14 matokeo
Tropane alkaloids are toxic secondary metabolites produced by a wide variety of plants that can be present in edible materials or animal feed. Several human poisoning cases through consumption of cereals were reported over the last years and highlighted the need for reliable and robust analytical
Delayed match-to-sample (DMTS) procedures are among the most commonly used attention and memory tasks in behavioral pharmacology and have been utilized in a variety of species. Although macaque species such as the rhesus and cynomolgus macaque are often used for such studies, availability and
This study examined the modulatory effect of Black nightshade (Solanum nigrum L) and African eggplant (Solanum macrocarpon L) leaves on cognitive function, antioxidant status, and activities of critical enzymes of monoaminergic and cholinergic systems of neurotransmission in scopolamine-administered
BACKGROUND
Cognitive disorders associated with aging have been successfully managed by African traditional medical practitioners using various plants. This study evaluated the cognitive enhancing potentials of Morinda lucida (L) Rubiaceae and Peltophorum pterocarpum (DC) ex. K Heyne in scopolamine
BACKGROUND
Plants of the genus Markhamia have been traditionally used by different tribes in various parts of West African countries, including Cameroun. Markhamia tomentosa (Benth.) K. Schum. (Bignoniaceae) is used as an antimalarial, anti-inflammatory, analgesic, antioxidant and anti-Alzheimer
Background Parquetina nigrescens (Afzel) Bullock is a commonly used medicinal plant in African traditional medicine. The powdered roots and stems of the plant are taken with pap as a memory enhancer among the Yorubas of southwestern Nigeria. The mechanism by which scopolamine induces cognitive
BACKGROUND
Cnestis ferruginea Vahl ex DC (Connaraceae) (CF) is used in traditional African medicine in the management of CNS disorders. The degeneration and dysfunction of cholinergic neurons is closely associated with the cognitive deficits of Alzheimer's disease (AD) and oxidative stress has been
Background: Grains of paradise (Aframomum melegueta) K. Schum is used to flavour foods and used as memory enhancer and anti-aging in traditional African medicine. This study examine the influence of ethanolic seed extract of Aframomum melegueta (AFM) on cognitive impairment induced by scopolamine in
The capture, by means of chemical immobilization, of about 100 large African animals of 17 different species was accomplished by use of compound M.99, an oripavine with morphine-like activity, but with approximately 1,000 times the activity of morphine. Usually, the compound was used in conjunction
The influence of ethnicity on the manifestation of EEG sleep changes in depression was studied in 95 patients (21 African-Americans [AA], 17 Asians [AS], 37 Caucasians [C] and 20 Hispanics [H]) with unipolar major depression. Subjects were studied twice for 2 consecutive nights. On the second night
Southern Africa has a variety of medicinal plants, used as remedies; however, little information is available regarding the cytotoxic potential, particularly when used during pregnancy. One such plant is Datura stramonium (DS) (Solanaceae), used frequently as an anti-asmatic treatment. DS contains a
Datura poisoning of horses is extensively reviewed. An outbreak of intractable impaction colic affecting 18 of 83 horses was stopped by withdrawing dried tef hay contaminated with young Datura plants. The dried, botanically identified Datura stramonium and D. ferox contained respectively 0.15%
Treatments for cognitive deficits associated with CNS disorders such as Alzheimer's disease (AD) and schizophrenia remain significant unmet medical needs that incur substantial pressure on the healthcare system. The α7 nicotinic acetylcholine receptor (nAChR) has garnered substantial attention as a
BACKGROUND
Amnesia or loss of memory is the cardinal hallmark of Alzheimer's disease (AD), a progressive neurodegenerative disorder associated with ageing process. Although, AD had been discovered over a century ago, drugs which could cure or halt the progression of the disease are yet to see the