 2020. The loan has an interest rate of 8%, and is due in quarterly instalments of CAD1 million over 2022.
----------
By Abby Amoakuh; abbyamoakuh@alliancenews.com
Copyright 2022 Alliance News Limited. All Rights Reserved.