School of Biological and Physical Science: Recent submissions
Now showing items 81-100 of 949
-
In Vitro Permeation of Mesembrine Alkaloids from Sceletium tortuosum across Porcine Buccal, Sublingual, and Intestinal Mucosa
(Planta Medica, 2012)Sceletium tortuosum is an indigenous South African plant that has traditionally been used for its mood-enhancing properties. Recently, products containing S. tortuosum have become increasingly popular and are commonly ... -
A Novel Approach in Herbal Quality Control Using Hyperspectral Imaging: Discriminating Between Sceletium tortuosum and Sceletium crassicaule
(Wiley, 2013)ntroduction–Sceletium tortuosumis the most sought after species of the genusSceletiumand is commonly included incommercial products for the treatment of psychiatric conditions and neurodegenerative diseases. However, this ... -
The chemotypic variation of Sceletium tortuosum alkaloids and commercial product formulations
(Elservier, 2012)Commercial production and trade in Sceletium tortuosum and its products is on the rise due to an increase in consumer demand. Mesembrine-type alkaloids are the main active compounds responsible for the therapeutic properties ... -
Validated RP-UHPLC PDA and GC–MS methods for the analysis of psychoactive alkaloids in Sceletium tortuosum
(Elservier, 2012)Anecdotal evidence indicates that Sceletium tortuosum has been used as a psychoactive preparation for several centuries. The psychological activity is attributed to the production of mesembrine-type alkaloids (mesembrenol, ... -
An HPTLC-densitometry method for the quantification of pharmacologically active alkaloids in Sceletium tortuosum raw material and products
(Akadémiai Kiadó, 2012)Mesembrine-type alkaloids are reported to be responsible for the psychoactive properties of Sceletium tortuosum. The aim of the study was to develop a simple, rapid, and precise high-performance thin-layer chromatography ... -
Validated RP-UHPLC PDA and GC–MS methods for the analysis of psychoactive alkaloids in Sceletium tortuosum
(Elsevier, 2012)Anecdotal evidence indicates that Sceletium tortuosum has been used as a psychoactive preparation for several centuries. The psychological activity is attributed to the production of mesembrine-type alkaloids (mesembrenol, ... -
The chemotypic variation of Sceletium tortuosum alkaloids and commercial product formulations
(Pergamon, 2012)Commercial production and trade in Sceletium tortuosum and its products is on the rise due to an increase in consumer demand. Mesembrine-type alkaloids are the main active compounds responsible for the therapeutic properties ... -
Antimicrobial activity of southern African medicinal plants with dermatological relevance: From an ethnopharmacological screening approach, to combination studies and the isolation of a bioactive compound
(Elsevier, 2013)Ethnopharmacological relevance Ethnobotanical reports on more than 100 southern African medicinal plants with dermatological relevance have been highlighted, yet there is still limited scientific data to support claims ... -
A Novel Approach in Herbal Quality Control Using Hyperspectral Imaging: Discriminating Between Sceletium tortuosum and Sceletium crassicaule
(john Wiley and sons Ltd, 2013)Sceletium tortuosum is the most sought after species of the genus Sceletium and is commonly included in commercial products for the treatment of psychiatric conditions and neurodegenerative diseases. However, this ... -
Outcome of intravitreal Avastin® injections in patients with macular oedema in Uganda: a cohort study
(Nature Publishing Group, 2022)To determine the outcome of Intravitreal Avastin (IVA) injections in patients with Macular Oedema (MO) in Uganda. -
Phytochemical compounds and antimicrobial activity of extracts of indigofera spicata (creeping indigo) against candida albicans, streptococcus mutans and e. Coli
(BACTERIAL EMPIRE, 2022)Indigofera spicata has been used by Kamba community of Kenya as an herbal medicine over a long period to treat coughs and toothaches. There is scanty information on the phytochemical compounds and the antimicrobial ... -
Antimicrobial compounds and Antimicrobial Activity of Extracts of Thespesia garckeana F. Hoffm. on Candida albicans, Staphylococcus aureus and Escherichia coli
(AGRIS, 2022)Plant products as antimicrobials have received serious attention in the recent years. Herbal medicines form a significant role in African ethnomedicine. Thespesia garckeanaF. Hoffm.isan important herbal medicinal plant ... -
Molecular Characterization of Global Finger Millet (Eleusine coracana, L. Gaertn) germplasm Reaction to Striga in Kenya
(Maseno University, 2018)Finger millet (Eleusine coracana, L. Gaertn) is an important food crop in Africa and Asia. The parasitic weed Striga hermonthica (Del.) Benth limits finger millet production through reduced yield in agro-ecologies where ... -
Effects of Socio-cultural Attributes on Dominant Tree Species Diversity in Ugenya Sub-County Siaya County, Kenya
(Maseno University, 2022)The households’ socio-cultural characteristics are vital indicators of land use practices and human development. Attributes, for example, culture, education, and gender affect the tree species’ cover distribution. However, ... -
ASSESSMENT OF THE VARIOUS TYPES OF INFORMAL HOSPITALITY SERVICES OFFERED BY WOMEN ENTREPRENEURS IN KENYA
(Maseno University, 2022)Purpose: Women have ventured into the informal hospitality sector to provide different services to improve their socio-economic well-being in the developed world and Africa. Similar results to assess informal hospitality ... -
Patient Characteristics from an Emergency Care Center in Rural Western Kenya
(Elsevier, 2019)Emergency care is a neglected area of focus in many low- and middle-income countries. There is a paucity of research on types and frequencies of acute illnesses and injuries in low-resource settings. -
Tuning the reactivity of ruthenium (II) terpyridyl complexes using auxiliary ligands: kinetic and mechanistic studies
(Springer International Publishing, 2022)Substitution behavior of the labile aqua ligand in four mononuclear ruthenium(II) terpyridyl complexes with different auxiliary N (pyridine) (Ru1), N^N (2,2′-bipyridyl (Ru2), 2′-(2-pyridyl)quinoline (Ru3), 2,2′-biqunoline ... -
Acoustics of fractal porous material and fractional calculus
(MDPI, 2021)In this paper, we present a fractal (self-similar) model of acoustic propagation in a porous material with a rigid structure. The fractal medium is modeled as a continuous medium of non-integer spatial dimension. The basic ... -
Transient Propagation of Longitudinal and Transverse Waves in Cancellous Bone: Application of Biot Theory and Fractional Calculus
(MDPI, 2022)In this paper, the influence of the transverse wave on sound propagation in a porous medium with a flexible structure is considered. The study is carried out in the time domain using the modified Biot theory obtained by ...