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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

Student receives international award in microbiology
2008-01-24

A postgraduate student at the University of the Free State (UFS) received an exceptional honour last month when he received the first prize for his presentation in the Biochemistry and Industrial Mycology session of the Asian Mycology Congress (AMC) held in Malaysia.

Desmond Ncango (24), a Ph.D. student from the Department of Microbial, Biochemical and Food Biotechnology received the first prize for his presentation on the inhibitory effects of non-steroidal anti inflammatory drugs (NSAIDs) such as aspirin on fungi.

This suggests that commonly used aspirin may be used as a cheap antifungal to combat yeast infections. Desmond also exposed novel lubricants that are used by yeasts for water-propelled movement. This may find application in nanotechnology in the lubrication of nanorobots, which are manmade miniature machines, invisible to the naked eye, which may in future be used to combat diseases such as cancer.

The conference, which was attended by more than 300 representatives from 27 countries, is a platform for mycologists (who are experts in fungi) around the world to come together and share their knowledge and research. “Many interested researchers listened to my presentation and were impressed by the novelty and scientific depth of my work,” said Desmond.

“The presentation was selected as the best because of its novelty, academic depth as well as applicability. The meticulous preparation and presentation style also contributed to the success,” said Prof. Lodewyk Kock, head of the Lipid Biotechnology Group at the department and main promoter of Desmond’s Ph.D. studies.

“I cannot really explain the feeling when my presentation was selected as the best as it was presented in a very difficult category and many senior researchers and professors also participated. I plan to use all the knowledge and skills I have learnt from Prof. Kock, who is my role model, especially to the benefit of disadvantage communities in South Africa. I want to follow an academic career at a tertiary institution when I have completed my Ph.D. studies,” said Desmond.

Desmond went to school in Botshabelo, Bloemfontein and completed his Grade 12 in 2000 with a distinction in Mathematics. He enrolled for a B.Sc. degree at the UFS, majoring in Microbiology and Physiology. After obtaining this qualification, he joined the postgraduate research group of Prof. Kock. He completed his M.Sc. degree with distinction last year and was privileged to have this research published in and on the cover of the Canadian Journal of Microbiology, a journal accredited by the Institute for Scientific Information (ISI).

He was one of six postgraduate students from the Lipid Biotechnology Group who attended the AMC conference in Malaysia. The students’ attendance was funded by the South African Fryer Oil Initiative (SAFOI), which is housed in the UFS Department of Microbial, Biochemical and Food Biotechnology. This initiative, steered by Prof. Kock, currently monitors edible oils in the food industry in South Africa and makes a quality seal available to the manufacturers and distributors of these edible oils.

“SAFOI’s income is used to fund my own research on various kinds of oils (including yeast oils) to enable postgraduate students to attend international congresses and to partially fund international scientific symposia and congresses,” said Prof. Kock.

 

Media Release
Issued by: Lacea Loader
Assistant Director: Media Liaison
Tel: 051 401 2584
Cell: 083 645 2454
E-mail: loaderl.stg@ufs.ac.za 
24 January 2008

 

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