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N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties (2022)
Journal Article
Al-Riyahee, A. A. A., Horton, P. N., Coles, S. J., Berry, C., Horrocks, P. D., Pope, S. J. A., & Amoroso, A. J. (2022). N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties. Dalton Transactions, 51(9), 3531-3545. https://doi.org/10.1039/d1dt04091j

The synthesis of six N,N'-substituted thiourea ligands (L1a-L3b) was achieved in two steps. A corresponding extensive series of Cu(I), Cu(II), Ni(II) and Zn(II) complexes (1-24) with varying formulations were synthesised from these ligands by the rea... Read More about N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties.

In vivo efficacy and metabolism of the antimalarial cycleanine and improved in vitro antiplasmodial activity of novel semisynthetic analogues. (2020)
Journal Article
Ijeoma Uche, F., Guo, X., Okokon, J., Ullah, I., Horrocks, P., Boateng, J., …Li, W. (2020). In vivo efficacy and metabolism of the antimalarial cycleanine and improved in vitro antiplasmodial activity of novel semisynthetic analogues. Antimicrobial Agents and Chemotherapy, https://doi.org/10.1128/AAC.01995-20

Bisbenzylisoquinoline (BBIQ) alkaloids are a diverse group of natural products that demonstrate a range of biological activities. In this study, the in vitro antiplasmodial activity of three BBIQ alkaloids (cycleanine (1), isochondodendrine (2) and 2... Read More about In vivo efficacy and metabolism of the antimalarial cycleanine and improved in vitro antiplasmodial activity of novel semisynthetic analogues..

The relative rate of kill of the MMV Malaria Box compounds provide links to the mode of antimalarial action and highlight scaffolds of medicinal chemistry interest (2019)
Journal Article
Horrocks. (2019). The relative rate of kill of the MMV Malaria Box compounds provide links to the mode of antimalarial action and highlight scaffolds of medicinal chemistry interest. Journal of Antimicrobial Chemotherapy, 362-370. https://doi.org/10.1093/jac/dkz443

Objectives: Rapid rate-of-kill (RoK) is a key parameter in the target candidate profile 1 (TCP1) for the next-generation antimalarial drugs for uncomplicated malaria, termed Single Encounter Radical Cure and Prophylaxis (SERCaP). TCP1 aims to rapidly... Read More about The relative rate of kill of the MMV Malaria Box compounds provide links to the mode of antimalarial action and highlight scaffolds of medicinal chemistry interest.

Flavonoid versus artemisinin anti-malarial activity in Artemisia annua whole-leaf extracts (2019)
Journal Article
Horrocks. (2019). Flavonoid versus artemisinin anti-malarial activity in Artemisia annua whole-leaf extracts. Frontiers in Plant Science, https://doi.org/10.3389/fpls.2019.00984

Artemisinin, a sesquiterpene lactone produced by Artemisia annua glandular secretory trichomes, is the active ingredient in the most effective treatment for uncomplicated malaria caused by Plasmodium falciparum parasites. Other metabolites in A. annu... Read More about Flavonoid versus artemisinin anti-malarial activity in Artemisia annua whole-leaf extracts.

Discovery, synthesis and antibacterial evaluation of phenolic compounds from Cylicodiscus gabunensis (2019)
Journal Article
Aldulaimi, O., Drijfhout, F., Uche, F. I., Horrocks, P., & Li, W. (2019). Discovery, synthesis and antibacterial evaluation of phenolic compounds from Cylicodiscus gabunensis. BMC Complementary and Alternative Medicine, 183 -?. https://doi.org/10.1186/s12906-019-2589-2

BACKGROUND
Cylicodiscus gabunensis Harms (Family Leguminosae) (CG) is an African medicinal plant used as a treatment of various ailments including malaria, liver diseases, and gastrointestinal disturbances. Its extracts showed potent in vitro antiba... Read More about Discovery, synthesis and antibacterial evaluation of phenolic compounds from Cylicodiscus gabunensis.

Investigation of the antibiofilm capacity of peptide-modified stainless steel (2018)
Journal Article
Cao, P., Li, W., Morris, A. R., Horrocks, P. D., Yuan, C., & Yang, Y. (2018). Investigation of the antibiofilm capacity of peptide-modified stainless steel. Royal Society Open Science, https://doi.org/10.1098/rsos.172165

Biofilm formation on surfaces is an important research topic in ship tribology and medical implants. In this study, dopamine and two types of synthetic peptides were designed and attached to 304 stainless steel surfaces, aiming to inhibit the formati... Read More about Investigation of the antibiofilm capacity of peptide-modified stainless steel.

The synthesis and evaluation of thymoquinone analogues as anti-ovarian cancer and antimalarial agents (2018)
Journal Article
Mbye, H., Richardson, A., Li, W., Horrocks, P., Johnson-Ajinwo, O., & Ullah, I. (2018). The synthesis and evaluation of thymoquinone analogues as anti-ovarian cancer and antimalarial agents. Bioorganic and Medicinal Chemistry Letters, https://doi.org/10.1016/j.bmcl.2018.02.051

Thymoquinone (TQ), 2-isopropyl-5-methyl-1,4-benzoquinone, a natural product isolated from Nigella sativa L., has previously been demonstrated to exhibit antiproliferative activity in vitro against a range of cancers as well as the human malarial para... Read More about The synthesis and evaluation of thymoquinone analogues as anti-ovarian cancer and antimalarial agents.

A characterization of the antimalarial activity of the bark of Cylicodiscus gabunensis Harms (2017)
Journal Article
Aldulaimi, O., Uche a, F. I., Hameed, H., Mbye, H., Ullah, I., Drijfhout, F., …Li, W. (2017). A characterization of the antimalarial activity of the bark of Cylicodiscus gabunensis Harms. Journal of Ethnopharmacology, 198, 221-225. https://doi.org/10.1016/j.jep.2017.01.014

Ethnopharmacological relevance and aim
A decoction of the bark of Cylicodiscus gabunensis Harms is used as a traditional medicine in the treatment of malaria in Nigeria. This study aims to validate the antimalarial potency of this decoction in vitro... Read More about A characterization of the antimalarial activity of the bark of Cylicodiscus gabunensis Harms.

A validated bioluminescence-based assay for the rapid determination of the initial rate of kill for discovery antimalarials (2016)
Journal Article
Horrocks. (2016). A validated bioluminescence-based assay for the rapid determination of the initial rate of kill for discovery antimalarials. Journal of Antimicrobial Chemotherapy, 717-726. https://doi.org/10.1093/jac/dkw449

Objectives: A future treatment for uncomplicated malaria will contain at least one component that exerts a rapid rate of kill. We describe here the validation and application of a simple, robust and rapid bioluminescence-based assay for the determina... Read More about A validated bioluminescence-based assay for the rapid determination of the initial rate of kill for discovery antimalarials.