DEVELOPMENT OF A MULTIPLEX PCR TECHNIQUE FOR SIMULTANEOUS DETECTION OF SWEET POTATO FEATHERY MOTTLE VIRUS AND SWEET POTATO CHLOROTIC STUNT VIRUS
A developed and evaluated multiplex polymerase chain reaction (mPCR) protocol was developed and subsequently evaluated for its effectiveness in simultaneous detection of SPFMV and SPCSV using 13 samples and it is recommended for routine molecular diagnostic purposes.
Antimicrobial Compounds from Terminalia brownii against Sweet Potato Pathogens
A new sterol diglycoside from Conyza floribunda
Chemical investigation of CH 2 Cl 2 and MeOH extracts of Conyza floribunda have led to the isolation of (24S)-ethylcholesta-5, 22E, 25-trien-3- O -glucosyl (1”→ 4’)-rhamnoside ( 1 ),…
Morphometric Study of Senna didymobotrya (Fresen.) H. S. Irwin and Barneby in Kenya
The patterns of morphological variation and phenetic relationships among 39 populations of S. didymobotrya in Kenya are examined to circumscribe the taxonomical doubts on how many species and/or lineages that do exist and if other methods like molecular markers are employed, to reveal patterns of genetic variability.
Bioactive carbazole alkaloids from Alysicarpus ovalifolius (Schumach)
- A. A. Ochung, L. Manguro, S. A. Opiyo
- ChemistryJournal of the Korean Society for Applied…
- 19 August 2015
Phytochemical and biological evaluation of the stem bark of Alysicarpus ovalifolius led to the isolation of three carbazole alkaloids identified as mohanimbine, koenimbine and koenidine, along with quercetin 3-O-glucoside, which showed strong activity against chloroquine-sensitive strain I and the multi-drug resistant Indochicha I of Plasmodium falciparum.
Phytoecdysteroids from the stem bark of Vitex doniana and their anti-inflammatory effects.
- Charles O. Ochieng, I. Ishola, S. A. Opiyo, L. Manguro, P. Owuor, K. Wong
- BiologyPlanta Medica
- 13 November 2012
Results suggest a possible contribution of ecdysteroids to the anti-inflammatory effect of some V. doniana stem bark extracts.
Triterpenes of Commiphora holtziana oleo-gum resin
Chemical analysis of the acetone extract of Commiphora holtziana gum resin has led to the isolation of triterpenes characterized as methyl 3-oxo-1α,19α,28-trihydroxyurs-12-en-24-oate (1), methyl 3β...
Some Antibacterial and Antifungal Compounds from Root Bark of Rhus natalensis
All the compounds showed antibacterial and antifungal activities against the test pathogens and further confirm the efficacy of extracts of Rhus species in treating bacterial and fungal infections.
Biopesticidal Extractives and Compounds from Warburgia Ugandensis against Maize Weevil (Sitophilus zeamais)
Chemical composition and repellency of Nigella sativa L. seed essential oil against Anopheles gambiae sensu stricto
Findings have confirmed that the essential oil of N. sativa seeds contains compounds that repel An.