Publications by authors named "Scotto J"

Importance: Safe and effective long-term treatments for moderate to severe plaque psoriasis are needed.

Objective: To evaluate the long-term safety and efficacy of deucravacitinib through 3 years (week 148) in the randomized POETYK PSO-1, PSO-2, and nonrandomized long-term extension (LTE) trials.

Design, Setting, And Participants: PSO-1/PSO-2 were global, 52-week, randomized, double-blinded phase 3 trials in patients with moderate to severe plaque psoriasis.

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Purpose: Studies focusing on safety outcomes typically require large populations to comprehensively characterise the patient groups exposed to the medicines under investigation. However, there is often less information for subpopulations, such as pregnant or breastfeeding women, particularly when new medicines are considered. It is important to understand what information can be obtained from drug utilization studies (DUS) involving pregnant women in the early years postmarketing to provide supportive information for safety studies.

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The fabrication of efficient organic electrochemical transistors (OECTs)-based biosensors requires the design of biocompatible interfaces for the immobilization of biorecognition elements, as well as the development of robust channel materials to enable the transduction of the biochemical event into a reliable electrical signal. In this work, PEDOT-polyamine blends are shown as versatile organic films that can act as both highly conducting channels of the transistors and non-denaturing platforms for the construction of the biomolecular architectures that operate as sensing surfaces. To achieve this goal, we synthesized and characterized films of PEDOT and polyallylamine hydrochloride (PAH) and employed them as conducting channels in the construction of OECTs.

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Purpose: Passive Radiotherapy Intensity Modulators for Electrons (PRIME) devices are comprised of cylindrical tungsten island blocks imbedded in a machinable foam slab within the patient's cutout. Intensity-modulated bolus electron conformal therapy (IM-BECT) uses PRIME devices to reduce dose heterogeneity caused by the irregular bolus surface. Heretofore, IM-BECT dose calculations used the pencil beam redefinition algorithm (PBRA) assuming perfect collimation.

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The biofunctionalization of graphene field-effect transistors (GFETs) through vinylsulfonated-polyethyleneimine nanoscaffold is presented for enhanced biosensing of severe acute respiratory-related coronavirus 2 (SARS-CoV-2) spike protein and human ferritin, two targets of great importance for the rapid diagnostic and monitoring of individuals with COVID-19. The heterobifunctional nanoscaffold enables covalent immobilization of binding proteins and antifouling polymers while the whole architecture is attached to graphene by multivalent π-π interactions. First, to optimize the sensing platform, concanavalin A is employed for glycoprotein detection.

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Graphene is a two-dimensional semiconducting material whose application for diagnostics has been a real game-changer in terms of sensitivity and response time, variables of paramount importance to stop the COVID-19 spreading. Nevertheless, strategies for the modification of docking recognition and antifouling elements to obtain covalent-like stability without the disruption of the graphene band structure are still needed. In this work, we conducted surface engineering of graphene through heterofunctional supramolecular-covalent scaffolds based on vinylsulfonated-polyamines (PA-VS).

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Background: Ipilimumab has shown long-term overall survival (OS) in patients with advanced melanoma in clinical trials, but robust real-world evidence is lacking. We present long-term outcomes from the IMAGE study (NCT01511913) in patients receiving ipilimumab and/or non-ipilimumab (any approved treatment other than ipilimumab) systemic therapies.

Methods: IMAGE was a multinational, prospective, observational study assessing adult patients with advanced melanoma treated with ipilimumab or non-ipilimumab systemic therapies between June 2012 and March 2015 with ≥3 years of follow-up.

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Dog relinquishment is a large component of shelter intake in the United States. Research has shown traits of the dog are associated with relinquishment as well as general characteristics of those relinquishing. Low income is often cited as a risk factor for relinquishment.

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Sexually mature male and female Gottingen minipigs were exposed to various concentrations of GB and GF vapor via whole-body inhalation exposures or to liquid GB or GF via intravenous or subcutaneous injections. Vapor inhalation exposures were for 10, 60 or 180 min. Maximum likelihood estimation was used to calculate the median effect levels for severe effects (ECT50 and ED50) and lethality (LCT50 and LD50).

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Purpose: Exposure to ultraviolet-B (UVB) radiation is a well-established risk factor for human cutaneous malignant melanoma. Intermittent and cumulative exposures from UVB have been estimated most often by interview questionnaire. This study assessed cumulative UVB using a ground-based measurement instrument to estimate the association between UVB and melanoma.

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The current studies estimated effective (miosis) concentrations of the nerve agents' sarin (GB) and cyclosarin (GF) as a function of exposure duration in the Gottingen minipig and determined dependency of the median effective dosage (ECT50) over time. Male and female Gottingen minipigs were exposed to various concentrations of vapor GB or GF for 10, 60, or 180 min. Infrared images of the pig's pupil before, during, and after nerve agent exposure were captured digitally and pupil area was quantified.

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Inhibition of acetylcholinesterase (AChE) by the organophosphorous compound sarin (GB) results in the accumulation of acetylcholine and excessive cholinergic stimulation. There are few data in the literature regarding the effects of multiple low-level exposures to GB and other organophosphorous compounds via relevant routes of exposure. Therefore, the present study was undertaken, and is the first, to investigate the effect of low-level repeated whole-body inhalation exposures to GB vapor on pupil size and cholinesterase activity in the eyes and blood.

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Clozapine and negative symptoms. An open study.

Prog Neuropsychopharmacol Biol Psychiatry

April 2000

1. Clozapine, the first atypical antipsychotic, has demonstrated an efficacy in the treatment of resistant schizophrenia. But one of the major challenge in the treatment of schizophrenia remains the lack of efficacy of antipsychotics on negative symptoms of schizophrenia.

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The efficacy of hydroxyzine and buspirone, controlled by placebo, was investigated in a double-blind, parallel group, multicentre study conducted in France and the UK. A total of 244 patients with generalised anxiety disorder in primary care was allocated randomly to treatments with hydroxyzine (12.5 mg morning and mid-day, 25 mg evening), buspirone (5 mg morning and mid-day, 10 mg evening) or placebo (three capsules/day) for 4 weeks, preceded by a 1-week single-blind placebo run-in and followed by 1-week single-blind placebo administration.

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Cycloid psychoses constitute an original classification originally proposed by Leonhard and comprising clinical pictures intermediate between schizophrenic psychoses and bipolar disorders. The exact situation of these disorders in psychiatric classifications has been the subject of debate, and their existence is still questioned. Only schizo-affective psychoses have been accepted as autonomous.

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A cross-sectional study was conducted on a random sample of 1,200 health care professionals in Marseille, France, in order to assess the prevalences of depression and burnout, and to compare these two entities. Depression was assessed by the Center for Epidemiologic Studies-Depression scale (CES-D), and burnout by the Maslach Burnout Inventory (MBI). Burnout is a syndrome of emotional exhaustion, depersonalization towards patients, and reduced sense of personal accomplishment.

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Standard auditory evoked potentials (AEP) were recorded in 50 schizophrenic patients and 47 normal controls. All patients were rated on the Brief Psychiatric Rating Scale (BPRS), the Scale for the Assessment of Negative Symptoms (SANS), the Scale for the Assessment of Positive Symptoms (SAPS), and the Positive and Negative Syndrome Scale (PANSS), and were classified in three groups (positive-type [n = 10], negative-type [n = 23]and mixed-type [n = 17]patients) according to the normative criteria suggested by Kay. The mean latencies of AEP components (N1, P2, N2) and mean peak-to-peak amplitudes (N1P2, P2N2) did not correlate with age, duration of illness, length of hospitalisation or neuroleptic dosage.

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In schizophrenia, the hypothesis of frontal dysfunctions is sustained by various clinical, neuroradiological and neuropsychological observations. We have studied the degree of frontal cognitive impairment in 42 schizophrenic patients according to the DSM IV as compared to 19 normal subjects. Furthermore, the performances of the different tests were connected with the age, the duration of the disease, the severity of the illness (measured by the PANSS scale) and the incidence of the treatments.

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Article Synopsis
  • The study investigates the psychometric properties of the French version of the Positive and Negative Syndrome Scale (PANSS) using a sample of 85 schizophrenic subjects.
  • The research discusses the construct validity and reliability of the PANSS, focusing on its three traditional dimensions: positive, negative, and general psychopathology.
  • The authors propose an alternative five-dimensional model (negative, hostility, positive, disorganization, anxiety) that accounts for 54% of the total variance, along with an evaluation of the internal consistency of this new solution.
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Drug abusers are one of the main groups exposed to the HIV contamination: they account for 23.3% of the cumulative cases of contamination in France. If sharing injection equipment is the major risk factor, we must consider the use of some specific drugs, personality factors, socioeconomic status and sexual behaviors to be significant risk factors.

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Since Kraepelin's works, depressive disorders have been considered as transient pathological episodes which are easily cured with antidepressive medications. Among these disorders, only manic-depressive illness, due to its periodic course, and neurotic depression, prone to recurrences and chronicity, do not fit with this model. In fact, many recent studies, conducted for the most part on large samples of depressive patients followed during a long period of time (many years), lead to other perspectives.

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