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Objectives/Goals: This review examined if sleep duration is associated with established Alzheimer’s disease (AD) fluid biomarkers, such as amyloid-β peptides (Aβ40 and Aβ42), total-tau (t-tau), phosphorylated tau (p-tau181 and p-tau217), neurofilament light chain (NfL), and glial fibrillary acidic protein (GFAP). Methods/Study Population: We searched PubMed, CINAHL, and SCOPUS through September 15, 2024, using keywords and appropriate subject headings related to AD, fluid biomarkers, and sleep. The search was developed and conducted in collaboration with a medical librarian. We also searched Google Scholar and screened the reference lists of relevant reviews. Two independent reviewers screened 1,657 peer-reviewed articles, of which 21 met the inclusion criteria (14 with biomarkers measured in cerebrospinal fluid [CSF] and 7 in blood). Two review authors independently extracted study details from included articles using a standardized data extraction template. Results/Anticipated Results: Sample sizes ranged from 18 to 4,712 participants. Sleep duration was assessed using self-reported measures in 8 studies and objective measures in 13. For the 14 studies using CSF biomarkers, lower Aβ42 (3/14), Aβ40 (1/14), or the ratio (1/14) were associated with either short or long sleep duration; t-tau (3/14) and p-tau181 (4/14) levels were mostly associated with short sleep. For the 7 blood-based biomarker studies, Aβ42 (2/7), Aβ40 (2/7), and the ratio (3/7) had mixed results with either short or long sleep. T-tau (1/7) and p-tau181 (1/7) levels were associated with long sleep; NfL (2/7) was associated with both short and long sleep. Six studies reported nonlinear relationships, with both short and long sleep associated with unfavorable biomarker profiles. None of the studies investigated p-tau 217 or GFAP. Discussion/Significance of Impact: Our results suggest that the relationship between sleep duration and AD fluid biomarkers is very complex, and it highlights the importance of sleep in AD risk assessment and prevention. The inconsistency in findings stresses the need for standardized study design and measurement methods to clarify causality and inform clinical guidelines.
In acute ischemic stroke, a longer time from onset to endovascular treatment (EVT) is associated with worse clinical outcome. We investigated the association of clinical outcome with time from last known well to arrival at the EVT hospital and time from hospital arrival to arterial access for anterior circulation large vessel occlusion patients treated > 6 hours from last known well.
Methods:
Retrospective analysis of the prospective, multicenter cohort study ESCAPE-LATE. Patients presenting > 6 hours after last known well with anterior circulation large vessel occlusion undergoing EVT were included. The primary outcome was the modified Rankin Scale (mRS) score at 90 days. Secondary outcomes were good (mRS 0–2) and poor clinical outcomes (mRS 5–6) at 90 days, as well as the National Institutes of Health Stroke Scale at 24 hours. Associations of time intervals with outcomes were assessed with univariable and multivariable logistic regression.
Results:
Two hundred patients were included in the analysis, of whom 85 (43%) were female. 90-day mRS was available for 141 patients. Of the 150 patients, 135 (90%) had moderate-to-good collaterals, and the median Alberta Stroke Program Early CT Score (ASPECTS) was 8 (IQR = 7–10). No association between ordinal mRS and time from last known well to arrival at the EVT hospital (odds ratio [OR] = 1.01, 95% CI = 1.00–1.02) or time from hospital arrival to arterial access (OR = -0.01, 95% CI = -0.02–0.00) was seen in adjusted regression models.
Conclusion:
No relationship was observed between pre-hospital or in-hospital workflow times and clinical outcomes. Baseline ASPECTS and collateral status were favorable in the majority of patients, suggesting that physicians may have chosen to predominantly treat slow progressors in the late time window, in whom prolonged workflow times have less impact on outcomes.
OBJECTIVES/GOALS: In this study, we aim to report the role of porins and blaCTX-M β-lactamases among Escherichia coli and Klebsiella pneumoniae, focusing on emerging carbapenem resistant Enterobacterales (CRE) subtypes, including non-carbapenemase producing Enterobacterales (NCPE) and ertapenem-resistant but meropenem-susceptible (ErMs) strains. METHODS/STUDY POPULATION: Whole genome sequencing was conducted on 76 carbapenem-resistant isolates across 5 hospitals in San Antonio, U.S. Among these, NCP isolates accounted for the majority of CRE (41/76). Identification and antimicrobial susceptibility testing (AST) results were collected from the clinical charts. Repeat speciation was determined through whole genome sequencing (WGS) analysis and repeat AST, performed with microdilution or ETEST®. Minimum inhibitory concentrations (MIC) were consistent with Clinical and Laboratory Standards Institute (CLSI M100, ED33). WGS and qPCR were used to characterize the resistome of all clinical CRE subtypes, while western blotting and liquid chromatography with tandem mass spectrometry (LC-MS-MS) were used to determine porin expression and carbapenem hydrolysis, respectively. RESULTS/ANTICIPATED RESULTS: blaCTX-Mwas found to be most prevalent among NCP isolates (p = 0.02). LC-MS/MS analysis of carbapenem hydrolysis revealed that blaCTX-M-mediated carbapenem hydrolysis, indicating the need to reappraise the term, “non-carbapenemase (NCP)®” for quantitatively uncharacterized CRE strains harboring blaCTX-M. Susceptibility results showed that 56% of all NCPE isolates had an ErMs phenotype (NCPE vs. CPE, p < 0.001), with E. coli driving the phenotype (E. coli vs. K. pneumoniae, p < 0.001). ErMs strains carrying blaCTX-M, had 4-fold more copies of blaCTX-M than ceftriaxone-resistant but ertapenem-susceptible isolates (3.7 v. 0.9, p < 0.001). Immunoblot analysis demonstrated the absence of OmpC expression in NCP-ErMs E. coli, with 92% of strains lacking full contig coverage ofompC. DISCUSSION/SIGNIFICANCE: Overall, this work provides evidence of a collaborative effort between blaCTX-M and OmpC in NCP strains that confer resistance to ertapenem but not meropenem. Clinically, CRE subtypes are not readily appreciated, potentially leading to mismanagement of CRE infected patients. A greater focus on optimal treatments for CRE subtypes is needed.
Healthcare workers (HCWs) were at increased risk for mental health problems during the COVID-19 pandemic, with prior data suggesting women may be particularly vulnerable. Our global mental health study aimed to examine factors associated with gender differences in psychological distress and depressive symptoms among HCWs during COVID-19. Across 22 countries in South America, Europe, Asia and Africa, 32,410 HCWs participated in the COVID-19 HEalth caRe wOrkErS (HEROES) study between March 2020 and February 2021. They completed the General Health Questionnaire-12, the Patient Health Questionnaire-9 and questions about pandemic-relevant exposures. Consistently across countries, women reported elevated mental health problems compared to men. Women also reported increased COVID-19-relevant stressors, including insufficient personal protective equipment and less support from colleagues, while men reported increased contact with COVID-19 patients. At the country level, HCWs in countries with higher gender inequality reported less mental health problems. Higher COVID-19 mortality rates were associated with increased psychological distress merely among women. Our findings suggest that among HCWs, women may have been disproportionately exposed to COVID-19-relevant stressors at the individual and country level. This highlights the importance of considering gender in emergency response efforts to safeguard women’s well-being and ensure healthcare system preparedness during future public health crises.
Identifying neuroimaging biomarkers of antidepressant response may help guide treatment decisions and advance precision medicine.
Aims
To examine the relationship between anhedonia and functional neurocircuitry in key reward processing brain regions in people with major depressive disorder receiving aripiprazole adjunct therapy with escitalopram.
Method
Data were collected as part of the CAN-BIND-1 study. Participants experiencing a current major depressive episode received escitalopram for 8 weeks; escitalopram non-responders received adjunct aripiprazole for an additional 8 weeks. Functional magnetic resonance imaging (on weeks 0 and 8) and clinical assessment of anhedonia (on weeks 0, 8 and 16) were completed. Seed-based correlational analysis was employed to examine the relationship between baseline resting-state functional connectivity (rsFC), using the nucleus accumbens (NAc) and anterior cingulate cortex (ACC) as key regions of interest, and change in anhedonia severity after adjunct aripiprazole.
Results
Anhedonia severity significantly improved after treatment with adjunct aripiprazole.
There was a positive correlation between anhedonia improvement and rsFC between the ACC and posterior cingulate cortex, ACC and posterior praecuneus, and NAc and posterior praecuneus. There was a negative correlation between anhedonia improvement and rsFC between the ACC and anterior praecuneus and NAc and anterior praecuneus.
Conclusions
Eight weeks of aripiprazole, adjunct to escitalopram, was associated with improved anhedonia symptoms. Changes in functional connectivity between key reward regions were associated with anhedonia improvement, suggesting aripiprazole may be an effective treatment for individuals experiencing reward-related deficits. Future studies are required to replicate our findings and explore their generalisability, using other agents with partial dopamine (D2) agonism and/or serotonin (5-HT2A) antagonism.
Edited by
Dennis S. Chi, Memorial Sloan-Kettering Cancer Center, New York,Nisha Lakhi, Richmond University Medical Center, Staten Island,Nicoletta Colombo, University of Milan-Bicocca
Ovarian preservation in premenopausal women with early uterine leiomyosarcoma is a controversial clinical topic. Estrogen/progesterone receptor activation may play an important role in tumor development in uterine leiomyosarcoma and there is evidence that receptor expression is associated with survival. Whilst the retrospective evidence from large databases or smaller studies showed no adverse impact of ovarian preservation on survival, the high rate of recurrence even in early stages, the high rate of estrogen receptor expression, and the emergence of hormonal treatment for uterine leiomyosarcoma should drive clinicians to consider oophorectomy for patients with hormone-receptor positive uterine leiomyosarcoma.
The NIH National Center for Advancing Translational Science (NCATS) was established to support translational research that spans the entire TS Continuum, with the goal of bridging the gap between preclinical biomedical research and real-world applications to advance treatments to patients more quickly. In 2018, the Translational Science Training (TST) TL1 Program at the University of Texas Health Science Center at San Antonio implemented new strategies to better include and encourage research more broadly across the TS Continuum, including the addition of postdoctoral scientists and a clinically trained Program Co-Director, expansion of team science and community engagement programming, and targeted trainee recruitment from schools of nursing, dentistry, and allied health, in addition to medicine. The objective of this bibliometric analysis was to determine if the program exhibited a more diverse mix of T-types after the adjustments made in 2018. The TST/TL1 Program experienced a shift in T-type, from mostly T0 (preclinical) to more T3/T4 (clinical implementation/public health) research, after new strategies were implemented. This supports the conclusion that strategic programmatic adjustments by an NCATS-funded predoctoral training program resulted in outcomes that better align with NCATS priorities to develop Trainees who contribute across the entire TS Continuum.
Despite replicated cross-sectional evidence of aberrant levels of peripheral inflammatory markers in individuals with major depressive disorder (MDD), there is limited literature on associations between inflammatory tone and response to sequential pharmacotherapies.
Objectives
To assess associations between plasma levels of pro-inflammatory markers and treatment response to escitalopram and adjunctive aripiprazole in adults with MDD.
Methods
In a 16-week open-label clinical trial, 211 participants with MDD were treated with escitalopram 10– 20 mg daily for 8 weeks. Responders continued on escitalopram while non-responders received adjunctive aripiprazole 2–10 mg daily for 8 weeks. Plasma levels of pro-inflammatory markers – C-reactive protein, Interleukin (IL)-1β, IL-6, IL-17, Interferon gamma (IFN)-Γ, Tumour Necrosis Factor (TNF)-α, and Chemokine C–C motif ligand-2 (CCL-2) - measured at baseline, and after 2, 8 and 16 weeks were included in logistic regression analyses to assess associations between inflammatory markers and treatment response.
Results
Pre-treatment levels of IFN-Γ and CCL-2 were significantly higher in escitalopram non-responders compared to responders. Pre-treatment IFN-Γ and CCL-2 levels were significantly associated with a lower of odds of response to escitalopram at 8 weeks. Increases in CCL-2 levels from weeks 8 to 16 in escitalopram non-responders were significantly associated with higher odds of non-response to adjunctive aripiprazole at week 16.
Conclusions
Pre-treatment levels of IFN-Γ and CCL-2 were predictive of response to escitalopram. Increasing levels of these pro-inflammatory markers may predict non-response to adjunctive aripiprazole. These findings require validation in independent clinical populations.
To assess the proportion of inpatients who received guideline-concordant antibiotics for community-acquired bacterial pneumonia (CABP) in special populations of the All of Us database.
Background:
CABP contributes significantly to healthcare burden worldwide. The American Thoracic Society and Infectious Disease Society of America jointly published guidelines for the treatment of CABP. Guideline-concordant antibiotics for CABP are associated with better patient and cost outcomes.
Methods:
This was a retrospective cohort study of patients with pneumonia (n = 1608; SNOMED 233604007) from 10/1/2018 to 1/01/22 in the All of Us database. Cases were excluded for treatment setting other than inpatient, prior (within 90 days) pneumonia, receipt of intravenous antibiotics, respiratory isolation of methicillin-resistant Staphylococcus aureus (MRSA) or Pseudomonas aeruginosa, and/or other non-community-acquired types of pneumonia. Patients were grouped based on patient age, sex, race, and ethnicity. The proportion of patients on guideline-concordant therapy was compared within groups using chi-square statistics. Significant associations were assessed using multivariate logistic regression models.
Results:
A total of 1608 cases were included, and 45% of these patients received guideline-concordant antibiotics. Non-Hispanic White (NHW) patients vs. Black patients were associated with a 36% higher likelihood for receiving guideline-concordant antibiotics (adjusted OR, 1.36; 95% CI 1.02–1.81), whereas NHW vs. Hispanic patients were associated with a 34% lower likelihood for receiving guideline-concordant antibiotics (aOR 0.66; 0.48–0.91).
Conclusion:
Black patients with CABP in the All of Us database were less likely to receive guideline-concordant antibiotics, and Hispanic patients were more likely to receive guideline-concordant antibiotics, than NHW patients.
There is limited literature on associations between inflammatory tone and response to sequential pharmacotherapies in major depressive disorder (MDD).
Methods
In a 16-week open-label clinical trial, 211 participants with MDD were treated with escitalopram 10–20 mg daily for 8 weeks. Responders continued escitalopram while non-responders received adjunctive aripiprazole 2–10 mg daily for 8 weeks. Plasma levels of pro-inflammatory markers—C-reactive protein, interleukin (IL)-1β, IL-6, IL-17, interferon-gamma (IFN)-Γ, tumor necrosis factor (TNF)-α, and Chemokine C–C motif ligand-2 (CCL-2)—measured at baseline, and after 2, 8 and 16 weeks were included in logistic regression analyzes to assess associations between inflammatory markers and treatment response.
Results
Pre-treatment IFN-Γ and CCL-2 levels were significantly associated with a lower of odds of response to escitalopram at 8 weeks. Increases in CCL-2 levels from weeks 8 to 16 in escitalopram non-responders were significantly associated with higher odds of non-response to adjunctive aripiprazole at week 16.
Conclusion
Higher pre-treatment levels of IFN-Γ and CCL-2 were associated with non-response to escitalopram. Increasing levels of these pro-inflammatory markers may be associated with non-response to adjunctive aripiprazole. These findings require validation in independent clinical populations.
Research education and training in Translational Science develops and sustains a workforce to efficiently advance studies designed to improve human health. We evaluated the effectiveness of a Translational Science Training (TST) TL1 Program. Participants had significantly better publications/year, citations/year, h-index, and m-quotient than nonparticipants. Female and male participants, and participants from underrepresented and well-represented backgrounds, performed similarly on all bibliometric assessments. Finally, TST/TL1 Program participants outperformed students from other PhD programs at our institution. This analysis suggests that the TST/TL1 Program has been effective for participants, including those who are female and from underrepresented backgrounds.
Altered expression of the complement component C4A gene is a known risk factor for schizophrenia. Further, predicted brain C4A expression has also been associated with memory function highlighting that altered C4A expression in the brain may be relevant for cognitive and behavioral traits.
Methods
We obtained genetic information and performance measures on seven cognitive tasks for up to 329 773 individuals from the UK Biobank, as well as brain imaging data for a subset of 33 003 participants. Direct genotypes for variants (n = 3213) within the major histocompatibility complex region were used to impute C4 structural variation, from which predicted expression of the C4A and C4B genes in human brain tissue were predicted. We investigated if predicted brain C4A or C4B expression were associated with cognitive performance and brain imaging measures using linear regression analyses.
Results
We identified significant negative associations between predicted C4A expression and performance on select cognitive tests, and significant associations with MRI-based cortical thickness and surface area in select regions. Finally, we observed significant inconsistent partial mediation of the effects of predicted C4A expression on cognitive performance, by specific brain structure measures.
Conclusions
These results demonstrate that the C4 risk locus is associated with the central endophenotypes of cognitive performance and brain morphology, even when considered independently of other genetic risk factors and in individuals without mental or neurological disorders.
Grain-scale discrete element simulations of bidisperse mixtures during bedload transport are used to understand, and model, bedload transport and particle-size segregation in granular media. For an initial distribution of fine particles on top of a coarse granular bed, this paper investigates the gravity driven percolation/segregation of the fine particles down into the quasi-static part of the bed. The segregation is observed to be driven by the inertial number at the bottom of the fine particle layer, and is independent of the number of fine particles. A novel travelling wave solution for the evolving concentration distribution is constructed using the continuum particle-size segregation model of Thornton, Gray & Hogg (J. Fluid Mech., vol. 550, 2006, pp. 1–25) and Gray & Chugunov (J. Fluid Mech., vol. 569, 2006, pp. 365–398). The observed behaviour is shown to be related to a local equilibrium between the influence of the concentration and of the inertial number. The existence of the exact solution relies on the segregation flux and the diffusion coefficient having the same dependency on the inertial number. This functional dependence allows the continuum model to quantitatively reproduce the discrete simulations. These results significantly improve on our understanding of the size segregation dynamics and represent a step forward in the up-scaling process to polydisperse granular flows in the context of turbulent bedload transport.
Internet sex offending is a rather new class of criminal acts and therefore little is known about previous convictions, recidivsm and especially correlation with hands-on sexual offences. Previous studies on small samples reported an insignificant correlation between previous convictions for child pornography and later contact sex offences on the one hand and an important role of pornography as a risk factor for sexual recidivsm of convicted sexual offenders. As an increasing number of defendants accused of child pornography is assigned for forensic risk assessment, better evidence and understanding of the role and the amount of the influence of child pornography on later offending is most urgently needed.
We therefore explore these correlations by means of the complete set of all offenders convicted of illegal pornography in the Swiss federal crime registry at the time of november 2008. The analysis of 4658 criminal records reveal that 7.9% of the internet sex offenders were at the same time convicted of child abuse. The child molesters with 20.7% recidivated more frequently in general, compared to 9.8% of the offenders who were not convicted of a contact offence. Furthermore, the contact offenders with 11.4% were significant more likely to reoffend in terms of illegal pornography and sexual acts involving children with 6.0%.
We will present all recidivism rates and our conclusions at the conference.
Murder-Suicide may be defined as extreme pattern of domestic violence. Research is hampered by the fact that with the death of the perpetrator the files are usually closed and an analysis of the cases is hardly possible. Knowledge about the circumstances of murder-suicide, however, is of special interest for the forensic-psychiatric expert when the perpetrator survives and the need for forensic assessment arises. Since forensic-psychiatric assessment is always based on comparison with similar cases we compared the files of surviving perpetrators of murder-suicide with those of lethal domestic violence.
Methods
All forensic-psychiatric expertises about surviving perpetrators of homicide-suicide which occurred in the region of Basle, Switzerland, between 1987 and 2006 (n = 6) were compared with those of perpetrators of homicide in a domestic environment (n = 20) in the same period.
Results
There were comparatively more women but less foreigners among the perpetrators of homicide -suicide, their socioeconomic level was much higher and there were more children among the victims. The most frequent psychiatric diagnosis in both groups was personality disorder, but the range in the domestic murder group, however, went from no diagnosis at all to psychosis, i. e. assumed full criminal responsibility to assumed not guilty by reason of insanity. There was no case of not guilty by reason of insanity among the homicide-suicide group.
Conclusions
The disparities of these two patterns of domestic violence are much greater than we expected, which underpins the need for specific forensic assessment as well as preventive actions.
Drugs which affect the level of dopamine have also an impact on the level of prolactine and hence influence the sexual conduct of patients. Hypersexuality is a well known side effect of the treatment of Parkinson's' disease, whereas hyposexuality is a side effect of the drug-treatment of schizophrenia by classical and some atypical antipsychotics. The novel antipsychotic drug Aripiprazole, however, has a partial dopaminergic effect, causes no hyperprolactinaemia and might alter the sexual conduct of some schizophrenic patients.
Methods
Three case reports of patients with iatrogenic forensic-psychiatric relevant hypersexuality.
Case 1: Comparatively young Parkinson-Patient with sexual desinhibition, frequent visits in brothels contracting debts and sexual harassment towards women after treatment with Ropinirol.
Case 2: Chronic hebephrenic patient with homoerotic paedophilia, who only started molesting boys after changing medication from Olanzapine to Aripiprazole.
Case 3: Chronic-paranoid young schizophrenic patient with no criminal record who seriously assaulted a foreign woman short time after changing from Amisulpiride to Aripiprazole.
Discussion
Hypersexuality as side effect of the treatment of Parkinson's disease is well known, it might be more important an issue, if the patient is young. Hypersexuality as side effect of the treatment with partial dopaminergic drugs should be considered in the drug treatment of schizophrenic patients.
Recent studies suggest that the menopausal transition may constitute a period of greater risk for the development of new onset/recurrent depressive episodes. In addition, the presence of vasomotor and other menopause-related complaints may adversely affect quality of life and overall functioning. With the long-term safety of hormone therapies being questioned, non-hormonal strategies are needed for the management of symptomatic midlife women. This report is a preliminary analysis of a study investigating the effects of quetiapine extended-release (Seroquel XR) in symptomatic perimenopausal and postmenopausal women with major depressive disorder (MDD).
Methods:
Peri and postmenopausal women, age 40 to 60 years, suffering from MDD and reporting menopause-related symptoms were recruited into a 2-week, placebo lead-in phase, followed by an open trial (8 weeks) with quetiapine extended-release, flexible dose, 150-300 mg/day. The primary outcome measure (i.e. changes in depressive symptoms) was assessed via Montgomery-Åsberg Depression Rating Scale (MADRS) scores. Other measures included: Hamilton Depression Rating Scale (HAM-D), menopause-related symptoms (Greene Climacteric Scale - GCS), Clinical Global Impression (CGI-S), sleep characteristics (Pittsburgh Sleep Quality Index - PSQI) and the impact of hot flashes on daily functioning (Hot Flash-Related Daily Interference Scale (HFRDIS).
Results:
Thirty-nine women (mean age 49.3±4.3 years) were enrolled in the placebo lead-in phase. Of those, 25 were considered eligible for the 8-week trial with quetiapine extended-release. This interim analysis (LOCF) included 18 women who completed 4 to 8 weeks of treatment with quetiapine extended-release (median MADRS total scores at baseline = 28 ±6.1; median final dose of quetiapine extended-release=200 mg/day). At the end of the study, 13 out of 18 (72.2%) participants achieved remission (total MADRS scores < 10). Overall, subjects showed significant reduction in total MADRS (p< 0.001) and HAM-D scores (p< 0.001). Treatment with quetiapine extended-release improved menopause-related symptoms, as shown by a decrease in Greene Climacteric Scale total scores (p< 0.001) and sub-scores for psychological (p< 0.001), vasomotor (p=0.001), and somatic (p=0.001) complaints (Wilcoxon tests). Quetiapine extended-release did affect menopause-related sexual dysfunction (changes in CGS sexual sub-scores, p=0.06). There was a substantial reduction in overall burden associated with vasomotor symptoms, i.e., decreased HFRDIS scores (p< 0.001). Lastly, sleep efficiency, perceived sleep quality, and daily sleep disturbances improved significantly after treatment with quetiapine extended-release (p< 0.001 for all PSQI sub-scores).
Discussion:
This is the first study examining the efficacy of Seroquel XR for the treatment of Major Depressive Disorder in a population of symptomatic peri and postmenopausal women. Treatment with Seroquel XR not only reduced depressive symptomatology but also improved vasomotor symptoms and sleep complaints. Larger randomized, placebo-controlled studies are warranted to better explore the efficacy and predictors of response with quetiapine extended-release for this specific population.
There have been a number of recent findings that elucidate the ways repeated episodes relate to cognitive impairment and poor functioning in Bipolar Disorder. While available treatments are undoubtedly helpful, many patients are still lacking improvement and adequate prophylaxis even when adherence to treatment is accomplished. New research point to neural glial cells resilience and connectivity as major contributors to the pathophysiology of the disorder. In this context, growth factors such as the brain-derived neurotrophic factor (BDNF) have been pointed out as potential targets for the development of new treatments. In the psychological domain, better assessment of the cognitive decline associated with the disorder is a major issue. Once cognitive disability is present, interventions with the potential to recover functioning have been put forward. In the biological domain, strategies aiming at reducing neural damage and with the potential to regenerate connectivity among brain cell are promising avenues for the development of new treatments. Another important development would be the incorporation of biological markers as a means to help staging the degree of severity of the disorder and guide the pharmacological treatment. These topics and their relationship to the clinical context will be discussed in this session.