How is race encoded into memory when viewing faces? Here we demonstrate a novel systematic bias in which our memories of faces converge on certain prioritized regions in our underlying "face space," as they relate to perceived race. This convergence was made especially salient using a new visual variant of the method of serial reproduction: "TeleFace." A single face was briefly presented, with its race selected from a smooth continuum between White and Black (matched for mean luminance). The observer then reproduced that face, using a slider to morph a test face along this continuum. Their response was then used as the face initially presented to the next observer, and so on down the line in each reproduction chain. White observers' chains consistently and steadily converged onto faces significantly Whiter than they had initially encountered-Whiter than both the original face in the chain and the continuum's midpoint-regardless of where chains began. Indeed, even chains beginning near the Black end of the continuum inevitably ended up well into White space. Very different patterns resulted when the same method was applied to other arbitrary face stimuli. These results highlight a systematic bias in memory for race in White observers, perhaps contributing to the more general notion in social cognition research of a 'White default.' (PsycINFO Database Record (c) 2018 APA, all rights reserved).
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Nat Cell Biol
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Key Laboratory of Organ Regeneration and Reconstruction, State Key Laboratory of Stem Cell and Reproductive Biology, Institute of Zoology, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing, China.
Gastrulation marks a pivotal stage in mammalian embryonic development, establishing the three germ layers and body axis through lineage diversification and morphogenetic movements. However, studying human gastrulating embryos is challenging due to limited access to early tissues. Here we show the use of spatial transcriptomics to analyse a fully intact Carnegie stage 7 human embryo at single-cell resolution, along with immunofluorescence validations in a second embryo.
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Assistant Professor, Department of Obstetrics and Gynecology, Vanderbilt University School of Medicine, Nashville, TN.
Importance: With a strong association between hepatic adenomas and estrogen established, understanding the risks, evaluation, and perinatal management of hepatic adenomas is necessary for obstetric clinicians.
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Evidence Acquisition: A literature review identified relevant research, review articles, textbook chapters, databases, and societal guidelines.
Prog Neurobiol
January 2025
Institute for Brain and Behavior Amsterdam, Department of Experimental and Applied Psychology, Vrije Universiteit Amsterdam, the Netherlands. Electronic address:
It is well established that when we hold more content in working memory, we are slower to act upon part of that content when it becomes relevant for behavior. Here, we asked whether this load-related slowing is due to slower access to the sensory representations held in working memory (as predicted by serial working-memory search), or by a reduced preparedness to act upon those sensory representations once accessed. To address this, we designed a visual-motor working-memory task in which participants memorized the orientation of two or four colored bars, of which one was cued for reproduction.
View Article and Find Full Text PDFZoo Biol
January 2025
Taronga Conservation Society Australia, Taronga Institute of Science and Learning, Mosman New South Wales 2088, Taronga Western Plains Zoo, Dubbo, New South Wales, Australia.
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December 2024
Department of Animal Science, South Dakota State University, Brookings, SD, U.S.A.
Early puberty is associated with improved long-term reproductive performance. Predicting who will achieve early puberty is limited to intensive, invasive serial blood collections for measurement of reproductive hormones. The vaginal genome during pubertal development has potential as biomarkers of early estrus in the pre-pubertal period.
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