Human African trypanosomiasis

WHO Human African Trypanosomiasis Specimen Bank

Year Started: 2008

Donors were classified in controls, patients and suspects following serological and parasitological test such as CATT test, thick smear, Woo Test, mAECT, direct and doble centrifugation test for CSF, parasite examination in lymph nodes. Clinical data such as signs and symptoms and samples of serum, plasma, buffy coat cells, saliva, urine, and cerebrospinal fluid (CSF) were collected from donors.



Access:
Open to applicants
Type:
Disease specific
Status:
Completed
Consent restrictions:
Genetic analysis restriction


Associated Data Type Procurement Timeframe
Clinical records > 6 months
Followup records > 6 months
Pre-analytical data 0 - 3 months
Treatment records 3 - 6 months
Microbiological results 0 - 3 months


Both sexes

Young adult (18 - 40 years)

1001 - 3000 donors

Material Type Extraction Procedure Storage Temperature Preservation Type Microscopic Assessment % of Sample Set
Serum -85°C to -60°C Not applicable 0 - 10%
Plasma (single spun) -85°C to -60°C Not applicable 0 - 10%
Cerebrospinal fluid -85°C to -60°C Not applicable 0 - 10%
Buffy coat -85°C to -60°C Not applicable 0 - 10%
Saliva -85°C to -60°C Not applicable 0 - 10%
Urine (random) -85°C to -60°C Not applicable 0 - 10%


Both sexes

Adolescent (12 - 18 years)

11 - 100 donors

Material Type Extraction Procedure Storage Temperature Preservation Type Microscopic Assessment % of Sample Set
Plasma (single spun) -85°C to -60°C Not applicable 0 - 10%
Serum -85°C to -60°C Not applicable 0 - 10%
Buffy coat -85°C to -60°C Not applicable 0 - 10%
Cerebrospinal fluid -85°C to -60°C Not applicable 0 - 10%
Saliva -85°C to -60°C Not applicable 0 - 10%
Urine (first morning) -85°C to -60°C Not applicable 0 - 10%


Both sexes

Adult (> 40 years)

1001 - 3000 donors

Material Type Extraction Procedure Storage Temperature Preservation Type Microscopic Assessment % of Sample Set
Serum -85°C to -60°C Not applicable 0 - 10%
Plasma (single spun) -85°C to -60°C Not applicable 0 - 10%
Saliva -85°C to -60°C Not applicable 0 - 10%
Buffy coat -85°C to -60°C Not applicable 0 - 10%
Cerebrospinal fluid -85°C to -60°C Not applicable 0 - 10%
Urine (random) -85°C to -60°C Not applicable 0 - 10%