نتایج جستجو برای: mel
تعداد نتایج: 4418 فیلتر نتایج به سال:
MEL HORSE has been developed for studying quadruped robot and biped robot. Biped robot "MEL Deinonychus II" is a fore-portion of "MEL HORSE II". To develop legged robot, we can not avoid the problem how to control the robot real-timely. Control of ZMP(Zero Moment Point) is indispensable in order for a legged type robot to dynamic walk. Conventionally, control of ZMP prepared a trajectory with w...
BACKGROUND DATA Narrow band ultraviolet B (UVB) is an effective and safe option for the treatment of vitiligo. However, a complete and long-lasting repigmention of vitiligo patches is difficult to achieve. Combined treatments with novel sources of phototherapy and topical agents represent possible new strategies. OBJECTIVE The purpose of this study was to compare the efficacy of combined tacr...
let-502 rho-binding kinase and mel-11 myosin phosphatase regulate Caenorhabditis elegans embryonic morphogenesis. Genetic analysis presented here establishes the following modes of let-502 action: (i) loss of only maternal let-502 results in abnormal early cleavages, (ii) loss of both zygotic and maternal let-502 causes elongation defects, and (iii) loss of only zygotic let-502 results in steri...
Murine and human leukocytes express surface glycoproteins, termed homing receptors (HRs), containing lectin-like, EGF-like (egf), and complement binding-like domains, that apparently endow these cells with the ability to home to peripheral lymph nodes (pln's) by virtue of an adhesive interaction with the pln postcapillary venule endothelium. The murine pln HR was initially characterized with a ...
Prion diseases have been observed to deregulate the transcription of erythroid genes, and prion protein knockout mice have demonstrated a diminished response to experimental anemia. To investigate the role of the cellular prion protein (PrP(C)) in erythropoiesis, we studied the protein's expression on mouse erythroid precursors in vivo and utilized an in vitro model of the erythroid differentia...
PURPOSE Melatonin (MEL) is an effective antioxidant in numerous experimental models, both in vitro and in vivo. However, it should be stressed that there are also papers reporting limited antioxidative activity of MEL or even giving evidence for its pro-oxidative properties. In the present paper we investigated the influence of MEL on the oxidative damage of human erythrocytes during prolonged ...
BACKGROUND : Few experimental and clinical studies show that melatonin (MEL) can play a signifi cant part to modulate circadian bone metabolism. On this basis it was suggested that MEL secretion which altered during 24-h in obese women could be of importance to regulate bony mass defect after menopause. OBJECTIVE: The aim of the study was to prove if there were any connection between changes in...
According to the World Health Organization (WHO), Plasmodium falciparum is the deadliest parasite among all species. This parasite possesses the ability to sense molecules, including melatonin (MEL) and cAMP, and modulate its cell cycle accordingly. MEL synchronizes the development of this malaria parasite by activating several cascades, including the generation of the second messenger cAMP. Th...
Exposure to the herbicide Atrazine (ATR) can cause immunotoxicity, apart from other adverse consequences for animal and human health. We aimed at elucidating the apoptotic mechanisms involved in immunotoxicity of ATR and their attenuation by Melatonin (MEL). Young Swiss mice were divided into control, ATR and MEL+ATR groups based on daily (x14) intraperitoneal administration of the vehicle (nor...
This paper compares the effects of exposure to exogenous melatonin (MEL), short days (SD, 8h of light) and long days (LD, 16 h of light), on reproductive activity, sperm motility and other reproductive variables, in Blanca Andaluza bucks. Fourteen males were spilt into two groups of seven animals (G1 and G2). They were subjected to five alternations of 2 months of LD followed by 2 months of SD ...
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