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19 July 2021 | Story Lunga Luthuli | Photo Supplied
Fletcher Hiten, Chief Bioanalyst at FARMOVS, next to Aurora.

The Bioanalytical Services Division (BASD) at FARMOVS comprises a group of skilled and passionate scientists involved in the quantification of drugs, metabolites, and biomarkers in various biological matrices. One of their Analytical Science experts, Fletcher Hiten, explains what sets their team apart from the rest.

“Over the past 47 years, we have developed almost 600 validated assay methods. Most of these methods are for the analysis of ‘small’ molecules using chromatographic techniques such as LC-MS/MS, GC-MS, and HPLC, although LC-MS/MS is the technique of choice. New bioanalytical assays are continuously being development and validated in adherence to international regulatory guidelines set by the US-FDA and European Medicines Agency (EMA),” says Hiten.

“Recently, we decided to enhance our capabilities by recruiting exceptional talent. The newest member of the FARMOVS team is Aurora, a SCIEX Triple Quad™ 7500 LC-MS/MS mass analyser. Aurora is Latin for ‘dawn’: the beginning of a new era, especially one considered favourable. The SCIEX 7500 is currently marketed as the most sensitive triple quadrupole mass spectrometer available, allowing for sub-picogram/ml quantification. This means that Aurora will set FARMOVS apart from other clinical research organisations (CROs), creating an exciting and favourable landscape for clients to explore new partners in research.” 

Hiten stated: “If there was ever a time to move your next study to FARMOVS, it is now. To have Aurora on our team has many advantages, given that our clients can access unprecedented analytical sensitivity, which enables the quantification of pharmacokinetic (PK) profiles of drugs that have very low systemic absorption. These include predominantly local acting drugs, such as plasma concentrations of respiratory drugs (e.g., tiotropium and ipratropium), topically applied creams and ointments, and ophthalmology drops with ultra-sensitivity.”

“In addition, the quantification of drugs in low-volume matrices will also be exponentially enhanced, enabling the quantification of body fluids, where only a few microlitres can be collected, for example vaginal fluid, dried blood spots, cerebrospinal fluid, aqueous humour, synovial fluid, and epidermal micro-dialysis lysate – to name a few. The quantification of absorbed exogenous drugs into tissue, like vaginal biopsies and hair follicles, is also possible,” added Hiten. 

“And finally, multiple analyte analysis. In this case, the collected blood sample needs to be split into multiple aliquots for analysis, for example drug-drug interaction (DDI) studies with the Basel cocktail. The smaller sample volumes will allow more frequent sampling to be feasible and thus more accurate DDI interpretation,” Hiten explains.

“As a bio-analyst, one is seldom surprised. However, Aurora has already opened doors to new frontiers for our entire team and we cannot wait to do some more exploration,” says Hiten. 

To find out more about what Aurora and the FARMOVS team can do for your study, email business@farmovs.com

News Archive

Quadriplegic doctor obtains degree against all odds
2016-11-25

Description: Dr Swartbooi CUADS Tags: Dr Swartbooi CUADS

Dr Swartbooi faces each day with vigour and
resilience. Dr Swartbooi analyses images on
a screen in the Clinical Imaging Laboratory
at Universitas Academic Hospital.

Photo: Oteng Mpete

Life’s defining moments are when perseverance is rewarded. It is not easy to swim against the tide. However, for Dr Ambrotius Swartbooi from the University of the Free State’s Department of Clinical Imaging Sciences, it became his moment of glory. In 2006, Dr Swartbooi suffered a spinal injury from a near-fatal car accident which left him paralysed and a quadriplegic.

The strength to carry on

“You have one of two choices:
to lie down and give up,
or to pick yourself up”
—Dr Swartbooi

Dr Swartbooi spent close to six months, recovering from his injuries. “You have one of two choices: to lie down and give up or to pick yourself up,” said Dr Swartbooi. He would inspire other patients with similar injuries to reintegrate into society despite their new-found circumstances.

Fortunately, not all was doom and gloom; in 2007 Dr Swartbooi got married, and his wife has supported and inspired him to continue pursuing his dreams. Dr Swartbooi completed his undergraduate medical degree at the UFS, and in 2014 decided it was time to complete his studies and pursued an MMed specialising in Diagnostic Radiology.

To treat or not treat: that is the question

After all his trials and tribulations, Dr Swartbooi will be receiving his MMed Diagnostic Radiology degree at the UFS Summer Graduation ceremony in December 2016. His research focuses on intracranial aneurysm size interventions. He discovered that there were discrepancies between international standards for intervention and African standards for intervention.

The research inspects what should be treated and how it should be treated. He found there was a gap in African literature into the size of aneurysms.

Champion of survival: Where to from here?

“That’s a good question,” said Dr Swartbooi. “Slowly from here. I still need to work on getting my full accreditation from the Health Professions Council of South Africa (HPCSA).” He plans to continue fuelling his passion for teaching. “There is no place better to teach than at an academic hospital.”

Dr Swartbooi commended the efforts of the Centre for Universal Access and Disability Support (CUADS), which assisted him in writing all his exams. “I want to be able to make a fulfilling and lasting impact on people but also to give the best medical service that I can,” concluded Dr Swartbooi.

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