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Hire Dr. Karen C.

South Africa

USD 50 /hr

Scientist and writer (10+ years of experience)

Profile Summary

I am currently a scientist specializing in the chemical analysis of biological samples using ion beam analysis for application in diverse and interdisciplinary fields. I obtained my PhD and MSc (cum laude) in Microbiology at Stellenbosch University and have extensive experience in research, writing, publishing, lecturing, and mentoring. My skill set include: excellent conceptual, planning, organizational, coordinating, management, leadership, time management, and administrative; research processes, methodologies/designs, techniques, monitoring and evaluation, and data analytical; excellent verbal and written communication; excellent teaching/supervision and tutoring/mentoring; excellent interpersonal, team work, and client orientated; as well as advanced computer skills (word processing, formatting, excel and spreadsheets; statistical and other software packages; internet databases; and file management).

Subject Matter Expertise

• ☆ Analytical Chemistry
• ☆ Environmental Chemistry

Services

• Writing
• Research
• Consulting
• Data & AI

Writing Clinical Trial Documentation, Technical Writing, Newswriting

Research Feasibility Study, Systematic Literature Review, Secondary Data Collection

Consulting Scientific and Technical Consulting

Data & AI Statistical Analysis, Data Visualization

Work Experience

Researcher

iThemba LABS

January 2014 - Present

Module convener and lecturer

Stellenbosch University

January 2010 - December 2013

Research

Stellenbosch University

February 2008 - December 2013

Education

PhD (Microbiology)

Stellenbosch University

December 2005 - December 2010

Certifications

• Certification details not provided.

Publications

JOURNAL ARTICLE

K.J. Cloete, Ž. Šmit, R. Minnis-Ndimba, P. Vavpetič, A. du Plessis, S.G. le Roux, P. Pelicon(2019). Physico-elemental analysis of roasted organic coffee beans from Ethiopia, Colombia, Honduras, and Mexico using X-ray micro-computed tomography and external beam particle induced X-ray emission . Food Chemistry: X. p. 100032. Elsevier {BV}

Talia Y. Mandoreba, Karen J. Cloete, Roya Minnis‐Ndimba, Olga L. Kupika(2018). A Novel Application of a Cryosectioning Technique to Aid Scat Hair Microanalysis . Journal of Forensic Sciences. 64. (4). p. 1181--1186. Wiley

Karen J. Cloete, Boštjan Jenčič, Žiga Šmit, Mitja Kelemen, Kwezikazi Mkentane, Primož Pelicon(2017). Detection of lithium in scalp hair by time-of-flight secondary ion mass spectrometry with high energy ({MeV}) primary ions . Anal. Methods. 9. (36). p. 5249--5253. Royal Society of Chemistry ({RSC})

Ndimba, R., Cloete, K., Mehlo, L., Kossmann, J., Mtshali, C., Pineda-Vargas, C.(2016). Using ICP and micro-PIXE to investigate possible differences in the mineral composition of genetically modified versus wild-type sorghum grain . Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms.

Koosaletse-Mswela, P., Przybyłowicz, W.J., Cloete, K.J., Barnabas, A.D., Torto, N., Mesjasz-Przybyłowicz, J.(2015). Quantitative mapping of elemental distribution in leaves of the metallophytes Helichrysum candolleanum, Blepharis aspera, and Blepharis diversispina from Selkirk Cu-Ni mine, Botswana . Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 363. p. 188-193.

Thomas, E., Cloete, K.J., Kidd, M., Lategan, H.(2015). A decentralised model of psychiatric care: Profile, length of stay and outcome of mental healthcare users admitted to a district-level public hospital in the Western Cape . South African Journal of Psychiatry. 21. (1). p. 8-12.

Connell, A., Koen, L., Niehaus, D., Cloete, K.J., Jordaan, E., Botha, U.(2014). Religious Delusions in a Xhosa Schizophrenia Population . Journal of Religion and Health. 54. (5). p. 1555-1562.

Fjeldheim, C.B., Nöthling, J., Pretorius, K., Basson, M., Ganasen, K., Heneke, R., Cloete, K.J., Seedat, S.(2014). Trauma exposure, posttraumatic stress disorder and the effect of explanatory variables in paramedic trainees . BMC Emergency Medicine. 14. (1).

Roos, T.C., Niehaus, D.J.H., Leppänen, J.M., Ras, J., Cloete, K.J., Jordaan, E., Koen, L.(2014). Facial affect recognition and exit examination performance in medical students: A prospective exploratory study . BMC Medical Education. 14. (1).

Van Den Heuvel, L., Chishinga, N., Kinyanda, E., Weiss, H., Patel, V., Ayles, H., Harvey, J., Cloete, K.J., Seedat, S.(2013). Frequency and correlates of anxiety and mood disorders among TB- and HIV-infected Zambians . AIDS Care - Psychological and Socio-Medical Aspects of AIDS/HIV. 25. (12). p. 1527-1535.

Luckhoff, M., Jordaan, E., Swart, Y., Cloete, K.J., Koen, L., Niehaus, D.J.H.(2013). Retrospective review of trends in assaults and seclusion at an acute psychiatric ward over a 5-year period . Journal of Psychiatric and Mental Health Nursing. 20. (8). p. 687-695.

Morris, T., Naidoo, P., Cloete, K.J., Harvey, J., Seedat, S.(2013). No association between cumulative traumatic experiences and sex in risk for posttraumatic stress disorder among human immunodeficiency virus-positive adults . Journal of Nervous and Mental Disease. 201. (6). p. 504-509.

Frank-Schultz, F., Frank-Schultz, F., Naidoo, P., Cloete, K.J., Seedat, S.(2012). The child posttraumatic stress disorder checklist in a sample of South African Youth: Establishing factorial validity . Journal of Nervous and Mental Disease. 200. (8). p. 692-698.

Lachman, A., Cloete, K.J., Kidd, M., Schoeman, R.(2012). The clinical utility and cost effectiveness of routine thyroid screening in adult psychiatric patients presenting at Stikland hospital, cape town, South Africa . African Journal of Psychiatry (South Africa). 15. (1). p. 36-41.

Govender, R.C., Oosthuizen, P., Cloete, K.J.(2011). Diagnostic outcome of patients referred to psychiatry with medically unexplained symptoms: A retrospective study . African Journal of Psychiatry (South Africa). 14. (1). p. 45-49.

Reeb, D., Best, P.B., Botha, A., Cloete, K.J., Thornton, M., Mouton, M.(2010). Fungi associated with the skin of a southern right whale (Eubalaena australis) from South Africa . Mycology. 1. (3). p. 155-162.

Cloete, K.J., Przybylowicz, W.J., Mesjasz-Przybylowicz, J., Barnabas, A.D., Valentine, A.J., Botha, A.(2010). Micro-particle-induced X-ray emission mapping of elemental distribution in roots of a Mediterranean-type sclerophyll, Agathosma betulina (Berg.) Pillans, colonized by Cryptococcus laurentii . Plant, Cell and Environment. 33. (6). p. 1005-1015.

Vos, P., Cloete, K., le Roux, A., Kidd, M., Jordaan, G.(2010). A retrospective review of trends and clinical characteristics of methamphetamine-related acute psychiatric admissions in a South African context . African Journal of Psychiatry (South Africa). 13. (5). p. 390-394.

Cassimjee, N., Fouche, J.-P., Burnett, M., Lochner, C., Warwick, J., Dupont, P., Stein, D.J., Cloete, K.J., Carey, P.D.(2010). Changes in regional brain volumes in social anxiety disorder following 12 weeks of treatment with escitalopram . Metabolic Brain Disease. 25. (4). p. 369-374.

Cloete, K.J., Valentine, A.J., Botha, A.(2010). Effect of the soil yeast Cryptococcus laurentii on the photosynthetic water and nutrient-use efficiency and respiratory carbon costs of a Mediterranean sclerophyll, Agathosma betulina (Berg.) Pillans . Symbiosis. 51. (3). p. 245-248.

Cloete, K.J., Valentine, A.J., Stander, M.A., Blomerus, L.M., Botha, A.(2009). Evidence of symbiosis between the soil yeast cryptococcus laurentii and a sclerophyllous medicinal shrub, agathosma betulina (berg.) pillans . Microbial Ecology. 57. (4). p. 624-632.

Cloete, K.J., Valentine, A.J., Blomerus, L.M., Botha, A., Pèrez-Fernández, M.A.(2007). Nutritional effects of indigenous arbuscular mycorrhizal associations on the sclerophyllous species Agathosma betulina . Web Ecology. 7. p. 77-86.

Frequency and correlates of co-morbid psychiatric illness in patients with heroin use disorder admitted to Stikland Opioid Detoxification Unit, South Africa . South African Journal of Psychiatry.

Outcomes of adult heroin users vs abstinent users four years after presenting for heroin detoxification treatment . South African Journal of Psychiatry.