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Exploratory decisions of Trinidadian guppies when uncertain about predation risk

Author(s): Crane AL; Demers EE; Feyten LEA; Ramnarine IW; Brown GE;

Animals can reduce their uncertainty of predation risk by gathering new information via exploration behaviour. However, a decision to explore may also be costly due to increased predator exposure. Here, we found contextual effects of predation risk on the exploratory activity of Trinidadian guppies Poecilia reticulata in a novel environment. First, guppie ...

Article GUID: 34741669


The role of context on responding to an alcohol-predictive cue in female and male rats

Author(s): Segal D; Valyear MD; Chaudhri N;

In male rats, physical contexts that are associated with alcohol can amplify responding to a discrete, alcohol-predictive conditioned stimulus (CS), and amplify prime-induced reinstatement. Here, we examined these effects as a function of biological sex. Male and female Long-Evans rats were acclimated to drinking ethanol (15% v/v) in their home cages. Nex ...

Article GUID: 34742865


Intuitive eating and its association with psychosocial health in adults: A cross-sectional study in a representative Canadian sample

Author(s): Gödde JU; Yuan TY; Kakinami L; Cohen TR;

Intuitive eating has been proposed as a weight-inclusive, effective, and sustainable approach to eating that benefits psychosocial health compared to traditional restrictive dieting. This cross-sectional study examined the associations of intuitive eating with psychosocial health indicators and demographic characteristics in a representative Canadian samp ...

Article GUID: 34740711


An altered balance of integrated and segregated brain activity is a marker of cognitive deficits following sleep deprivation

Author(s): Cross NE; Pomares FB; Nguyen A; Perrault AA; Jegou A; Uji M; Lee K; Razavipour F; Ali OBK; Aydin U; Benali H; Grova C; Dang-Vu TT;

Sleep deprivation (SD) leads to impairments in cognitive function. Here, we tested the hypothesis that cognitive changes in the sleep-deprived brain can be explained by information processing within and between large-scale cortical networks. We acquired functional magnetic resonance imaging (fMRI ...

Article GUID: 34735431


Experimental relativistic zero-knowledge proofs

Author(s): Alikhani P; Brunner N; Crépeau C; Designolle S; Houlmann R; Shi W; Yang N; Zbinden H;

Protecting secrets is a key challenge in our contemporary information-based era. In common situations, however, revealing secrets appears unavoidable; for instance, when identifying oneself in a bank to retrieve money. In turn, this may have highly undesirable consequences in the unlikely, yet not unrealistic, case where the bank's security gets compr ...

Article GUID: 34732869


Dispersion modeling of particulate matter from the in-situ burning of spilled oil in the northwest Arctic area of Canada

Author(s): Wang Z; An C; Lee K; Owens E; Boufadel M; Feng Q;

In-situ burning can be used to prevent oil spreading in oil spill response. In this study, a steady-state Gaussian plume model was applied to analyze the concentration distribution of fine particulate matter produced by in-situ burning, as well as to assess the health risks associated with different combustion methods and ambient conditions, in reference ...

Article GUID: 34731942


Within- and Cross-Language Relations Between Phonological Memory, Vocabulary, and Grammar in Bilingual Children

Author(s): Kehoe M; Poulin-Dubois D; Friend M;

Purpose This study investigated within-language and between-language associations between phonological memory, vocabulary, and grammar in French-English (n = 43) and Spanish-English (n = 25) bilingual children at 30, 36, and 48 months. It was predicted that phonological memory would display both within-language and between-language relations to language d ...

Article GUID: 34731575


Bilingual language experience and the neural underpinnings of working memory

Author(s): Kousaie S; Chen JK; Baum SR; Phillips NA; Titone D; Klein D;

A longstanding question in cognitive neuroscience and in the bilingualism literature is how early language experience influences brain development and cognitive outcomes, and whether these effects are global or specific to language-related processes. The current investigation examined the effect of the timing of language learning on the performance and ne ...

Article GUID: 34728242


Numerical uncertainty in analytical pipelines lead to impactful variability in brain networks

Author(s): Kiar G; Chatelain Y; de Oliveira Castro P; Petit E; Rokem A; Varoquaux G; Misic B; Evans AC; Glatard T;

The analysis of brain-imaging data requires complex processing pipelines to support findings on brain function or pathologies. Recent work has shown that variability in analytical decisions, small amounts of noise, or computational environments can lead to substantial differences in the results, ...

Article GUID: 34724000


Validation of a Revised Version of the Center for Epidemiologic Depression Scale for Youth with Intellectual Disabilities (CESD-ID-R)

Author(s): Olivier E; Lacombe C; Morin AJS; Houle SA; Gagnon C; Tracey D; Craven RG; Maïano C;

This study proposes a revision (R) of the Center for Epidemiologic Studies Depression Scale for youth with ID (CESD-ID) in English and French. 346 youth (36.02% girls) with mild (51.26%) and moderate (48.78%) ID (11-22 years; M = 15.69), enrolled in secondary schools in Canada (French-speaking; n = 115), and Australia (English-speaking; n = 231), as well ...

Article GUID: 34716523


How Will COVID-19 Alter the Politics of Long-Term Care? A Comparative Policy Analysis of Popular Reform Options

Author(s): Patrik Marier

This policy analysis reviews three popular proposals with significant political endorsement to enhance long-term care (LTC), here defined broadly to include residential care facilities, home care, and community care, in the wake of the coronavirus disease (COVID-19) crisis: national standards, provincial autonomy, and de-privatization. The proposals are s ...

Article GUID: 34711297


Binary Cu2-xS Templates Direct the Formation of Quaternary Cu2ZnSnS4 (Kesterite, Wurtzite) Nanocrystals

Author(s): Yarur Villanueva F; Green PB; Qiu C; Ullah SR; Buenviaje K; Howe JY; Majewski MB; Wilson MWB;

Kesterite Cu2ZnSnS4 (k-CZTS) nanocrystals have received attention for their tunable optoelectronic properties, as well as the earth abundance of their constituent atoms. However, the phase-pure synthesis of these quaternary NCs is challenging due to their polymorphism, as well as the undesired fo ...

Article GUID: 34705409


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