البلعميات هي إحدى أنواع خلايا الدم البيضاء، وهي جزء من خط الدفاع الأول للجسم ضد العدوى. بالإضافة إلى دورها في قتل الكائنات الدقيقة الضارة، يمكن للبلعميات بدء استجابة الجسم ضد الأورام. على الرغم من ذلك، فالبلعميات -مثل كل الخلايا الأخرى- تتقدم في العمر، وربما تدخل في مرحلة الشيخوخة. قد يرتبط هذا بتقدم عمر الإنسان، أو إصابته بالأمراض، أو بمختلف المشكلات الفسيولوجية.
Os macrófagos são um tipo de glóbulo branco na primeira linha de defesa do corpo contra infecções. Além de matar os microorganismos prejudiciais, os macrófagos costumam iniciar a resposta contra os tumores.
Both genetic and acquired factors contribute to the onset of intellectual disability (ID), and people with ID are presumed to be at a higher risk of developing dementia.
Los macrófagos son un tipo de glóbulo blanco que se encuentran en la primera línea de defensa del organismo contra las infecciones. Además de destruir los microorganismos dañinos, los macrófagos normalmente pueden iniciar una respuesta contra los tumores. Sin embargo, los macrófagos, al igual que otras células, pueden entrar en un estado de senescencia, que se relaciona con el envejecimiento, las enfermedades y múltiples problemas fisiológicos.
In this era of extreme partisanship, the people who express the most negativity in their political choices are those we may least expect: independents.
A team including researchers at the University of Washington recently used new software to compare MRIs from 300 babies and discovered that myelin, a part of the brain’s so-called white matter, develops much slower after birth.
A Florida State University clinical psychologist has been recognized with a national award for inspiring the next generation of psychology professionals to make a difference.
By: Patty Cox | Published: September 21, 2023 | 11:53 am | SHARE: Even though women in high school and college tend to outperform men academically, they still internalize the stereotype that brilliance is more linked to men.
The Trauma and Transfusion Medicine Research Center (TTMRC) in the Department of Surgery at the University of Pittsburgh School of Medicine is launching a $34 million, federally funded clinical trial to simultaneously test multiple interventions for life-threatening bleeding in at least 1,000 traumatically injured children across 20 U.S. pediatric trauma centers.
Psychoses like schizophrenia cost billions of dollars annually and derail the lives of people struggling with the disease.
A team of leading clinicians, engineers, and neuroscientists has made a groundbreaking discovery in the field of treatment-resistant depression.
Improving the built environment and expanding housing services in low-incoming communities are protective factors against child abuse, Rutgers study finds.
While advance directives are quite common for patients with physical impairments, advance directives for people with mental impairments are controversial. In many countries, including Germany, there are as yet no legal provisions for so-called self-binding directives.
In their study, the researchers examined trends in subjective well-being over the lifespan based on 443 samples from longitudinal studies with a total of 460,902 participants.
BD²: Breakthrough Discoveries for Thriving with Bipolar Disorder today announced its first round of Discovery Research grants, totaling $18 million.
New research sheds light on where and how we feel different kinds of love
Connections among one set of activated neurons in rat brains grew stronger while memories were being formed, but those in another weakened, UT Southwestern Medical Center researchers discovered.
University of South Australia researchers are helping parents protect children and teens from the effects of cyberbullying by encouraging social connection, healthy friendships and belonging.
High rates of firearm injury among urban Black men in the U.S. can lead to long physical and psychological recovery times, worsened by limited access to mental health services.
New research shows how we prefer art that speaks to our sense of self. The findings could lead to more effective forms of art therapy, but can also lead media companies to generate addictive content online.
Research led by The Ohio State University Wexner Medical Center and Wesleyan University found that depression screening tools outperformed suicide risk screenings under most conditions.
People who bought firearms during the height of the COVID-19 pandemic have much higher rates of recent suicidal thoughts, self-harm behaviors, and intimate partner violence, a new study suggests, compared with other firearm owners and people who do not own firearms.
Scientists will share their expertise and perspectives on the relationship between gun violence and anxiety in a webinar to be Sept. 20, 3 to 4 p.m. ET. Accredited media professionals can attend the webinar free of charge.
When people feel that their resources are scarce – that they don’t have enough money or time to meet their needs – they often make decisions that favor short-term gains over long-term benefits. Because of that, researchers have argued that scarcity pushes people to make myopic, impulsive decisions.
New research led by the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King’s College London has found that depression and the risk of depression are linked to different inflammatory proteins in boys and girls.
A multidisciplinary team of researchers will use the fruit fly, Drosophila melanogaster, to study how the brain forms a coherent representation from multisensory information, corrects for errors from perturbations and generates robust behaviors.
Unruptured cerebral aneurysms of sizes and locations that require attention may be frequently missed in routine clinical care, but a machine learning algorithm could minimize missed care opportunities, according to a new study from UTHealth Houston.
A team of gastroenterologists and hepatologists examine psychosocial factors in older Americans with gastrointestinal conditions
Since the 1980s, we have known that neurological soft signs (NSS) can distinguish people with schizophrenia from psychiatrically healthy individuals.
The Association for Psychological Science (APS) has awarded the 2024 APS Lifetime Achievement Awards to 15 psychological scientists whose contributions have advanced understanding of topics ranging from how to alleviate human suffering to cultural differences and similarities in mental processes.
Irvine, Calif., Sept. 12, 2023 — The University of California, Irvine and the Be Well OC Mobile Crisis Response Team are launching an innovative, mobile crisis intervention program aimed at supporting mental health within the campus community.
GPs from across the UK are experiencing concerningly high levels of burnout, a new Loughborough University study has found.
Having a hobby is linked to fewer depressive symptoms and higher levels of happiness, self-reported health and life satisfaction among people aged 65 and over, and this holds true across 16 countries on three continents, according to a new study led by UCL researchers.
Reports of increasing suicidal behaviors in children in the decade leading up to the COVID pandemic suggest there was already a mental health crisis.
The Ohio State University Wexner Medical Center is one of the first nationwide to administer a targeted gene therapy for patients with a specific form of amyotrophic lateral sclerosis (ALS), a neurodegenerative disease that affects the cells in the brain and spine.
A growing body of evidence suggests that psychedelic drugs may be useful in treating various mental health conditions. However, many challenges remain in defining their clinical benefits and overcoming the complex regulatory obstacles to their use.
Scientists at St. Jude Children’s Research Hospital found that a subset of CD8+ T cells in the brain lessens the activation of microglia and limits disease pathology in a model of Alzheimer’s disease.
Nearly half of Texas youths being treated for depression or suicidal thoughts reported at least one suicide attempt, and 90% had experienced suicidal ideation, according to a study led by UT Southwestern Medical Center researchers.
Employees’ concerns about the use of artificial intelligence and monitoring technologies in the workplace may be negatively related to their psychological well-being and lead them to feel less valued, according to a survey from the American Psychological Association.
Cannabis therapy also linked to improvements in anxiety, depression, and pain levels—though no changes in sleep disturbance levels reported.
An international study led by the Coma Science Group of the University of Liège (BE) and involving more than ten institutions has tested transcranial direct current stimulation (tDCS) on a large number of patients suffering from consciousness disorders following severe brain injury.
A Florida State University professor is being honored by the most prestigious psychological organization in the country. Professor of Educational Psychology Alysia Roehrig has been named a fellow of the American Psychological Association (APA).
For adults with autism spectrum disorder (ASD) trying to land a job, one-on-one interview training is a better way to prepare than group sessions, which may work for others, a Rutgers study found.
The school year has hardly begun and the first exams are already approaching. According to findings by researchers from the University of Basel, school children cope better with the stress if they get plenty of daily exercise.
Opposites don’t actually attract. That’s the takeaway from a sweeping CU Boulder analysis of more than 130 traits and including millions of couples over more than a century.
Gratitude is a strong emotion, usually felt by a person who benefits from an intentional good deed of another person.
On average, young adults in Canada spend several hours on their smartphones every day. Many jump from TikTok to Netflix to Instagram, putting their phone down only to pick up a video game controller.
“We find that people who are in better shape fill fewer prescriptions for anxiety and depression medications,” says Linda Ernstsen, the senior author of the article and an associate professor from the Department of Public Health and Nursing at the Norwegian University of Science and Technology (NTNU).
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