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Government institution · Dar es Salaam · Tanzania

Government Chemist Laboratory Agency

gcla.go.tzROR OpenAlex
Research works
16
▼ 15% vs 2018-21
Citations
182
11.2 per fractional work
Top-10% rate
6.9%
all institutions 10.0%
Open access
86%
world 40%
International
22%
world 18%
Government Chemist Laboratory Agency

Not ranked overall: Government Chemist Laboratory Agency is under the volume floor below which a citation excellence rate is noise. Not ranked is not the same as ranked last.

Which fields of science does Government Chemist Laboratory Agency work in?

In all years, 32% of research at Government Chemist Laboratory Agency is in Life Sciences, 25% in Social Sciences. Its largest fields are Medicine (21%), Agricultural and Biological Sciences (16%), Biochemistry, Genetics and Molecular Biology (13%). It does 1.5× the world's share of Life Sciences.

Life Sciences: 5 fractional works · 31.8% of its workAgricultural and Biological Sciences: 3 fractional works · 16.1% of its workFood Science: 1 fractional works · 6.4% of its workPlant Science: 1 fractional works · 6.0% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 2.0% of its workForestry: 0 fractional works · 1.7% of its workBiochemistry, Genetics and Molecular Biology: 2 fractional works · 13.1% of its workGenetics: 1 fractional works · 6.9% of its workMolecular Biology: 1 fractional works · 6.2% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 2.6% of its workToxicology: 0 fractional works · 2.0% of its workPharmacology: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 4 fractional works · 25.1% of its workBusiness, Management and Accounting: 1 fractional works · 8.2% of its workManagement Information Systems: 0 fractional works · 3.1% of its workOrganizational Behavior and Human Resource Management: 0 fractional works · 3.1% of its workStrategy and Management: 0 fractional works · 2.0% of its workDecision Sciences: 1 fractional works · 8.2% of its workStatistics, Probability and Uncertainty: 1 fractional works · 4.1% of its workInformation Systems and Management: 0 fractional works · 2.0% of its workManagement Science and Operations Research: 0 fractional works · 2.0% of its workSocial Sciences: 1 fractional works · 7.6% of its workSociology and Political Science: 1 fractional works · 5.1% of its workCommunication: 0 fractional works · 1.1% of its workSafety Research: 0 fractional works · 1.1% of its workHealth: 0 fractional works · 0.4% of its workArts and Humanities: 0 fractional works · 1.1% of its workArcheology: 0 fractional works · 1.1% of its workHealth Sciences: 4 fractional works · 21.8% of its workMedicine: 3 fractional works · 21.1% of its workPhysiology: 1 fractional works · 3.6% of its workOncology: 1 fractional works · 3.5% of its workEpidemiology: 1 fractional works · 3.2% of its workComplementary and alternative medicine: 0 fractional works · 2.7% of its workPublic Health, Environmental and Occupational Health: 0 fractional works · 2.4% of its workInfectious Diseases: 0 fractional works · 2.1% of its workPulmonary and Respiratory Medicine: 0 fractional works · 1.5% of its workPharmacology: 0 fractional works · 1.1% of its workPathology and Forensic Medicine: 0 fractional works · 0.7% of its workRadiology, Nuclear Medicine and Imaging: 0 fractional works · 0.4% of its workHealth Professions: 0 fractional works · 0.7% of its workGeneral Health Professions: 0 fractional works · 0.7% of its workPhysical Sciences: 3 fractional works · 21.3% of its workEnvironmental Science: 1 fractional works · 9.0% of its workPollution: 1 fractional works · 3.8% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 2.7% of its workEcology: 0 fractional works · 1.4% of its workWater Science and Technology: 0 fractional works · 1.1% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 1 fractional works · 4.1% of its workOrganic Chemistry: 0 fractional works · 2.0% of its workSpectroscopy: 0 fractional works · 2.0% of its workSmaller subfields together: 0 fractional works · 0.1% of its workComputer Science: 0 fractional works · 3.1% of its workArtificial Intelligence: 0 fractional works · 2.0% of its workInformation Systems: 0 fractional works · 1.1% of its workEngineering: 0 fractional works · 2.5% of its workBiomedical Engineering: 0 fractional works · 1.4% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 1.1% of its workMathematics: 0 fractional works · 1.5% of its workStatistics and Probability: 0 fractional works · 1.5% of its workMaterials Science: 0 fractional works · 1.1% of its workBiomaterials: 0 fractional works · 1.1% of its workALL ITS WORKGovernmentChemist…16fractional works, all years
Life Sciences32%Physical Sciences21%Health Sciences22%Social Sciences25%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 15 fields, with their numbers
    1. Agricultural and Biological Sciences316.1%
    2. Biochemistry, Genetics and Molecular Biology213.1%
    3. Pharmacology, Toxicology and Pharmaceutics02.6%
    1. Business, Management and Accounting18.2%
    2. Decision Sciences18.2%
    3. Social Sciences17.6%
    4. Arts and Humanities01.1%
    1. Medicine321.1%
    2. Health Professions00.7%
    1. Environmental Science19.0%
    2. Chemistry14.1%
    3. Computer Science03.1%
    4. Engineering02.5%
    5. Mathematics01.5%
    6. Materials Science01.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 2.08× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.88× its world share, 1 worksBiochemistry, Geneti…Computer Science: 0.42× its world share, 0 worksComputer ScienceEngineering: 0.22× its world share, 0 worksEngineeringEnvironmental Science: 5.08× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.94× its world share, 0 worksMaterials ScienceMedicine: 1.31× its world share, 1 worksMedicineArts and Humanities: 1.14× its world share, 0 worksArts and HumanitiesSocial Sciences: 0.88× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Environmental Science, 5.1×. Every wedge is a field page.

All 9 fields, with their numbers
  1. Environmental Science5.08×1 works
  2. Biochemistry, Genetics and Molecular Biology2.88×1 works
  3. Agricultural and Biological Sciences2.08×0 works
  4. Medicine1.31×1 works
  5. Arts and Humanities1.14×0 works
  6. Materials Science0.94×0 works
  7. Social Sciences0.88×1 works
  8. Computer Science0.42×0 works
  9. Engineering0.22×0 works

What are the most cited papers from Government Chemist Laboratory Agency?

The most cited paper from Government Chemist Laboratory Agency is "Inhibition mechanisms of hemoglobin, immunoglobulin G, and whole blood in digital and real-time PCR" (Maja Sidstedt, Johannes Hedman, Erica L. Romsos et al., 2018), with 241 citations. Next come "Inventory of plants used in traditional medicine in Tanzania. I. Plants of the families acanthaceae-cucurbitaceae" (127) and "Knowledge, Perceived Risk and Utilization of Prostate Cancer Screening Services among Men in Dar Es Salaam, Tanzania" (44).

Most cited papers
#PaperReleasedCitations
1 Inhibition mechanisms of hemoglobin, immunoglobulin G, and whole blood in digital and real-time PCR Maja Sidstedt, Johannes Hedman, Erica L. Romsos et al. · Analytical and Bioanalytical Chemistry Open access 4 Mar 2018 241
2 Inventory of plants used in traditional medicine in Tanzania. I. Plants of the families acanthaceae-cucurbitaceae Inga Hedberg, Olov Hedberg, Posanyi J. Madati et al. · Journal of Ethnopharmacology Jul 1982 127
3 Knowledge, Perceived Risk and Utilization of Prostate Cancer Screening Services among Men in Dar Es Salaam, Tanzania Fidelis Charles Bugoye, Germana Henry Leyna, Kåre Moen et al. · Prostate Cancer Open access 3 Dec 2019 44
4 In vivo antiplasmodial and toxicological effect of Maytenus senegalensis traditionally used in the treatment of malaria in Tanzania Hamisi M. Malebo, Victor Enock Wiketye, Shaaban J Katani et al. · Malaria Journal Open access 13 Feb 2015 44
5 Determination of Levels of Organochlorine, Organophosphorus, and Pyrethroid Pesticide Residues in Vegetables from Markets in Dar es Salaam by GC-MS John A.M. Mahugija, Farhat A. Khamis, Esther Hellen Jason Lugwisha · International Journal of Analytical Chemistry Open access 2017 34
All 30 most cited papers, with filters and sorting

Which research topics does Government Chemist Laboratory Agency publish most on?

By volume in 2022-now: Heavy metals in environment, Forensic and Genetic Research, Heavy Metal Exposure and Toxicity and Pharmaceutical and Antibiotic Environmental Impacts.

Heavy metals in environm…0Heavy metals in environment: 0 fractional worksForensic and Genetic Res…0Forensic and Genetic Research: 0 fractional worksHeavy Metal Exposure and…0Heavy Metal Exposure and Toxicity: 0 fractional worksPharmaceutical and Antib…0Pharmaceutical and Antibiotic Environmental Impacts: 0 fractional worksMolecular Biology Techniques and Applications: 0 fractional worksGinkgo biloba and Cashew Applications: 0 fractional worksMycotoxins in Agricultur…0Mycotoxins in Agriculture and Food: 0 fractional worksWheat and Barley Genetics and Pathology: 0 fractional worksPrivacy, Security, and Data Protection: 0 fractional worksBiofuel production and b…0Biofuel production and bioconversion: 0 fractional works
PollutionGeneticsHealth, Toxicology and MutagenesisMolecular Biology4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Heavy metals in environment Pollution 0 works
  2. 2 Forensic and Genetic Research Genetics 0 works
  3. 3 Heavy Metal Exposure and Toxicity Health, Toxicology and Mutagenesis 0 works
  4. 4 Pharmaceutical and Antibiotic Environmental Impacts Pollution 0 works
  5. 5 Molecular Biology Techniques and Applications Molecular Biology 0 works
  6. 6 Ginkgo biloba and Cashew Applications Complementary and alternative medicine 0 works
  7. 7 Mycotoxins in Agriculture and Food Plant Science 0 works
  8. 8 Wheat and Barley Genetics and Pathology Plant Science 0 works
  9. 9 Privacy, Security, and Data Protection Sociology and Political Science 0 works
  10. 10 Biofuel production and bioconversion Biomedical Engineering 0 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available85.6%not open14.4%

World: 40% of research is openly available.

with international co-authors21.7%domestic only78.3%

World: 18% is written across borders.

How has Government Chemist Laboratory Agency's research output changed?

Output in 2022-2025 was 15% lower than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Government Chemist Laboratory Agency as a percentage of every work published that year, 0.000015% in 2024.

still counting0.00020%0.00040%Government Chemist Laboratory Agency0.000023% in 202519801990200020102020

Fractional works of Government Chemist Laboratory Agency over all fractional works that year. How the balance of science has shifted.

Other research institutions in Dar es Salaam

All research institutions in Dar es Salaam

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

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