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  • articleNo Access

    THE DYNAMIC BIOENERGY OF ANIMALS WITH A DIGESTIVE TRACT

    This paper provides a mathematical dynamic description of the bioenergetic time history of bilataria (multicellular animals with a digestive tract) during feeding, growth and activity. We analyze the dynamics of bioenergy using ordinary differential equations on a compartment model, which we believe could constitute a mathematical foundation. Allometric scaling laws of the quarter type are assumed for all scaling relations in accordance with fractal theory. The paper demonstrates the dynamics by which bilataria respond to activity and feeding. The model is tested against some well-known experiments for fishes.

  • articleNo Access

    A Birdcage Model for the Chinese Meridian System Part V: Applications to Animals and Plants

    Since we all belong to the Kingdom Animalia, it is not surprising that animals in general benefit from the healing art of acupuncture that helps humans. Consequently, any proposed mechanism of Qi and acupuncture for humans based on animal physiology is probably applicable to animals as well, yet none is capable of explaining most of the complicated physiological effects observed. Not much attention was paid to the effects of Qi and acupuncture on plants (Kingdom Plantae) and on enoki mushrooms (Kingdom Fungi) by the TCM community, probably because they cannot be explained in terms of neurochemistry or connective tissue structures. However, our transmission and birdcage model is in principle applicable across Kingdom boundaries, because it is based on physical properties underlying the biological structure, thus its explanatory power is not restricted by categories of biology. We estimate several possible parameters of the birdcage model for animals and plants and give a possible interpretation for the sound fertilization phenomenon.

  • articleNo Access

    SARS Special Report — Scientific Developments

      Searching for a Cure to SARS.

      SARS Virus may not be Coronavirus.

      SARS Diagnostic Methods.

      Australian Scientists to Infect Animals with Virus.

      Thoughts on SARS Drug Development Strategies — And A Better Way to Manage SARS Patients?

      Biota’s Antiviral Drugs and Diagnostic Kits Might Be an Answer to SARS and Avian Flu Infections.

      Genetix Equipment Plays a Key Role in Determining SARS Genetic Code.

    • articleNo Access

      Industry Watch

        Integrated DNA Technologies and Glycon Partner in Australia.

        Phosphagenics to Develop Transdermal Insulin for Pets.

        NanoMaterials Technology Signs Exclusive Licensing Agreement for Hyperlipidemia-controlling Drug with Beijing Winsunny Pharmaceutical.

        MicuRx Pharmaceuticals,Cumencor Pharmaceuticals Partner with Pfizer to Discover and Develop Antibiotics for Drug-Resistant TBChina.

        Qiagen Ties up with Chinese University.

        Syngene to Collaborate with Endo Pharmaceuticals to Develop Anti-cancer Novel Therapeutic Molecules.

        Ranbaxy Collaborates With Pfenex on Development of Biosimilar Therapeutic Protein.

        Metabolex Initiates Research Collaboration with Takeda.

        AMAG, Takeda Agree to Collaborate on Feraheme Injection.

        Medicago Signs MOU with NITT Partners for Commercial Development of Influenza Vaccines in Japan.

        ICON to Open New Office in Philippines.

        HealthLinx Soon to Launch OvPlex in Singapore.

        Invida Strengthens Asia-Pacific Presence Analysis.

      • articleNo Access

        Stability and bifurcation analysis of a nonlinear dynamical model studying the decline of vulture population

        A nonlinear dynamical model is developed in this paper that depicts interactions among vultures, human, animals and their carcasses. Diseases such as plague, anthrax and rabies are spreading due to the cascade impact caused by the catastrophic drop in the vulture population, particularly in Africa and Asia. The built model is theoretically studied using qualitative differential-equation theory to demonstrate the system’s rich dynamical features, which are critical for maintaining the ecosystem’s equilibrium. According to the qualitative findings, depending on the parameter combinations, the system not only displays stability of many equilibrium states but also experiences transcritical and Hopf bifurcations. By keeping an eye on the variables causing the decline of the vulture population, the model’s outputs may assist in maintaining balance with the prevention of the spread of disease through carcasses. Hopf-bifurcation results in the bifurcation of the limit cycle through the threshold, supporting the idea that interactions between humans and vultures may also be periodic.

      • chapterNo Access

        In vivo and ex vivo Bone Mineral Density and Structure Measurements Using XtremeCTR — A High-Resolution pQCT (HRpQCT)

        XtremeCT is a three-dimensional (3D) high-resolution peripheral quantitative computed tomography (HRpQCT) device that enables the acquisition of both volumetric bone mineral density (BMD) and bone structure. This chapter provides general information on the specific features of XtremeCT, and a guide to perform XtremeCT measurements using standard measurement protocols for in vivo human application. Its potential for studying large animals in vivo and ex vivo is also mentioned.