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13 May 2025 | Story André Damons | Photo Supplied
Prof Martin Nyaga
Prof Martin Nyaga, Full Professor in the Division of Virology and Head of the Next Generation Sequencing Unit (UFS-NGS Unit) at the University of the Free State.

Prof Martin Nyaga, an NRF B-Rated Full Professor in the Division of Virology and Head of the Next Generation Sequencing (UFS-NGS) Unit at the University of the Free State (UFS), has been selected as one of the cohort II fellows of the prestigious Calestous Juma Science Leadership Fellowship

Prof Nyaga, who is one of 12 individuals from six African countries (Ethiopia, Ghana, Kenya, Malawi, South Africa, and Zambia) selected to this cohort, says he is profoundly honoured. Through the prestigious fellowship, inspired by Professor Juma’s visionary legacy, he envisions advancing Africa’s capacity to combat infectious diseases by developing robust, mNGS-based surveillance systems that detect and characterise emerging pathogens early enough.

“The opportunity to join a cohort of exceptional African scientists, united by a shared commitment to addressing global health challenges, is both humbling and inspiring. I feel a deep sense of responsibility to uphold the fellowship’s mission of fostering sustainable development through cutting-edge research and policy engagement, particularly in the context of my work on genomic disease surveillance. 

“I am deeply inspired by Professor Calestous Juma’s legacy of harnessing science for sustainable development, and I am committed to embodying his optimism and interdisciplinary approach. The fellowship represents a transformative platform to advance scientific innovation and leadership in Africa. I would like to extend my gratitude to the Gates Foundation for this opportunity, and I look forward to contributing to a transformative era of African scientific leadership,” says Prof Nyaga.

 

Advantages of the Fellowship

The Calestous Juma Science Leadership Fellowship focuses on bringing together accomplished innovators to form a community of global health opinion shapers and influencers. The programme provides targeted professional development to support fellows as they expand their networks, amplify their voices, and continue to build and strengthen a dynamic, resilient research & development (R&D) ecosystem that changes the lives of people living not only in Africa but around the world.

Among the new cohort are experts in virology (including HIV and rota), bacteriology (including TB and strep), immunology, malaria, modelling, maternal immunisation, epidemiology, chemistry, drug discovery and development, vaccine discovery, clinical trials, and controlled human infection models to name just a few examples. 

According to Prof Nyaga, Director of a WHO Collaborating Centre for Vaccine Preventable Diseases (VPD) Surveillance and Pathogen Genomics, selection for the Fellowship is a rigorous and competitive process, designed to identify African scientists with exceptional research portfolios and leadership potential. Candidates are typically invited based on their established track record in transformative science, as well as their ability to anchor health and R&D initiatives within their communities. Successful applicants are evaluated for their scientific excellence, interdisciplinary networks, and commitment to mentoring the next generation of African scientists, aligning with the fellowship’s holistic view of leadership.

The NRF B3-rated scientist says he is eager to engage with the fellowship’s vibrant community of scientists from multiple African countries, fostering collaborations that amplify our collective impact on global health. He anticipates benefiting from the fellowship’s non-scientific training in communication, policy engagement, and institution strengthening. Participating in networking opportunities will broaden his perspectives and strengthen his capacity to drive innovative solutions in Africa’s genomic R&D ecosystem.

“I believe my work in pathogen surveillance research using genomics, aligns closely with the fellowship's objectives. As a fellow, I bring a wealth of experience in leading multi-country projects, establishing regional collaborations, and fostering capacity development through training and mentorship. 

“In addition, my ongoing work at the UFS-NGS Unit, including projects on enteric and respiratory virus surveillance, vaccine monitoring and efficacy using next generation sequencing, which will enrich discussions on public health. Conversely, the fellowship will enhance my scientific development by providing advanced training in leadership and policy advocacy, enabling me to translate research findings into actionable health policies. This synergy will elevate my capacity to lead transformative R&D initiatives and mentor future African scientists.” 

 

Contributing to the betterment of people 

Prof Nyaga believes his research on vaccine efficacy and metagenomics of gut and respiratory virome will contribute to the betterment of not only Africans, but also people around the world by informing targeted interventions in vaccine efficacy monitoring and development. This research will also contribute to the reduction of morbidity and mortality applicable to enteric and respiratory infections in vulnerable populations. 

Furthermore, he explains, the fellowship’s emphasis on networking and policy engagement will amplify these efforts, enabling him to advocate for evidence-based health policies across Africa. Globally, their collective work as Calestous Juma Science Leadership fellows will strengthen the R&D ecosystem, fostering innovation that addresses pandemic preparedness and other health challenges. By building resilient scientific communities, the fellowship will contribute to sustainable development, improving lives in Africa and beyond.

News Archive

Mineral named after UFS professor
2017-09-29

Description: Mineral tredoux Tags: International Mineralogical Association, tredouxite, Prof Marian Tredoux, Department of Geology, Barberton 

Tredouxite (white) intergrown with bottinoite (light grey),
a complex hydrous alteration product. The large host
minerals are nickel-rich silicate (grey), maybe willemseite,
and the spinel trevorite (dark grey).


More than five thousand minerals have been certified by the International Mineralogical Association (IMA). One of these minerals, tredouxite, was recently named after an academic at the University of the Free State (UFS). 

Tredouxite was named after Prof Marian Tredoux, an associate professor in the Department of Geology, to acknowledge her close to 30 years’ commitment to figuring out the geological history of the rock in which this mineral occurs. The name was chosen by the team which identified the new mineral, consisting of Dr Federica Zaccarini and Prof. Giorgio Garuti from the University of Leoben, Austria, Prof. Luca Bindi from the University of Florence, Italy, and Prof. Duncan Miller from the UFS. 

They found the mineral in the abovementioned rock from the Barberton region in Mpumalanga, in May 2017.

In the past, a mineral was also named after Marie Curie
With the exception of a few historical (pre-1800) names, a mineral is typically named either after the area where it was first found, or after its chemical composition or physical properties, or after a person. If named after a person, it has to be someone who had nothing to do with finding the mineral.

Prof Tredoux said: “As of 19 September 2017, 5292 minerals had been certified by IMA. Of these, 81 were named after women, either singly or with a near relation. Marie Curie is named twice: sklodowskite (herself) and curite (plus husband). Most of the named women are Russian geoscientists.”

Another way to assess the rarity of such a naming is to consider that fewer than 700 minerals have been named after people. Given that there are by now seven billion people on the planet, it means that a person who is granted a mineral name becomes one in 10 million of the people alive today to be honoured in such a way. To date, over a dozen minerals had been named after South Africans, three of them after women (including tredouxite).

It contains nickel, antimony and oxygen
The chemical composition of tredouxite is NiSb2O6 (nickel antimony oxide). This makes it the nickel equivalent of the magnesium mineral bystromite (MgSb2O6), described in the 1950s from the La Fortuna antimony mine in Mexico.  

“This announcement is of great academic importance: the discovery by the Italian team of a phase with that specific chemical composition will undoubtedly help me and my co-workers to better understand the origin of the rock itself,” she said. She also expressed the hope that it may raise interest in the Department of Geology and the UFS as a whole, by highlighting that world-class research is being done at the department. 

The announcement of this new mineral was published on the International Mineralogical Association Commission on New Minerals, Nomenclature and Classification website, the Mineralogical Magazine and the European Journal of Mineralogy.

 

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