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Giovanni Messina
Ruolo
Ricercatore a tempo determinato - tipo B
Organizzazione
Università degli Studi di Foggia
Dipartimento
Dipartimento di Medicina Clinica e Sperimentale
Area Scientifica
Area 05 - Scienze biologiche
Settore Scientifico Disciplinare
BIO/09 - Fisiologia
Settore ERC 1° livello
Non Disponibile
Settore ERC 2° livello
Non Disponibile
Settore ERC 3° livello
Non Disponibile
<p>The Mediterranean diet has been recognized historical and cultural heritage of great importance, nutritional and culinary excellence to scratch. In the Mediterranean diet 50-60% of kilocalories should come from carbohydrates, 25-30% from lipids and the remaining 10-15% from protein, the dough thus represents the main source of complex carbohydrates, ideal energy source is essential for the daily activities ensuring the good health state. The beneficial properties and the nutritional values of pasta are numerous Pasta is a ally of the diet: satiating has great power and is an excellent solution for stress. It also contains vitamins of the B group essential for the proper functioning of the nervous system, the starch paste is free glucose, which promotes the synthesis of serotonin, which gives well-being. Some studies have shown that, among the carbohydrates, the pasta has the lowest glycemic index not therefore increases the levels of C-reactive protein, which proved to be correlated with cardiovascular risk does not increase the risk of hypertension because it contains very little sodium and fiber, the latter fundamental in the prevention of cancer.<br /></p>
We evaluated whether cardiac autonomic changes could be associated with different extent of sympathetic nerve resection in the management of essential palmar hyperhidrosis.
<p>Radiofrequency devices for aesthetic applications such as body and face skin tightening, cellulite reduction, rhytids and body contouring treatments are becoming increasingly popular in clinics worldwide due to their demonstrated efficacy and safety combi- ned with a relative lack of complications and down-time. Heating of body tissues by radiofrequency (RF) energy is a mechanism for therapeutic. Such effects may be produced by local changes in tissue temperature (for example, thermally induced changes in regio- nal blood flow) and others may be systemic effects due to the additional thermal load on the body. An elevated core temperature increases metabolism and certain other functions such as heart rate, respiration rate, and nerve conduction velocity</p> <p>The aim of this study was to determine whether healthy subjects, non-obese, undergoing treatment with radiofrequency could see changes in REE and SNA, GSR.</p> <p>Twenty healthy adult female, took part in the study. The study protocol consisted of the treatment of twenty minutes of radiofre- quency in the abdominal region. Participants in the study were presented in the morning at 8 am fasting for at least 12 h, underwent measurement of REE, HRV and GSR 60 minutes prior to treatment, immediately after treatment, and 120 minutes after treatment.</p> <p>Radiofrequency induced significant increases of REE, sympathetic activity, and GSR. This result is also useful in the interpreta- tion of the relationship between the sympathetic nervous system and food intake in young subjects. It has demonstrated a significant influence of sympathetic activity on eating behavior, also through an increase in thermogenesis.</p>
Previous studies suggested that the occipitoparietal stream orients attention toward the near/lower space and is involved in immediate reaching, whereas the occipitotemporal stream orients attention toward the far/upper space and is involved in delayed reaching. In the present study, we investigated the role of the occipitotemporal stream in attention orienting and delayed reaching in a patient (GP) with bilateral damage to the occipitoparietal areas and optic ataxia. GP and healthy controls took part in three experiments. In the experiment 1, the participants bisected lines oriented along radial, vertical, and horizontal axes. GP bisected radial lines farther, and vertical lines more above, than the controls, consistent with an attentional bias toward the far/upper space and near/lower space neglect. The experiment 2 consisted of two tasks: (1) an immediate reaching task, in which GP reached target locations under visual control and (2) a delayed visual reaching task, in which GP and controls were asked to reach remembered target locations visually presented. We measured constant and variable distance and direction errors. In immediate reaching task, GP accurately reached target locations. In delayed reaching task, GP overshot remembered target locations, whereas the controls undershot them. Furthermore, variable errors were greater in GP than in the controls. In the experiment 3, GP and controls performed a delayed proprioceptive reaching task. Constant reaching errors did not differ between GP and the controls. However, variable direction errors were greater in GP than in the controls. We suggest that the occipitoparietal damage, and the relatively intact occipitotemporal region, produced in GP an attentional orienting bias toward the far/upper space (experiment 1). In turns, the attentional bias selectively shifted toward the far space remembered visual (experiment 2), but not proprioceptive (experiment 3), target locations. As a whole, these findings further support the hypothesis of an involvement of the occipitotemporal stream in delayed reaching. Furthermore, the observation that in both delayed reaching tasks the variable errors were greater in GP than in the controls suggested that in optic ataxia is present not only a visuo- but also a proprioceptivo-motor integration deficit.
Selective Mutism (SM) is a rare disease in children coded by DSM-5 as an anxiety disorder. Despite the disabling nature of the disease, there is still no specific treatment.
<p>The orexin-A/hypocretin-1 and orexin-B/hypocretin-2 are neuropeptides synthesized by a cluster of neurons in the lateral hypothalamus. Orexins play an significant role in regulating arousal and attention. The term “arousal” refers to a person’s general state of alertness or excitation, both physiological and psychological. Arousal levels ranges on a continuum from drowsiness through alertness to excitement. Orexin plays an important role in the regulation of feeding behaviour. The orexin stimulates food intake and reduces the metabolic rate, increasing and maintaining the body's energy reserves. Orexins play also a fundamental role in the regulation of the sleep-wake cycle by increasing arousal levels and maintaining wakefulness. Its deficit can cause narcolepsy. Key to the diagnosis of narcolepsy is the combination of a common symptom, excessive daytime sleepiness, and an uncommon symptom, cataplexy, i.e. a sudden and transient episode of muscle weakness</p> <div><br /></div>
Background: Previous studies suggested that movement velocity influence space perception. Aim and Objectives: We examined whether healthy participants used velocity information when they were asked to reproduce a previously performed movement. Two experiments were carried out. Methods: In Experiment 1, blindfolded participants actively performed an arm movement (criterion movement, CM) at a natural velocity, or quickly, or slowly. After a brief delay, participants were asked to reproduce (reproduction movement, RM) CM-amplitude. No velocity constraints were imposed in making RM. In Experiment 2, CM was performed quickly or slowly. After a brief delay, the participants were asked to reproduce not only CM-amplitude but also CM-velocity. Results: Experiment 1: in Natural condition, RM-velocity did not differ from CM-velocity and the participants accurately reproduced CM-amplitude. Conversely, in Fast and Slow condition, RM-velocities differed from CM-velocities and in Slow condition RM-amplitude was greater than CM-amplitude. Experiment 2: both RM-amplitude and -velocity did not differ from CM-amplitude and -velocity. Conclusion: The present study confirms the view that movement velocity influences selectively space perception and suggests that this influence is stronger for slow than fast movements. Furthermore, although velocity information is crucial in accurately reproducing CM-amplitude, it was not used spontaneously when movements were performed at unnatural velocities.
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