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  1. 3941
    “…To date, accessible peer-reviewed data are available for just 10 large tropical trees in the Amazon that have been harvested and directly measured entirely via weighing. …”
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    New insights into large tropical tree mass and structure from direct harvest and terrestrial lidar
  2. 3942
    “…The main objective was to investigate the relationship between livelihood conditions and the agro-food transition process in rural communities of the Center-West, Northeast, and Amazon regions of Brazil. We hypothesized that traditional agroecosystems and local food habits changed with greater access to market economies. …”
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    Impacts of market economy access and livelihood conditions on agro-food transition in rural communities in three macro-regions of Brazil
  3. 3943
    “…The projected uncertainties in the global occurrences of warm/wet extremes are 3.82 times those of warm/dry extremes during 2070–2099 and especially high for the Amazon and the Tibetan Plateau.…”
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    Global Observations and CMIP6 Simulations of Compound Extremes of Monthly Temperature and Precipitation
  4. 3944
    “…Robusta (robusta coffee) in the Ecuadorian Amazon, we compared a full-sun system with four shading methods creating different shade levels: (1) Myroxylon balsamum; (2) Inga edulis; (3) Erythrina spp.; or, (4) Erythrina spp. plus Myroxylon balsamum. …”
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    Organic Farming Practices and Shade Trees Reduce Pest Infestations in Robusta Coffee Systems in Amazonia
  5. 3945
    “…FUNDING: This work was funded by a Radiological Society of North America Research Medical Student Grant (#RMS2013) and supported by the Amazon Web Services Diagnostic Development Initiative.…”
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    Deep Learning for Classification of Bone Lesions on Routine MRI
  6. 3946
    “…This study assessed the accuracy of Gazelle, a novel rapid malaria diagnostic device, from samples collected from the Peruvian Amazon between 2019 and 2020. Diagnostic accuracy was compared against microscopy and two rapid diagnostic tests (SD Bioline and BinaxNOW) using 18ssr nested-PCR as reference test. …”
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    Field validation of a magneto-optical detection device (Gazelle) for portable point-of-care Plasmodium vivax diagnosis
  7. 3947
    “…We conducted one exploratory and one confirmatory observational survey study on Amazon Mechanical Turk among people living in the United States (total N = 1737). …”
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    The Development and Validation of the Epistemic Vice Scale
  8. 3948
    “…We distributed the 30-item survey via email, Reddit, Amazon Mechanical Turk, and Facebook. Women 18 years of age or older were eligible to participate and answered questions based on a 5-point Likert scale. …”
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    Is Female Wellness Affected When Men Blame Them for Erectile Dysfunction?
  9. 3949
    “…It is a native Brazilian species of great economic and social importance, particularly in the Amazon region. Anthracnose caused by Colletotrichum spp. is the main challenge for this crop. …”
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    Endophytic Colletotrichum siamense for Biocontrol and Resistance Induction in Guarana Seedlings
  10. 3950
    “…Ayapana triplinervis is a plant species used in traditional medicine and in mystical-religious rituals by traditional communities in the Amazon. The aim of this study are to develop a nano-emulsion containing essential oil from A. triplinervis morphotypes, to evaluate larvicidal activity against Aedes aegypti and acute oral toxicity in Swiss albino mice (Mus musculus). …”
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    Development of nano-emulsions based on Ayapana triplinervis essential oil for the control of Aedes aegypti larvae
  11. 3951
    “…METHODS: Participants with prior cosmetic procedures or interest in future cosmetic procedures were recruited using Amazon Mechanical Turk and asked to complete a survey in September 2020. …”
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    Consumer Awareness and Comfort with Resident-run Cosmetic Clinics: A Crowdsourcing Study
  12. 3952
    “…The sample comprised 7401 boys and girls, aged 6–14 years, recruited from three geographical regions: sea-level, Amazon and high-altitude. Biological variables included age, sex, height, BMI, physical fitness, stunting, and maturational status. …”
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    Biological and environmental influences on motor coordination in Peruvian children and adolescents
  13. 3953
    “…Here, we focus on the Amazonian epicenter of the 2015–16 El Niño, a region that encompasses 1.2% of the Brazilian Amazon. We quantify, at high temporal resolution, the impacts of an extreme El Niño (EN) drought and extensive forest fires on plant mortality and carbon loss in undisturbed and human-modified forests. …”
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    Tracking the impacts of El Niño drought and fire in human-modified Amazonian forests
  14. 3954
    “…We examined the relationship between COVID-19 anxiety and religious coping in a national sample of 970 individuals located within the USA recruited via Amazon’s Mechanical Turk (MTurk) between September 12, 2020, and September 25, 2020. …”
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    Religious Coping Amidst a Pandemic: Impact on COVID-19-Related Anxiety
  15. 3955
    “…This survey included responses from a national sample of 349 predominantly white parents of children between the ages of 3 and 12 recruited through Amazon’s Mechanical Turk in United States. Parents reported that although children asked about COVID-19 and its causes (17.3%), children asked primarily about lifestyle changes that occurred as a result of the pandemic (24.0%) and safety (18.4%). …”
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    “When will it be over?” U.S. children’s questions and parents’ responses about the COVID-19 pandemic
  16. 3956
    “…Materials and Methods: We conducted a cross-sectional survey of people self-identifying as female, aged 18–45 years, via Amazon Mechanical Turk in August 2020. The study was approved by the institutional review board at the University of Colorado. …”
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    Racial and Ethnic Disparities in Fertility Awareness Among Reproductive-Aged Women
  17. 3957
    por Teah, Grace E., Conner, Tamlin S.
    Publicado 2021
    “…METHOD: In a cross-sectional survey design, 521 young adults (37% male), ages 18–25 from the United States, were recruited via Amazon’s Mechanical Turk (MTurk) in 2019, to answer an online survey measuring demographic characteristics and psychological characteristics related to mental health and the Big Five personality traits. …”
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    Psychological and Demographic Predictors of Vaping and Vaping Susceptibility in Young Adults
  18. 3958
    “…We presented a random sample of 985 adults (men = 54%, M(age) = 35.84 years, SD(age) = 10.59) recruited via Amazon’s Mechanical Turk with a series of experimental stimuli consisting of a photographed woman (attractive versus unattractive) and a vignette describing an activity she plans to engage in (plastic surgery versus control activity). …”
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    Under the knife: Unfavorable perceptions of women who seek plastic surgery
  19. 3959
    “…Despite the increase in scientific research on primates in the southwest of the Brazilian Amazon, little is known about the species Mico nigriceps (Ferrari & Lopes, 1992) Primates, Platirryni. …”
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    New records and modelling the impacts of climate change on the black-tailed marmosets
  20. 3960
    “…In Brazilian northern Amazon, communities are potentially exposed and vulnerable to methylmercury (MeHg) toxicity through the vast ingestion of fish. …”
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    Non-Lethal Concentration of MeHg Causes Marked Responses in the DNA Repair, Integrity, and Replication Pathways in the Exposed Human Salivary Gland Cell Line
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