54 results for “bark”

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Research ArticleOpen accessIn the abstractAnti-Venom Studies on Olax viridis and Syzygium guineense ExtractsOmale James, Ebiloma Unekwuojo Godwin, Ogohi Dorathy AgahOlax viridis (Olacaceae) and Syzygium guineense (Myrtaceae) are shrubs commonly found in the tropics. They are traditional folkloric medicine for a great number of sicknesses. Olax viridis has a wide range of applications in ethnomedicine which include treatment for ulcers, veneral diseases, ringworm, sleeping sickness, diarrhea, fever. Syzygium guineense has been reported as antidiarrheal agent. Liquid from the bark and … …American Journal of Pharmacology and Toxicology, Vol. 8, Issue 1 · 12 Apr 2013 · 8,207 accessesView PDF Cite

Research ArticleOpen accessIn the abstractPhenolic Content, Antioxidant, Antimicrobial and Cytotoxic Activities of Ethanolic Extract of Salix albaGhassan Mohammad Sulaiman, Nehia Nima Hussien, Thorria Raddam Marzoog, Hussain Abood AwadThe total phenolic content, antioxidant, antimicrobial and cytotoxic activities of hot ethanolic extract of Salix alba bark were investigated. The antioxidant properties and the total phenolic contents of the extract were assessed by 1, 1-Diphenyl- 2-Picrylhydrazyl (DPPH) free radical scavenging and Folin-Ciocalteu methods, respectively. The extract showed significant antioxidant activity and antimicrobial activities against Staphylococcus aureus, Pseudomonas aeruginosa and Candida … …American Journal of Biochemistry and Biotechnology, Vol. 9, Issue 1 · 18 Mar 2013 · 10,085 accessesView PDF Cite

Research ArticleOpen accessIn the abstractUse of Enterobacterial Repetitive Intergenic Consensus PCR in Detecting Target(s) of Hapalindole-T, From a Cyanobacterium, in Escherichia Coli: In Silico ValidationManoj K. Tripathi, Maheep Kumar, Vinay K. Singh et al.Problem statement: Identification of newer biomolecule as well as targets are a rising concern because of increasing drug resistance in bacteria. We have isolated a broad spectrum antibiotic biomolecule Hapalindole-T from a cyanobacterium, Fisherella sp. growing on local Azadirachta indica tree bark. A model bacterium E. coli was screened spontaneously for Hap-T resistance. These resistant strains of E. coli were … …Current Research in Bioinformatics, Vol. 1, Issue 1 · 3 Mar 2012 · 13,777 accessesView PDF Cite

Research ArticleOpen accessIn the abstractInfluence of Debarking and Insecticidal Treatments Using Cypermethrin on Fresh Logs of Indonesian Pine, Pinus merkusii, on Attack by Ambrosia Beetle, Xyleborus sp.Paimin Sukartana, Mohammad Muslich, Ginuk SumarniProblem statement: Indonesian pine logs (Pinus merkusii Yungh. et de Vr.) are vulnerable to attack by ambrosia beetle Xyleborus sp. Fresh cut logs kept for months in logging area are subject to heavily attack by the beetles. Approach: An experiment was conducted to evaluate effectiveness of debarking and insecticidal treatments using cypermethrin on fresh logs of the wood species on … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 3 · 27 Sep 2011 · 7,916 accessesView PDF Cite

Research ArticleOpen accessIn the abstractAntiplaque Activity of Juglans Regia L. and Characterization of Juglone from Juglans Regia L.Pandita Nancy, Mantri Manasi, Alice VargheseProblem statement: Oral hygiene has become the most important in current era. Due to growing need for aesthetic and hygeine oral hygiene has gained impetus. In this research paper we have studied new varieties of natural products which help in improving the oral hygiene. Approach: Two varieties of Juglans regia bark were extracted using hot and cold extraction methods and … …American Journal of Biochemistry and Biotechnology, Vol. 7, Issue 1 · 27 May 2011 · 9,652 accessesView PDF Cite

Research ArticleOpen accessIn the abstractThe Phytochemical Contents and Antimicrobial Activities of Malaysian Calophyllum RubiginosumSuhaib Ibrahim ALkhamaiseh, Muhammad Taher, Farediah AhmadProblem statement: Many species of plants in Malaysia are widely used in folk medicine. However, Calophyllum species have been used in traditional medicine for their therapeutic values for many years. Several studies reported that antimicrobial, antifungal, anti-HIV and anti-cancer compounds were isolated from numerous Calophyllum species. Approach: The stem bark was extracted by EtOH, after with it was fractionated with … …American Journal of Applied Sciences, Vol. 8, Issue 3 · 25 Mar 2011 · 7,573 accessesView PDF Cite

Research ArticleOpen accessIn the abstractPredict Location(s) of Apis dorsata Nesting Sites Using Remote Sensing and Geographic Information System in Melaleuca ForestiM. M. Saberioon, M. Mardan, L. Nordin et al.Problem statement: The Asiatic Giant honeybees (Apis dorsata) are seasonally abounded throughout the upland and lowland rainforests in South East Asia. The colonies of A. dorsata are found to nest in aggregates on tall bee trees (tree emergent) in the open, as well as, nesting singly in concealed locations when nesting low, especially in the submerged forest of Melaleuca cajuputi … …American Journal of Applied Sciences, Vol. 7, Issue 2 · 28 Feb 2010 · 8,603 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEvolution of Spatial Correlation of Mean Diameter: A Case Study of Trees in Natural Dipterocarp ForestRafida M. Elobaid, Mahendran Shitan, Noor Akma Ibrahim et al.Problem statement: Spatial modeling has many applications in various fields like agriculture, meteorology, forestry and it takes into consideration the spatial correlation structures. In the field of forestry the growth rate, in particular, the diameter of trees is usually an important parameter. The growth rate of trees in a forest is likely to be influenced by various factors like nutrients, … …Journal of Mathematics and Statistics, Vol. 5, Issue 4 · 31 Dec 2009 · 7,536 accessesView PDF Cite

Research ArticleOpen accessIn the abstractUptake and Translocation of Iron by Native Tree Species In A Constructed Wetland Treating Landfill LeachatesA. Snow, A. E. Ghaly, R. Cote, A.M. SnowA surface flow wetland was constructed in the Burnside Industrial Park, Dartmouth, Nova Scotia, to treat stormwater runoff from the surrounding watersheds which are comprised primarily of commercial properties and two former landfills. The objectives of this study were: (a) to compare the uptake of iron by red maple, white birch and red spruce trees growing under flooded soil conditions … …American Journal of Applied Sciences, Vol. 5, Issue 9 · 30 Sep 2009 · 6,868 accessesView PDF Cite

Research ArticleOpen accessIn the abstractAntispasmodic Activity of Persea cordata Vell. Mez. (Lauraceae) Fractions on Guinea Pig Ileum Induced by 5-Hydroxytryptamine and BradykininJúlio A. Zampirolo, Hellen K. Stulzer, Monika Piazzon Tagliari et al.Problem statement: Persea cordata previously demonstrated antispasmodic action against two neurotransmitters. It is important confirm such action against other neurotransmitters. Approach: Present study described the antispasmodic activity of polar (EtOAc; n-BuOH) and non polar (n-hexane; dichloromethane) fractions from the bark of Persea cordata, against guinea pig ileum contracted by 5-hydroxytryptamine (5-HT) and bradykinin (BK). Results: The results indicated that hexane … …American Journal of Pharmacology and Toxicology, Vol. 3, Issue 4 · 31 Dec 2008 · 7,400 accessesView PDF Cite