Publications by authors named "Maki Sato"

Background: The misalignment of sleep and eating patterns with biological cycles is a significant issue that could have detrimental effects on health and is prevalent among cancer patients. Sleep duration, chronotype, and nutrition may be linked to the presence of urothelial tract cancer. Bladder cancer is the most frequently diagnosed cancer in the urinary system.

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Increased use of electronic devices such as smartphones has led to an increase in neck and shoulder stiffness to the forefront of the public people. It is said that prolonged posture with the head tilted forward causes excessive muscle activity in the head and neck region, resulting in muscle fatigue symptoms such as stiff shoulders. Various bathing methods have been proposed as a means of recovering from muscle stiffness, and in particular, contrast water therapy (CWT) is said to be highly effective in recovering from muscle fatigue.

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Background: People differ in their preferred time for intellectual activities. Morningness-eveningness preferences describe the preferred time for performing daily activities and are determined by chronotype. Chronotype reflects circadian preference in humans and is divided into morning, intermediate, and evening types.

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  • Fluoroquinolones, common antibiotics, have been linked to aortic disease, leading to an FDA warning, but recent studies challenge this risk perception.
  • The study focused on levofloxacin's impact on aortic dissection through both lab tests and mouse models, revealing endothelial cell damage in vitro but no significant increase in aortic dissection risk in vivo.
  • Overall, despite some harmful effects observed in lab settings, the research concludes that fluoroquinolones do not significantly increase the risk of aortic dissection in clinical practice, suggesting their continued use is safe while recommending further studies for clarity.
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Comorbid Alzheimer's disease (AD) neuropathology is common in Lewy body disease (LBD); however, AD comorbidity in the prodromal phase of LBD remains unclear. This study investigated AD comorbidity in the prodromal and symptomatic phases of LBD by analyzing plasma biomarkers in patients with Parkinson's disease (PD) and dementia with Lewy bodies (DLB) and individuals at risk of LBD (NaT-PROBE cohort). Patients with PD (PD group, n = 84) and DLB (DLB group, n = 16) and individuals with LBD with ≥ 2 (high-risk group, n = 82) and without (low-risk group, n = 37) prodromal symptoms were enrolled.

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Background: AGEs, their receptor (RAGE), and the extracellular newly identified receptor for AGEs product-binding protein (EN-RAGE) are implicated in the pathogenesis of inflammation.

Aim: We analyzed serum EN-RAGE, soluble RAGE (sRAGE), and their isoforms: endogenous secretory - esRAGE and cleaved - cRAGE concentrations in lean controls (n = 74) and in patients with obesity (n = 71) treated for three weeks with moderate calorie restriction (CR) combined with physical activity in a hospital condition.

Methods: Using the ELISA method, serum sRAGE, esRAGE, and EN-RAGE were measured before and after CR.

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  • * The case study highlights an eight-month-old girl with a significant ASD and BPD-PH, where her pulmonary pressures were higher than systemic pressures, leading to a complicated right-to-left shunt.
  • * After treating her with pulmonary preconditioning (dexamethasone and diuretics), the ASD was successfully closed, normalizing her heart pressures and improving oxygen saturation levels.
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  • A study was conducted to explore the unclear relationship between angiogenesis inhibitors (cancer drugs) and the risk of aortic dissection, using a combination of lab mice, cultured cells, and real-world data.
  • Results indicated that angiogenesis inhibitors, unlike other hypertension drugs, significantly increased the risk of aortic aneurysms and dissection, especially in patients with a history of atherosclerosis and dyslipidemia.
  • In mouse models treated with the drug sunitinib, there was an increase in both blood pressure and instances of aortic dissection, linked to endothelial cell damage and higher levels of a harmful molecule called endothelin-1, highlighting the need for safer cancer treatments.
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  • Following the Fukushima nuclear disaster, thyroid ultrasound examinations were conducted for residents under 18, revealing an unexpectedly high rate of pediatric thyroid cancer.* -
  • A study assessed the biological effects of radiation using translocated chromosome aberrations in three groups: thyroid cancer patients, those with thyroid-related diseases, and healthy controls.* -
  • Initial findings showed higher rates of chromosome aberrations in thyroid cancer patients, but differences vanished after considering previous CT scans, highlighting the impact of medical imaging on radiation exposure in young individuals.*
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Background: Breast milk, nature's optimum source of nutrition for infants, can contain undesirable microorganisms that cause severe morbidity. After an outbreak of multidrug-resistant Escherichia coli among neonates receiving breast milk donated by another mother in our neonatal intensive care unit (NICU), we were motivated to develop a high-grade breast milk pasteurizer (BMP) designed to thaw and pasteurize breast milk at 63°C for 30 min in a sealed bag without having to open the bag or immerse it in water.

Methods: Pre-existing bacteria and spiked cytomegalovirus (CMV) were measured pre- and post-pasteurization in frozen breast milk donated by mothers of children admitted to the NICU.

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  • Patients with Parkinson's disease (PD) experience various speech issues, such as difficulties with dysarthria and language, which were compared to healthy controls (HC) using advanced language analysis tools.
  • The study included 53 PD patients with normal cognitive function and 53 HCs, utilizing machine learning to analyze their spontaneous speech based on specific linguistic features like part-of-speech and syntactic complexity.
  • Findings revealed that PD patients produced fewer morphemes and differed in verb and noun usage compared to HCs, with over 80% accuracy in distinguishing between the two groups using these speech characteristics.
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Individuals with prodromal symptoms of Lewy body disease (LBD), such as rapid eye movement sleep behavior disorder (RBD), often showed imaging defects similar to patients with Parkinson's disease and dementia with Lewy bodies. We examined dopamine transporter (DaT) single-photon-emission computed tomography (SPECT) and metaiodobenzylguanidine (MIBG) scintigraphy in 69 high-risk subjects with ≥2 prodromal symptoms (dysautonomia, hyposmia, and probable RBD) and 32 low-risk subjects without prodromal symptoms, whom were identified through a questionnaire survey of health checkup examinees. The high-risk subjects had significantly worse scores on Stroop test, line orientation test, and the Odor Stick Identification Test for Japanese than the low-risk subjects.

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Introduction: Physiological and biochemical processes in the human body occur in a specific order and show rhythmic variability. Time dependence characterizes the secretion of cortisol and dehydroepiandrosterone (DHEA). One-day fasting implies alternating fasting days and eating days.

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  • * In a study involving 412 mothers, the researchers measured neutralizing antibody titers (NATs) and epitope-specific antibody (ESA) levels in maternal and cord blood, finding that levels in cord blood were slightly higher.
  • * The findings suggested a strong correlation between maternal and cord blood NATs and ESA levels, particularly for a specific site on the RSV F protein, indicating that mothers effectively transfer protective antibodies to their infants.
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Objective: About 30%-50% of patients with amyotrophic lateral sclerosis (ALS) show cognitive impairment ranging from mild dysexecutive syndrome to frontotemporal dementia. We aimed to develop a brief cognitive test, convenient auditory-based language and executive function test (CABLET), for rapid detection of cognitive impairment in ALS, with reduced load on motor function.

Method: The CABLET comprises two tests using auditory verbal stimuli: Test 1, assessing word repetition and lexical judgment, and Test 2, evaluating verbal short-term memory and semantics knowledge.

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Context: Flaxseed has a characteristic fatty acids composition and unique phytonutrient profile that may have health-promoting properties.

Objective: This study aimed to determine the effects of 10 weeks of supplementation with the flaxseed (28 g/day) on endothelial cells (EC) function, serum lipids and proinflammatory mediators in patients with mild and severe dyslipidaemia.

Materials And Methods: Eleven lean patients with severe dyslipidaemia treated with apheresis (group 1; 10 weeks treated in four phases: (i) ordinary diet, (ii) ordinary diet + flaxseed, (iii) ordinary diet (wash out), (iv) ordinary diet + placebo) and eleven obese patients with mild dyslipidaemia-not treated with apheresis (group 2; 10 weeks treated in two phases: (i) ordinary diet, (ii) low fat diet + flaxseed).

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Dualisms are pervasive. The divisions between the rational mind, the physical body, and the external natural world have set the stage for the successes and failures of contemporary cognitive science and artificial intelligence.1 Advanced machine learning (ML) and artificial intelligence (AI) systems have been developed to draw art and compose music.

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  • Bronchopulmonary dysplasia (BPD) is a common condition in preterm infants that can lead to long-term respiratory issues, and the study aimed to explore serum periostin as a potential biomarker for BPD.
  • Researchers analyzed serum periostin levels in 98 preterm infants and found that those with BPD had significantly higher periostin levels at birth compared to those without BPD.
  • The findings suggest a correlation between serum periostin levels, gestational age, and birth weight, highlighting the need for further research into why periostin levels are elevated in BPD infants.
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Background: Chronotype is the pattern of the circadian rhythm that allows an individual to optimize times of sleep and activity. It has been observed that chronotypes may associate with some conditions and diseases, including obesity. It is not known, however, whether chronotypes determine the effectiveness of weight loss regimens.

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Introduction: The impact of deep brain stimulation (DBS) on speech rhythm and its mechanism remains unclear. We investigated speech rhythm characteristics of patients with Parkinson's disease (PD) treated with subthalamic nucleus (STN) DBS to understand the underlying pathophysiology better.

Methods: We enrolled a total of 105 participants and evaluated speech rhythm performances among patients with PD who had undergone STN-DBS (the PD-DBS group), patients with PD treated only with medication (the PD-Med group), patients with cerebellar ataxia (the CA group), and healthy controls (the HC group).

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Oxidative stress and inflammation are implicated in obesity. Therefore, we investigated whether moderate and short-term calorie restriction (CR) reflects a real-life situation, mediates weight loss, and improves oxidative stress markers. We analyzed oxidative stress markers in patients with obesity undergoing moderate CR.

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Bronchopulmonary dysplasia (BPD) is a common cause of pulmonary disease in preterm infants. The soluble receptor for advanced glycation end products (sRAGE) is implicated in the development of various pulmonary diseases. The objectives of the current study were to investigate perinatal factors associated with serum sRAGE levels at birth and to establish whether serum sRAGE could be a biomarker for BPD.

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