Latest Issue

    Volume 1 Issue 3 2014

      PERSPECTIVE

    • Recent developments in computer assisted rehabilitation environments

      Rob van der Meer
      Vol. 1, Issue 3, Pages: 137-142(2014) DOI: 10.1186/2054-9369-1-22
      Recent developments in computer assisted rehabilitation environments
      Abstract:Computer Assisted Rehabilitation Environment (CAREN) is a system that integrates a training platform (motion base), a virtual environment, a sensor system (motion capture) and D-flow software. It is useful for both diagnostic and therapeutic use. The human gait pattern can be impaired due to disease, trauma or natural decline. Gait analysis is a useful tool to identify impaired gait patterns. Traditional gait analysis is a very time consuming process and therefore only used in exceptional cases. With new systems a quick and extensive analysis is possible and provides useful tools for therapeutic purposes. The range of systems will be described in this paper, highlighting both their diagnostic use and the therapeutic possibilities. Because wounded warriors often have an impaired gait due to amputations or other extremity trauma, these systems are very useful for military rehabilitative efforts. Additionally, the virtual reality environment creates a very challenging situation for the patient, enhancing their rehabilitation experience. For that reason several Armed Forces have these systems already in use. The most recent experiences will be discussed; including new developments both in the extension of the range of systems and the improvement and adaptation of the software. A new and promising development, the use of CAREN in a special application for patients with post-traumatic stress disorder (PTSD), will also be reviewed.  
      Keywords:Computer assisted rehabilitation environment;Virtual reality;Trauma;Amputations;Rehabilitation;Post-traumatic stress disorder;Military medicine   
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    • Jin-Hu Guo, Wei-Min Qu, Shan-Guang Chen, Xiao-Ping Chen, Ke Lv, Zhi-Li Huang, Yi-Lan Wu
      Vol. 1, Issue 3, Pages: 143-149(2014) DOI: 10.1186/2054-9369-1-23
      Keeping the right time in space: importance of circadian clock and sleep for physiology and performance of astronauts
      Abstract:The circadian clock and sleep are essential for human physiology and behavior; deregulation of circadian rhythms impairs health and performance. Circadian clocks and sleep evolved to adapt to Earth’s environment, which is characterized by a 24-hour light–dark cycle. Changes in gravity load, lighting and work schedules during spaceflight missions can impact circadian clocks and disrupt sleep, in turn jeopardizing the mood, cognition and performance of orbiting astronauts. In this review, we summarize our understanding of both the influence of the space environment on the circadian timing system and sleep and the impact of these changes on astronaut physiology and performance.  
      Keywords:Space;Circadian rhythm;Sleep;Performance;Countermeasure   
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      Updated:2026-03-12

      RESEARCH

    • Health and sanitary status in 1970 of Tubu nomads dwelling in Northeastern Niger

      Jean-François Magnaval, Christian Oosterbosch, Michel Mandl, MABN group
      Vol. 1, Issue 3, Pages: 150-161(2014) DOI: 10.1186/2054-9369-1-25
      Health and sanitary status in 1970 of Tubu nomads dwelling in Northeastern Niger
      Abstract:Background:The Tubu are nomadic people who live in remote parts of the central Sahara, primarily in the Tibesti massif (Chad), and in both Northeastern Niger and Southern Libya. All of these areas are close to become conflict zones. However, no data about the Tubu’s health and sanitary status are currently available, which would be of major concern if humanitarian interventions would become required.Methods:In 1970, the "Mission Anthropologique Belge au Niger" (MABN) investigated a Tubu tribe named Broaya that lived at Seguedine and Djado on the northeastern rim of the Tenere desert. One hundred fifty-one adult volunteers answered an oral questionnaire and underwent a medical examination, followed by the collection of blood thin films and samples of urine and stool. The environmental fauna of medical importance was also studied.Results:Albeit 43 year-old, these results have not been previously published. The estimated age of death for fathers was approximately 56 years, and that for mothers was 60 years. On average, each married woman had had 4.7 children. The overall perinatal mortality rate was 232 ‰, the overall infant mortality rate was 153 ‰, and the overall child mortality rate was 99 ‰. The mean height was 164.1 cm and 157.4 cm, the mean weight was 50.1 kg and 47.9kg, and the mean blood pressure was 131/78 mmHg and 127/75 mmHg for males and females, respectively. The physical examination found 6 cases of blindness (4.0%). Five subjects presented with an elevated blood pressure (3.3%), and 5 (3.3%) displayed an abnormal thoracic auscultation evocative of tuberculosis or of an acute lung infection. The abdominal examination and renal palpation found 5 large masses (3.3%), and 2 subjects had a palpable enlarged spleen (1.3%). The blood thin films were fixed in methanol and subsequently examined in Toulouse. The search for blood parasites was negative. The urine samples were centrifuged and then microscopically examined in the field. No blood-fluke eggs were found. The stool samples were mixed with a preservative MIF solution and then stored to be examined later in Toulouse. Three subjects (2%) passed E. histolytica/E. dispar cysts in stools, 16 (10.6%) were parasitized with Giardia sp. and 4 (2.65%) were parasitized with Hymelepis nana. Two specimens of scorpions captured in the camp were subsequently identified as belonging to the harmful genus Androctonus or Leiurus. An investigation into the freshwater fauna was conducted in the marshy ponds surrounding the ghost city of Djado, and no intermediate snail hosts for schistosomiasis haematobium were found. Numerous nymphs of Ceratopogonidae, which are possible vectors for arboviruses of veterinarian importance, were collected, as were larvae and nymphs from two anopheline species, Anopheles hispaniola and An. multicolor, which are not efficient vectors for malaria.Conclusions:Infection-related blindness and trachoma, along with acute pulmonary infections and probably tuberculosis were the major health burden in this tribe. The harsh dry and hot climate may explain the low prevalence of soil-transmitted protozoan diseases or helminthiases.  
      Keywords:Saharan nomadic tribes;Tubu people;Health status;Sahara;Niger;Djado;Seguedine;Mission anthropologique belge au niger   
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      Updated:2026-03-12
    • Yi-Zhou Mei, Xiao-Rui Zhang, Ning Jiang, Jun-Ping Cheng, Feng Liu, Pan Zheng, Wen-Xia Zhou, Yong-Xiang Zhang
      Vol. 1, Issue 3, Pages: 162-172(2014) DOI: 10.1186/s40779-014-0028-8
      The injury progression of T lymphocytes in a mouse model with subcutaneous injection of a high dose of sulfur mustard
      Abstract:Background:In clinical studies, the findings on sulfur mustard (SM) toxicity for CD3+CD4+ and CD3+CD8+ T lymphocyte subsets are contradictory. In animal experiments, the effect of SM on the T cell number and proliferation is incompatible and is even the opposite of the results in human studies. In this study, we observed the dynamic changes of T lymphocytes in the first week in a high-dose SM-induced model.Methods:Mice were exposed to SM by subcutaneous injection (20 mg/kg) and were sacrificed 4 h, 24 h, 72 h and 168 h later. Spleen T lymphocyte proliferation was evaluated by 3H-TdR. Flow cytometric analysis was used to observe the percentage of CD3+CD4+ and CD3+CD8+ T lymphocyte subsets. The IL-1β, IL-6, IL-10 and TNF-α levels in plasma were assayed using the Luminex method. DNA damage in bone marrow cells was observed with the single cell gel electrophoresis technique (SCGE).Results:SM continuously inhibited the proliferation of lymphocytes for 7 days, and there was a significant rebound of Con A-induced T lymphocyte proliferation only at 24 h. The percentage of CD3+CD4+ and CD3+CD8+ lymphocytes was upregulated, which was accompanied by increased IL-1β and TNF-α and decreased IL-10. The IL-6 level was gradually decreased in the PG group at 4 h. The peak of lymphocytic apoptosis and DNA damage occurred at 24 h and 72 h, respectively.Conclusion:Our results show that SM significantly inhibited T lymphocyte proliferation as well as induced CD3+CD4+ and CD3+CD8+ upregulation. SM intoxication also significantly increased the levels of pro-inflammatory cytokines (IL-1β, IL-6 and TNF-α) and inhibited the level of anti-inflammatory cytokine IL-10. Our results may partly be due to the significant SM induced significant apoptosis and necrosis of lymphocytes as well as DNA damage of bone marrow cells. The results provided a favorable evaluation of SM immune toxicity in an animal model.  
      Keywords:Sulfur Mustard;T lymphocyte;apoptosis;cytokine;DNA damage   
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      Updated:2026-03-12

      REVIEW

    • Advances in the biological effects of terahertz wave radiation

      Li Zhao, Yan-Hui Hao, Rui-Yun Peng
      Vol. 1, Issue 3, Pages: 173-176(2014) DOI: 10.1186/s40779-014-1-0026-x
      Abstract:The terahertz (THz) band lies between microwave and infrared rays in wavelength and consists of non-ionizing radiation. Both domestic and foreign research institutions, including the army, have attached considerable importance to the research and development of THz technology because this radiation exhibits both photon-like and electron-like properties, which grant it considerable application value and potential. With the rapid development of THz technology and related applications, studies of the biological effects of THz radiation have become a major focus in the field of life sciences. Research in this field has only just begun, both at home and abroad. In this paper, research progress with respect to THz radiation, including its biological effects, mechanisms and methods of protection, will be reviewed.  
      Keywords:Terahertz;Radiation;Biological effects;Progress   
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      Updated:2026-03-12
    • Effects and mechanisms of a microcurrent dressing on skin wound healing: a review

      Chao Yu, Zong-Qian Hu, Rui-Yun Peng
      Vol. 1, Issue 3, Pages: 177-185(2014) DOI: 10.1186/2054-9369-1-24
      Effects and mechanisms of a microcurrent dressing on skin wound healing: a review
      Abstract:The variety of wound types has resulted in a wide range of wound dressings, with new products frequently being introduced to target different aspects of the wound healing process. The ideal wound dressing should achieve rapid healing at a reasonable cost, with minimal inconvenience to the patient. Microcurrent dressing, a novel wound dressing with inherent electric activity, can generate low-level microcurrents at the device-wound contact surface in the presence of moisture and can provide an advanced wound healing solution for managing wounds. This article offers a review of the effects and mechanisms of the microcurrent dressing on the healing of skin wounds.  
      Keywords:Microcurrent dressing;Electric stimulation;Skin wound healing   
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      Updated:2026-03-12
    • Erik B. Eaton Jr., Timothy R. Varney
      Vol. 1, Issue 3, Pages: 186-195(2014) DOI: 10.1186/s40779-014-0027-9
      Mesenchymal stem cell therapy for acute radiation syndrome: Innovative medical approaches in military medicine
      Abstract:After a radiological or nuclear event, acute radiation syndrome (ARS) will present complex medical challenges that could involve the treatment of hundreds to thousands of patients. Current medical doctrine is based on limited clinical data and remains inadequate. Efforts to develop medical innovations that address ARS complications are unlikely to be generated by the industry because of market uncertainties specific to this type of injury. A prospective strategy could be the integration of cellular therapy to meet the medical demands of ARS. The most clinically advanced cellular therapy to date is the administration of mesenchymal stem cells (MSCs). Results of currently published investigations describing MSC safety and efficacy in a variety of injury and disease models demonstrate the unique qualities of this reparative cell population in adapting to the specific requirements of the damaged tissue in which the cells integrate. This report puts forward a rationale for the further evaluation of MSC therapy to address the current unmet medical needs of ARS. We propose that the exploration of this novel therapy for the treatment of the multivariate complications of ARS could be of invaluable benefit to military medicine.  
      Keywords:Acute radiation syndrome;Mesenchymal stem cell;Cell therapy;Hematopoietic syndrome;Gastrointestinal syndrome;Radiation injury   
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