Breakthrough in Equitable Genomic Research: Wits University's New Benefit-Sharing Model

The University of the Witwatersrand (Wits) in Johannesburg has made headlines with a groundbreaking publication in Nature Communications, introducing a practical framework for sharing benefits from genomic research with participating communities. Titled "From urban NPOs to rural knowledge networks: applying benefit-sharing models to African genomics research," the paper details real-world applications from two studies conducted in South Africa. This initiative, born from an academic-industry partnership with US-based Variant Bio, addresses long-standing ethical concerns in biomedical research, particularly in Africa where genetic diversity is highest yet historically underrepresented.

Genomic research, which involves studying the complete set of DNA within an organism including humans, holds immense promise for precision medicine. However, past cases like that of Henrietta Lacks—whose cells were used without consent or compensation—highlight the need for reciprocity. In South Africa, Wits researchers are leading the charge to ensure communities are active partners, not just data sources.

The Power of Academic-Industry Partnerships at Wits

Wits University's collaboration with Variant Bio exemplifies how South African higher education institutions can leverage international funding to advance local research agendas. Variant Bio, focused on discovering therapies from exceptional health traits, fully funded the studies while committing 10% of budgets to community benefits. This aligns with their Affordable Medicines Pledge, ensuring future products remain accessible.

Key Wits units involved include the Medical Research Council/Wits Rural Public Health and Health Transitions Research Unit (Agincourt HDSS), Sydney Brenner Institute for Molecular Bioscience, and Developmental Pathways for Health Research Unit. Rural partners like DIMAMO Population Health Research Center in Limpopo and University of Limpopo add demographic surveillance expertise. Professor Michèle Ramsay, SBIMB director, notes, "African data has the potential for genuinely novel discovery."

Such partnerships are vital amid South Africa's research funding constraints. They not only secure resources but train postgraduates in ethics, community engagement, and genomics, positioning Wits as a leader in African higher education.

Case Study 1: Southern African Blood Regulatory (SABR) Study in Urban Soweto

The SABR study mapped blood regulatory variation among ~750 South Africans from three Bantu-speaking groups in Soweto, an urban township. Genetic data illuminates gene activity linked to blood traits, aiding global disease understanding.

Benefit-sharing here used non-profits (NPOs). Researchers surveyed 50 prior participants to identify needs, then vetted 30 proposals down to three: an aftercare center for children with cerebral palsy, a trauma counseling center, senior citizens' homes, and after-school reading/sports programs. Around US$40,000 was allocated, including water tanks (JoJos). Ward councilors verified selections, ensuring transparency without formal Community Advisory Boards (CABs).

This urban model succeeded due to Soweto's NPO ecosystem but faced challenges like narrowing choices and maintenance logistics.

Case Study 2: African Research on Kidney Disease (ARK) in Rural Settings

The ARK study, expanded to 925 participants, investigated kidney function genetics—the largest such effort in Africa. Rural sites included Agincourt HDSS (Mpumalanga, ~120,000 people across 31 villages) and DIMAMO (Limpopo, ~116,000 across 57 villages).

Rural benefit-sharing relied on knowledge networks: CABs nominated by forums consulting traditional councils, education authorities, and villagers. In Agincourt, lacking eligible NPOs, Wits Health Consortium managed funds for 55 JoJos across villages. DIMAMO selected NPOs via CABs/tribal authorities. ARK expansion distributed ~US$73,000 for school generators, projectors, printers, and WiFi in 65 schools.

These tangible aids—water access amid droughts, educational tools despite load-shedding—directly addressed community priorities.

Urban vs. Rural Benefit-Sharing: Tailored Flexibility

The model adapts to context: urban Soweto favored NPOs; rural sites used HDSS structures and consortia. Vetting criteria included registration, track record, sustainability, and no government conflicts. Processes involved surveys, rotating village meetings, transport reimbursements, and gender-balanced representation.

• Immediate financial benefits: Infrastructure like JoJos, generators.
• Non-monetary: Capacity building, training, knowledge dissemination.
• Long-term: Pledges for affordable medicines if commercialized.

Ngoni Ngwarai, lead author, emphasizes, "Communities identified organizations that best serve their needs."

Lessons Learned and Key Challenges

Success factors: Early discussions pre-recruitment, sustained engagement, transparent vetting. Challenges included stakeholder conflicts, patriarchal dynamics, COVID logistics, infrastructure (e.g., WiFi), and measuring impact. Ethical risks like coercion were mitigated by separating consent from benefits.

In Africa, where genomic data scarcity meets high diversity value, benefit-sharing counters exploitation fears. H3Africa guidelines stress reciprocity; WHO's 2024 equitable genomics guidance supports this.

Implications for South African Higher Education

For universities like Wits, this model boosts funding, enhances reputation, and fulfills social accountability. It trains students in ethical research, vital as SA faces youth unemployment and health burdens (e.g., kidney disease prevalence). Partnerships like AWI-Gen exemplify H3Africa's legacy, adding 1,000+ African genomes globally.

Broader impacts: Builds trust for future studies, positions SA in precision medicine, addresses funding gaps (NRF/DHET cuts). Other unis (UCT, Stellenbosch) can replicate via HDSS networks.

Future Outlook: Scaling Equitable Models Across Africa

Authors recommend flexible frameworks: community-led, sustainable, integrated with commercialization pledges. Variant Bio's million-dollar global sharing underscores scalability. For SA higher ed, this heralds ethical innovation hubs, attracting talent/investment.

Dr. Furahini Tluway states, "Benefit sharing reflects local priorities." As genomics evolves, Wits' model ensures Africa benefits from its own diversity.

Stakeholder Perspectives and Broader Context

Communities value infrastructure; researchers gain trust/recruitment ease. Variant Bio's ethics director Sarah LeBaron von Baeyer highlights collaboration's depth. In SA, amid NSFAS issues and protests, such models demonstrate universities' societal role.

Actionable Insights for Researchers and Institutions

• Start benefit discussions early.
• Use HDSS/CABs for rural; surveys/NPOs urban.
• Vet with clear criteria; plan sustainability.
• Integrate non-monetary benefits like training.

This Wits-led innovation sets a benchmark for ethical genomics in South African higher education.

Photo by Google DeepMind on Unsplash