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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

Plasma kynurenine/tryptophan ratio as a sensitive blood-based diagnostic tool for tuberculosis: a diagnostic accuracy study among children living with HIV

2026Frontiers in MicrobiologyJournalOpen access

10.3389/fmicb.2026.1898324 Full text0 citations

Authors

13 authors across 9 institutions in 6 countries.

Clement G. Adu-GyamfiFirst author
Lillian Makhathini
- National Health Laboratory Service (ZA)
Santiago C. Longlax
Alexandra Portillo Varela
Karine Scheuermaier
- University of the Witwatersrand (ZA)
Ntsiki Sikhondze
- Baylor College of Medicine Children’s Foundation (UG)
Kennedy Otwombe
- Perinatal HIV Research Unit (ZA)

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Tryptophan and brain disorderslevel 3 · 0.57
Tuberculosis Research and Epidemiologylevel 3 · 0.18
Vitamin D Research Studieslevel 3 · 0.06

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 8, 2026
2026 · Frontiers in Microbiology · 0 citations
https://openalex.org/W7204163623

Andrew A. Adjei

Korle Bu Teaching Hospital (GH)

as printed: Andrew Anthony Adjei

Neil Martinson

Perinatal HIV Research Unit (ZA)

Alex Kay

Baylor College of Medicine Children’s Foundation (UG)

Andrew R. DiNardo

Anna M. Mandalakas

Melinda SuchardSenior author

University of the Witwatersrand (ZA)

Plasma kynurenine/tryptophan ratio as a sensitive blood-based diagnostic tool for tuberculosis: a diagnostic accuracy study among children living with HIV · Sankore