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143 articles for “human activities”
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Research ArticleOpen accessIn the abstractSCENARIOS PEDAGOGICAL-EDUCATIONAL MOVEMENT PLAYFrancesco PerrottaThe playtime and recreation plays an important role in child development. “Surplus energy” Spencer says That Both the man and the animal have the excess energy That are used in the activity fun. As we descended into the educational development Spencer Noted there was a decrease of fun Because The energy was used to meet basic needs. He Noted That … …Journal of Social Sciences, Vol. 9, Issue 4 · 29 Jan 2014 · 7,709 accessesView PDFCite
Research ArticleOpen accessIn the abstractMolecular Cloning and Heterologous Expression of Human Interferon Alpha2b GeneI. Made Artika, Yemima Budirahardja, Anna Lucia EkowatiHuman alpha Interferons (hIFNα) have been shown to have antiviral, antiproliferative and immunomodulatory activities. The human interferon alpha2b (hIFNα2b), is one of the human interferon alpha2 sub variants, naturally synthesized as a polypeptide of 188 amino acid residues, the first 23 residues of which represents a signal peptide. In the present study, the hIFNα2b gene was expressed after being fused … …American Journal of Biochemistry and Biotechnology, Vol. 9, Issue 4 · 20 Dec 2013 · 7,840 accessesView PDFCite
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 · 10,092 accessesView PDFCite
Research ArticleOpen accessIn the abstractHas The Sea Changed? Qualitative Analyses on the Views of Fishermen in the east coast zone of PeninsularHayrol Azril Mohamed Shaffril, Bahaman Abu Samah, Jeffrey Lawrence D’Silva, Jegak UliProblem statement: Pressure from the uncontrolled human activities had caused damages to our environment. The sea, as one of the environment components has also suffered from these activities. Fishermen, whom depend on the sea for their income and sources of protein, can be one of the groups who are suffering the most. This study intends to discover the perception of … …American Journal of Environmental Sciences, Vol. 7, Issue 5 · 2 Nov 2011 · 7,306 accessesView PDFCite
Research ArticleOpen accessIn the abstractCell Surface Receptor Theory of Disease Infectivity; Body's Defence and Normal Body Functioning in Living ThingsUtoh-Nedosa, Uchechukwu AnastasiaProblem statement: A study of the pattern of Candida spp. infection of the human body and the mode and pattern of reaction of the human body to this infection showed that disease infectivity and self healing by plants followed the same procedures and patterns. Approach: A comparism of these procedures and patterns of natural self- healing of disease infection by … …OnLine Journal of Biological Sciences, Vol. 11, Issue 2 · 26 Oct 2011 · 7,243 accessesView PDFCite
Research ArticleOpen accessIn the abstractGroundwater Dynamics and Quality Assessment in an Agricultural AreaStefano Lo Russo, Adriano Fiorucci, Bartolomeo VignaProblem statement: The analysis of the relationships among the different hydrogeological Units and the assessment of groundwater quality are fundamental to adopt suitable territorial planning measures aimed to reduce the potential groundwater pollution especially in agricultural regions. In this study, the characteristics of groundwater dynamics and the assessment of its quality in the Cuneo Plain (NW Italy) were examined. Approach: … …American Journal of Environmental Sciences, Vol. 7, Issue 4 · 29 Sep 2011 · 7,373 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Role of Government for Ecotourism Development: Focusing on East Coast Economic RegionMd. A.H. Bhuiyan, Chamhuri Siwar, Shaharuddin M. Ismail, Rabiul IslamProblem statement: This study explored the plans and strategies of government for ecotourism development in Malaysia as well as ECER. Government participation is necessary in developing economies where tourism planning and promotion tend to be controlled directly by governments. The ecotourism activity should have a strong focus on learning through interpretation of local ecosystems and cultural heritage. Malaysia has formulated … …Journal of Social Sciences, Vol. 7, Issue 4 · 14 Sep 2011 · 14,463 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnticancer Activity of Some New Synthesized Tetrahydroquinoline and Tetrahydrochromene Carbonitrile DerivativesUsama W. Hawas, Mohamed A. Al-Omar, Abd El-Galil E. Amr, Abu El-Ftouh G. HammamProblem statement: In continuation to our search for new heterocyclic chemistry based anticancer, the suggestion, synthesis, structure elucidation of some naphthalene, chromene and quinoline derivatives 3-7 were realized herein using 3-methylcyclohexanone 1 as a starting material. Approach: The antitumor activities of the newly synthesized compounds 4-7 were evaluated utilizing 60 different human tumor cell lines, representing leukemia, melanoma, lung, colon, … …American Journal of Applied Sciences, Vol. 8, Issue 10 · 14 Sep 2011 · 7,487 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnticancer Activities of Some New Synthesized Thiazolo[3,2-a]Pyrido[4,3-d]Pyrimidine DerivativesAshraf M. Mohamed, Abdel-Galil E. Amr, Musaed A. Alsharari et al.Problem statement: This study describes the synthesis and anticancer activities of a new series of thiazolo[3,2-a]pyrimidines derivatives (2-7) using 3,5-bisarylmethylene-1-methyl-4- piperidone and 4-aryl-8-arylmethelene-6-methylpyrido[4,3-d]pyrimidine-2(1H)thiones as a starting materials. Approach: The antitumor activities of the newly synthesized compounds 4-7 were evaluated utilizing 60 different human tumor cell lines, representing leukemia, melanoma, lung, colon, brain, ovary, breast and prostate as well as kidney. … …American Journal of Biochemistry and Biotechnology, Vol. 7, Issue 2 · 23 Aug 2011 · 10,093 accessesView PDFCite
Research ArticleOpen accessIn the abstractSynthesis, Characterization and Biological Activities of Organotin (IV) Methylcyclohexyldithiocarbamate CompoundsNormah Awang, Ibrahim Baba, Bohari M. Yamin et al.Problem statement: The growing interest in the chemistry of sulphur donor ligands are due to their encouraging anticancer, antibacterial and antifungal activities as well as their widespread industrial application. Dithiocarbamates belong to this class and much attention has been paid to them. Approach: Novel organotin compounds with the molecular formula RmSn[S2CN(CH3)(C6H11)]4-m (where m = 2, R = CH3, C2H5; m … …American Journal of Applied Sciences, Vol. 8, Issue 4 · 18 Apr 2011 · 9,214 accessesView PDFCite