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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

CDS receives another international grant from the NIH
2015-12-11

 

Dr Carla Sharp

The Centre for Development Support (CDS) is partner to another international research grant from the National Institutes of Health (NIH) in the United States. The new project follows an earlier project funded by the NIH, which focused on the mental health of orphans and vulnerable children.

The new project is to focus on investigating possible improvements in the mental health and cognitive development of orphaned and vulnerable children aged between seven and eleven years, by means of improved community-based care in the Mangaung Township area in Bloemfontein.  The project will stretch over three years and has a budget of approximately R10 million.

“We shall use the Mediational Intervention of Sensitizing Caregivers (MISC) approach and it will be applied by community-based organisations,” says Dr Deidre van Rooyen, Acting Director of the CDS. 

MISC applied by caregivers has produced good results elsewhere in the world. “This is the first time MISC will be tested by community-based organisations,” says Prof Lochner Marais of the CDS, who is also the principal investigator in South Africa.

“In addition to working with four community-based organisations in Mangaung, Childline Free State will also be actively involved in the project,” Marais added.

The project is being conducted in collaboration with Dr Carla Sharp as principal investigator at the University of Houston, and Prof Michael Boivin (an international expert on MISC) at the Michigan State University. Dr Sharp was recently appointed visiting professor at the CDS. 

“It is indeed a great privilege to be working with the CDS on yet another project,” Dr Sharp remarked, also noting that “the project is preliminary in nature and could evolve into a much bigger research project in future”.

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