Nixa Sedes, MD
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nixassedes.bsky.social
Nixa Sedes, MD
@nixassedes.bsky.social
260 followers 480 following 7K posts
MD Internal Medicine Specialist Avid reader Science and Technology Philosophy History Astronomy Archaeology and Paleontology lover Proud mother of one
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nixassedes.bsky.social
Scientists develop plastics that can break down, tackling pollution | EurekAlert! www.eurekalert.org/news-release...
Scientists develop plastics that can break down, tackling pollution
In a study published in Nature Chemistry, Rutgers chemist Yuwei Gu and a team of Rutgers scientists have shown that by borrowing a principle from nature, they can create plastics that break down under...
www.eurekalert.org
November 28, 2025 at 11:14 AM
nixassedes.bsky.social
Applications of Raman spectroscopy for microplastic detection and characterization: a comprehensive spectral reference🔓
link.springer.com/article/10.1...
Applications of Raman spectroscopy for microplastic detection and characterization: a comprehensive spectral reference - Environmental Science and Pollution Research
Microplastics (MPs), plastic particles smaller than 5 mm, represent an escalating global concern due to their persistence, ubiquity, and potential risks to ecosystems and human health. This review cri...
link.springer.com
November 28, 2025 at 11:07 AM
Reposted by Nixa Sedes, MD
natureportfolio.nature.com
A paper in Nature presents evidence of lightning on Mars, detected in sounds and electrical signals captured by NASA’s Perseverance rove. The observations indicate that Mars’s atmosphere is electrically active, which may have implications for future exploration. go.nature.com/49IbPpg 🔭 🧪
This is figure 1, which shows microphone signals of triboelectric discharges.
November 27, 2025 at 2:12 PM
Reposted by Nixa Sedes, MD
jci.org
The elevated risk of blood clots in women with obesity using estrogen-based contraceptives has—until now—been an unresolved clinical observation

Rinku Majumder & team now show estrogen & obesity synergistically suppress the anticoagulant PS via HIF-1alpha: www.jci.org/articles/vie...
November 27, 2025 at 5:15 PM
nixassedes.bsky.social
River drought forcing of the Harappan metamorphosis
www.nature.com/articles/s43...
River drought forcing of the Harappan metamorphosis - Communications Earth & Environment
Hydroclimatic variations significantly influenced the Indus Valley Civilization's rise and fall, with warmer, drier conditions during pre-Harappan to late-Harappan periods leading to human migration a...
www.nature.com
November 27, 2025 at 5:12 PM
Reposted by Nixa Sedes, MD
bloodjournals.hematology.org
KICS is a distinct condition that is commonly associated with KS and requires exclusion of other KAD, such as MCD and PEL. Rituximab with KS treatment may be beneficial in selected patients with KICS, but this diagnosis is associated with high mortality. Read in BA: buff.ly/wFRCJWe
November 27, 2025 at 1:44 PM
nixassedes.bsky.social
Myeloid GPSM1 regulates atherosclerosis progression by governing monocyte and macrophage activation and chemotaxis🔓 | PNAS www.pnas.org/doi/abs/10.1...
Myeloid GPSM1 regulates atherosclerosis progression by governing monocyte and macrophage activation and chemotaxis | PNAS
The activation of blood monocytes and the infiltration of monocyte-derived macrophages into the vessel walls are the central part of atherosclerosi...
www.pnas.org
November 27, 2025 at 1:45 PM
nixassedes.bsky.social
Surface‐Coated Inorganic Nanomaterials for Drug Delivery: Chemical Design, Biomedical Applications, and Mechanistic Insights🔓 - Daneshgar - Advanced NanoBiomed Research - Wiley Online Library
advanced.onlinelibrary.wiley.com/doi/10.1002/...
Surface‐Coated Inorganic Nanomaterials for Drug Delivery: Chemical Design, Biomedical Applications, and Mechanistic Insights
This review explores how surface-coated inorganic nanomaterials are chemically engineered for advanced drug delivery. It highlights design principles, coating strategies, and biomedical applications,...
advanced.onlinelibrary.wiley.com
November 27, 2025 at 11:58 AM
Reposted by Nixa Sedes, MD
coledeforest.bsky.social
The publishing streak continues! Excited to share our new article in Nature Reviews Materials (@natrevmats.nature.com) entitled "Engineering Complexity into Protein-based Biomaterials for Biomedical Applications"!

Check it out here:
📜: doi.org/10.1038/s415...
🔓: rdcu.be/eRFDh
Engineering complexity into protein-based biomaterials for biomedical applications - Nature Reviews Materials
Protein-based biomaterials are becoming increasingly prevalent in biomedical applications that treat and prevent disease. This Perspective examines the evolution of techniques used to build and design...
doi.org
November 26, 2025 at 10:58 PM
nixassedes.bsky.social
“Homo informatio”🔓
www.sciencedirect.com/science/arti...
“Homo informatio”
A phylogenetic split ∼7.5 Ma (million years ago) separated paninan ancestors that were unlike today's chimpanzees, from homininan ancestors that were …
www.sciencedirect.com
November 27, 2025 at 10:50 AM
nixassedes.bsky.social
Unmasking the Hidden Burden: Inflammation and Cardiovascular Disease JAHA Spotlight on the Role of the Immune System in Cardiovascular Health and Disease🔓
www.ahajournals.org/doi/10.1161/...
Unmasking the Hidden Burden: Inflammation and Cardiovascular Disease JAHA Spotlight on the Role of the Immune System in Cardiovascular Health and Disease | Journal of the American Heart Association
www.ahajournals.org
November 27, 2025 at 10:36 AM
Reposted by Nixa Sedes, MD
geosociety.bsky.social
Dinosaurian extinction—asteroid impact or volcanic activity? New research in #GSABulletin concludes that volcanism and resulting environmental degradation was the primary cause.

Read the full article: geosociety.co/4r1VG41
#Volcanology #Chicxulub #ImpactCrater
Image: Figure 4 from the paper.
November 26, 2025 at 10:00 PM
nixassedes.bsky.social
Ancient DNA from Shimao city records kinship practices in Neolithic China🔓
www.nature.com/articles/s41...
Ancient DNA from Shimao city records kinship practices in Neolithic China - Nature
Sequencing of 144 ancient genomes from Shimao city and its satellites presents pedigrees among tomb owners spanning up to four generations showing predominantly patrilineal descent structure across Sh...
www.nature.com
November 26, 2025 at 8:47 PM
nixassedes.bsky.social
OxLDL-Targeted Chimeric Antigen Receptor T Regulatory Cells Reduce Atherosclerotic Plaque Development🔓
www.ahajournals.org/doi/10.1161/...
OxLDL-Targeted Chimeric Antigen Receptor T Regulatory Cells Reduce Atherosclerotic Plaque Development | Circulation
Background: Cardiovascular disease caused by atherosclerosis is responsible for 18 million deaths annually, highlighting a significant need for new medical therapies, especially for patients who are n...
www.ahajournals.org
November 26, 2025 at 6:49 PM
nixassedes.bsky.social
Neuroanatomical convergence between pterosaurs and non-avian paravians in the evolution of flight 🔓 Current Biology www.cell.com/current-biol...
Neuroanatomical convergence between pterosaurs and non-avian paravians in the evolution of flight
Bronzati et al. show that pterosaurs, the first flying reptiles, evolved brains resembling bird precursors but not modern birds. They also demonstrate that, unlike birds, which built on inherited dino...
www.cell.com
November 26, 2025 at 6:39 PM
nixassedes.bsky.social
Glucagon-Like Peptide-1 Receptor Agonists and Chronic Cough🔓 jamanetwork.com/journals/jam...
Glucagon-Like Peptide-1 Receptor Agonists and Chronic Cough
This cohort study examines the clinical association between glucagon-like peptide 1 receptor agonists and chronic cough.
jamanetwork.com
November 26, 2025 at 4:58 PM
nixassedes.bsky.social
Diagnosis of von Willebrand disease🔓
ashpublications.org/bloodadvance...
Diagnosis of von Willebrand disease
Abstract. von Willebrand disease (VWD) is the most common inherited bleeding disorder, resulting from a deficiency and/or dysfunction of von Willebrand fac
ashpublications.org
November 26, 2025 at 4:39 PM
Reposted by Nixa Sedes, MD
jama.com
Approximately 27% of adults in the US and Canada report having ever used #cannabis for medical purposes.

This Review summarizes current evidence about the therapeutic use of cannabis and #cannabinoids in adults. ja.ma/49C7ILj
JAMA review, published Nov 26, 2025, on the therapeutic use of cannabis and cannabinoids. Figure 1 details the pharmacology of cannabis compounds including Δ9-tetrahydrocannabinol (Δ9-THC), Δ8-THC and Cannabidiol (CBD).
November 26, 2025 at 4:15 PM
Reposted by Nixa Sedes, MD
jama.com
Interstitial #LungDisease (ILD) is characterized by inflammation and/or fibrosis within the alveolar interstitium of the lung, affecting approximately 650 000 people in the US.

This Review summarizes the diagnosis and treatment of ILD.

Cite now: ja.ma/44yhD0R
A page from JAMA reviews interstitial lung disease. It includes a classification of interstitial lung disease, features of ILD histologic patterns, and lists autoimmune, idiopathic, hypersensitivity, drug-induced, infection-related, and unclassifiable ILD.
November 26, 2025 at 1:00 PM
nixassedes.bsky.social
Nano-AI synergy: Emerging trends, applications, challenges, and future prospects🔓
www.sciencedirect.com/science/arti...
Nano-AI synergy: Emerging trends, applications, challenges, and future prospects
Artificial intelligence and nanotechnology hold remarkable potential to reshape scientific research, technological innovation, and daily life. Nanotec…
www.sciencedirect.com
November 26, 2025 at 11:38 AM
nixassedes.bsky.social
Flexing a way forward for wearable electronics pubs.aip.org/aip/sci/arti...
Flexing a way forward for wearable electronics
Polar solvent-enhanced polymer fabrication strategy promises better monitoring performance.
pubs.aip.org
November 26, 2025 at 10:57 AM
nixassedes.bsky.social
Tattoo ink induces inflammation in the draining lymph node and alters the immune response to vaccination🔓 | PNAS www.pnas.org/doi/abs/10.1...
Tattoo ink induces inflammation in the draining lymph node and alters the immune response to vaccination | PNAS
Despite safety concerns regarding the toxicity of tattoo ink, no studies have reported the consequences of tattooing on the immune response. In thi...
www.pnas.org
November 26, 2025 at 10:53 AM
nixassedes.bsky.social
Sewers to Seas: exploring pathogens and antimicrobial resistance on microplastics from hospital wastewater to marine environments🔓
www.sciencedirect.com/science/arti...
Sewers to Seas: exploring pathogens and antimicrobial resistance on microplastics from hospital wastewater to marine environments
Microplastic particles are extremely prevalent environmental pollutants which support microbial biofilms known as the ‘plastisphere’. Antimicrobial re…
www.sciencedirect.com
November 25, 2025 at 4:44 PM
nixassedes.bsky.social
Role of Circadian Health in Cardiometabolic Health and Disease Risk: A Scientific Statement From the American Heart Association🔓
www.ahajournals.org/doi/10.1161/...
Role of Circadian Health in Cardiometabolic Health and Disease Risk: A Scientific Statement From the American Heart Association | Circulation
Cardiovascular and metabolic health are influenced by the circadian system, which regulates 24-hour rhythms across numerous physiologic processes. Disruptions to circadian rhythmicity can adversely af...
www.ahajournals.org
November 25, 2025 at 10:36 AM
Reposted by Nixa Sedes, MD
jama.com
Continuous glucose monitoring (CGM) enables real-time assessment of glucose trends in individuals with type 2 #diabetes, complementing or replacing fingerstick and HbA1c monitoring.

💡 This JAMA Insights discusses CGM use for type 2 diabetes.

ja.ma/4ogw8xz
JAMA Insights: Continuous Glucose Monitoring, published November 24, 2025. The image shows glucose monitoring data, including time in ranges, glucose metrics, ambulatory glucose profile (AGP), and daily glucose profiles.
November 24, 2025 at 5:00 PM