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Full-Text Articles in Biotechnology

Impact Of An External Energy On Staphylococcus Epidermis [Atcc –13518] In Relation To Antibiotic Susceptibility And Biochemical Reactions – An Experimental Study, Mahendra Kumar Trivedi Nov 2008

Impact Of An External Energy On Staphylococcus Epidermis [Atcc –13518] In Relation To Antibiotic Susceptibility And Biochemical Reactions – An Experimental Study, Mahendra Kumar Trivedi

Mahendra Kumar Trivedi

Purpose:

While spiritual and mental energies are known to man, their impact has never been scientifically measurable in the material world and they remain outside the domain of science. The present experiment on Staphylococcus epidermis [ATCC –13518], validate the effects of such energy transmitted through a person, Mahendra Trivedi, which has produced an impact measurable in scientifically rigorous manner.

Methods:

Staphylococcus epidermis strains in revived and lyophilized state were subjected to spiritual energy transmitted through thought intervention and/or physical touch of Mahendra Trivedi to the sealed tubes containing strain, the process taking about 3 minutes and were analyzed within 10 …


In Vitro Regeneration And Genetic Fidelity Testing Of Aegle Marmelos (Corr.) Plants, Rajesh Pati Oct 2008

In Vitro Regeneration And Genetic Fidelity Testing Of Aegle Marmelos (Corr.) Plants, Rajesh Pati

Rajesh Pati

No abstract provided.


In Vitro Plant Regeneration From Mature Explant Of Aegle Marmelos Corr. Cv. Cish-B2, Rajesh Pati Oct 2008

In Vitro Plant Regeneration From Mature Explant Of Aegle Marmelos Corr. Cv. Cish-B2, Rajesh Pati

Rajesh Pati

No abstract provided.


A Transcendental To Changing Metal Powder Characteristics, Mahendra Kumar Trivedi Oct 2008

A Transcendental To Changing Metal Powder Characteristics, Mahendra Kumar Trivedi

Mahendra Kumar Trivedi

It’s not often that Metal Powder Report departs from the path of hard facts into the somewhat ‘mushier’ area of metaphysics, but opportunities crop up. While recognising that science has its fair share of charlatans, one such opportunity was presented by a paper submitted by an Indian researcher in which he details work aimed at probing the effects on powder samples where changes were apparently generated by thought. Some will laugh, others will cry, but perhaps among our readers there are those who might be able to help elucidate further the phenomena described…


Impact Of An External Energy On Yersinia Enterocolitica [Atcc–23715] In Relation To Antibiotic Susceptibility And Biochemical Reactions: An Experimental Study, Mahendra Kumar Trivedi Jan 2008

Impact Of An External Energy On Yersinia Enterocolitica [Atcc–23715] In Relation To Antibiotic Susceptibility And Biochemical Reactions: An Experimental Study, Mahendra Kumar Trivedi

Mahendra Kumar Trivedi

Background: While spiritual and mental energies are known to man, their impact has never been scientifically measurable in the material world and they remain outside the domain of science. The present experiments on Yersinia enterocolitica [ATCC –23715], report the effects of such energy transmitted through a person, Mahendra Trivedi, which has produced an impact measurable in scientifically rigorous manner. Methods: Yersinia enterocolitica strains in revived and lyophilized state were subjected to spiritual energy transmitted through thought intervention and/or physical touch of Mahendra Trivedito the sealed tubes containing strain and were analyzed within 10 days after incubation. Results: The results indicated …


Optimal Switching Control For Microbial Fed-Batch Culture, Chongyang Liu, Zhaohua Gong, Enmin Feng, Hongchao Yin Jan 2008

Optimal Switching Control For Microbial Fed-Batch Culture, Chongyang Liu, Zhaohua Gong, Enmin Feng, Hongchao Yin

Chongyang Liu

In fed-batch culture of glycerol bio-dissimilation to 1,3-propanediol (1,3-PD), the aim of adding glycerol is to obtain as much 1,3-PD as possible. Hence, a proper feed strategy is required during the process. In this paper, we present an optimal switching control model based on our proposed controlled switching system. Some properties of the controlled switching system are obtained. Subsequently, we prove the existence of optimal control. In order to deduce the optimality conditions, we transcribe the optimal switching control model into an equivalent one with fixed switching instants and parameters. Finally, the optimality conditions of the equivalent problem are investigated …


Identification Of Intracellular Kinetic Parameters In Continuous Bioconversion Of Glycerol By Klebsiella Pneumoniae, Enmin Feng, Chongyang Liu, Zhaohua Gong, Yaqin Sun Jan 2008

Identification Of Intracellular Kinetic Parameters In Continuous Bioconversion Of Glycerol By Klebsiella Pneumoniae, Enmin Feng, Chongyang Liu, Zhaohua Gong, Yaqin Sun

Chongyang Liu

In this paper, we propose a hybrid nonlinear dynamical system to describe the concentration changes of extracellular and intracellular substances of glycerol bioconversion to 1,3- propanedol (1,3-PD) in microbial continuous cultures. It is proved that the solution to the system exists and is continuous with respect to kinetic parameters. Subsequently, a novel quantitative definition of biological robustness is investigated. We present a performance index based on experiment data of extracellular concentrations and biological robustness. Taking the proposed hybrid nonlinear dynamical system as a constraint, we establish an identification model to determine the most reasonable metabolic pathway and optimal kinetic parameters. …


Analogy Of Issr And Rapd Markers For Comparative Analysis Of Genetic Diversity Among Different Jatropha Curcas Genotypes, Shailesh K. Tiwari Dr. Jan 2008

Analogy Of Issr And Rapd Markers For Comparative Analysis Of Genetic Diversity Among Different Jatropha Curcas Genotypes, Shailesh K. Tiwari Dr.

Shailesh K Tiwari Dr.

The phylogenetic relationships of 13 Jatropha genotypes from different parts of the India were analysed using 34 polymerase chain reaction (PCR) markers (20 random amplified polymorphic DNAs (RAPDs) and 14 inter simple sequence repeats (ISSRs)). Amplification of genomic DNA of the 13 genotypes, using RAPD analysis, yielded 107 fragments that could be scored, of which 91 were polymorphic, with an average of 4.55 polymorphic fragments per primer. Number of amplified fragments ranged from one (OPA20, OPB19, OPD13) to nine (OPA18) and which varied in size from 200 to 2,500 bp. Percentage of polymorphism ranged from 40% (OPB18) to a maximum …


A Kinetic Model For Growth And Biosynthesis Of Medium-Chain-Length Poly-(3-Hydroxyalkanoates) In Pseudomonas Putida, Irene Tan Kit Ping Jan 2008

A Kinetic Model For Growth And Biosynthesis Of Medium-Chain-Length Poly-(3-Hydroxyalkanoates) In Pseudomonas Putida, Irene Tan Kit Ping

Irene Tan Kit Ping

A kinetic model is presented giving a mathematical description of batch culture of Pseudomonas putida PGA1 grown using saponified palm kernel oil as carbon source and ammonium as the limiting nutrient. The growth of the micro-organism is well-described using. Tessier-type model which takes into account the inhibitory effect of ammonium at high concentrations. The ammonium consumption rate by the cells is related ill proportion to the rate of growth. The intracellular production of medium-chain-length poly(3-hydroxyalkanoates) (PHA(MCL)) by P. putida PGA1 cells is reasonably modeled by the modified Luedeking-Piret kinetics, which incorporate a function of product Synthesis inhibition (or reduction) by …