User profiles for Sachiko Koyama
Sachiko KoyamaAssociate scientist, Indiana University Verified email at indiana.edu Cited by 1992 |
Recent smell loss is the best predictor of COVID-19 among individuals with recent respiratory symptoms
…, JM Justice, PK Kaushik, S Koyama… - Chemical …, 2021 - academic.oup.com
In a preregistered, cross-sectional study, we investigated whether olfactory loss is a reliable
predictor of COVID-19 using a crowdsourced questionnaire in 23 languages to assess …
predictor of COVID-19 using a crowdsourced questionnaire in 23 languages to assess …
Relief effect of vitamin A on the decreased motility of sperm and the increased incidence of malformed sperm in mice exposed neonatally to bisphenol A
H Aikawa, S Koyama, M Matsuda, K Nakahashi… - Cell and tissue …, 2004 - Springer
Administration of 50 μg of bisphenol A (BPA) for the first 5 days after birth resulted in a
decrease in the percentage of moving sperm, and an increase in the incidence of malformed …
decrease in the percentage of moving sperm, and an increase in the incidence of malformed …
[HTML][HTML] Possible use of phytochemicals for recovery from COVID-19-induced anosmia and ageusia
The year 2020 became the year of the outbreak of coronavirus, SARS-CoV-2, which escalated
into a worldwide pandemic and continued into 2021. One of the unique symptoms of the …
into a worldwide pandemic and continued into 2021. One of the unique symptoms of the …
[HTML][HTML] The effects of essential oils and terpenes in relation to their routes of intake and application
S Koyama, T Heinbockel - International journal of molecular sciences, 2020 - mdpi.com
Essential oils have been used in multiple ways, ie, inhaling, topically applying on the skin,
and drinking. Thus, there are three major routes of intake or application involved: the olfactory …
and drinking. Thus, there are three major routes of intake or application involved: the olfactory …
[HTML][HTML] A follow-up on quantitative and qualitative olfactory dysfunction and other symptoms in patients recovering from COVID-19 smell loss
Background: Sudden smell loss is a specific early symptom of COVID-19, which, prior to the
emergence of Omicron, had estimated prevalence of~ 40% to 75%. Chemosensory …
emergence of Omicron, had estimated prevalence of~ 40% to 75%. Chemosensory …
[HTML][HTML] Beta-caryophyllene enhances wound healing through multiple routes
Beta-caryophyllene is an odoriferous bicyclic sesquiterpene found in various herbs and spices.
Recently, it was found that beta-caryophyllene is a ligand of the cannabinoid receptor 2 (…
Recently, it was found that beta-caryophyllene is a ligand of the cannabinoid receptor 2 (…
Neural correlates of auditory feedback control in human
A Toyomura, S Koyama, T Miyamaoto, A Terao… - Neuroscience, 2007 - Elsevier
Auditory feedback plays an important role in natural speech production. We conducted a
functional magnetic resonance imaging (fMRI) experiment using a transformed auditory …
functional magnetic resonance imaging (fMRI) experiment using a transformed auditory …
Primer effects by conspecific odors in house mice: a new perspective in the study of primer effects on reproductive activities
S Koyama - Hormones and Behavior, 2004 - Elsevier
Half a century has passed since the first report of the influence of odors on mice. Odors are
known to influence behavior (signaling effect) and affect the physiology (primer effect) of mice…
known to influence behavior (signaling effect) and affect the physiology (primer effect) of mice…
[HTML][HTML] Endurance training slows breast tumor growth in mice by suppressing Treg cells recruitment to tumors
Background Aerobic exercise has been shown to slow tumor progression in rodents and
humans, but the mechanisms behind this effect are still unclear. Here we show that aerobic …
humans, but the mechanisms behind this effect are still unclear. Here we show that aerobic …
Human face perception traced by magneto-and electro-encephalography
S Watanabe, R Kakigi, S Koyama, E Kirino - Cognitive Brain Research, 1999 - Elsevier
The temporal and spatial processing of face perception in normal subjects was traced by
magnetoencephalography (MEG) and electroencephalography (EEG). We used 5 different …
magnetoencephalography (MEG) and electroencephalography (EEG). We used 5 different …