Results 61 to 70 of about 404,297 (294)

Association between long working hours and occupational stress/fatigue accumulation in medical staff of tertiary grade A hospitals in Shanghai

open access: yes环境与职业医学, 2023
BackgroundLong working hours are a common occupational health risk factor. The problem of long working hours and its impact on health of medical staff cannot be ignored.
Feng YANG   +4 more
doaj   +1 more source

Nightshade: Prompt-Specific Poisoning Attacks on Text-to-Image Generative Models [PDF]

open access: yesarXiv, 2023
Data poisoning attacks manipulate training data to introduce unexpected behaviors into machine learning models at training time. For text-to-image generative models with massive training datasets, current understanding of poisoning attacks suggests that a successful attack would require injecting millions of poison samples into their training pipeline.
arxiv  

Superionic Disulfonic Acid Polymers

open access: yesAdvanced Functional Materials, EarlyView.
A strategy is presented to enhance the mechanical and ion transport properties of acid‐functionalized polymers through controlled polymerizations of precisely designed disulfonic acid monomers with well‐defined functional group arrangements. This approach allows for fine control over molecular interactions, and unexpected hydrophobic characteristics ...
Xuelang Gao   +5 more
wiley   +1 more source

A case of accidental Ricin poisoning [PDF]

open access: yes, 2004
A case report of accidental, mild ricin poisoning by ingestion of ten Castor beans by a 70 year old man. The clinical presentation is followed by a discussion about the toxicity of ricin, its use and misuse and the contrast between the toxicity of pure ...
Cachia, Mario J., Despott, Edward
core  

Serum Zinc Level in Patients with Heart Failure

open access: yesمجله كليه طب الكندي, 2006
Background: Zinc is involved in a variety of metabolic processes and it has a well known antioxidant activity, so the measurement of its serum level can have a special value in several diseases.
Adnan M Al-Hamwandi   +5 more
doaj  

From Trojan Horses to Castle Walls: Unveiling Bilateral Data Poisoning Effects in Diffusion Models [PDF]

open access: yesarXiv, 2023
While state-of-the-art diffusion models (DMs) excel in image generation, concerns regarding their security persist. Earlier research highlighted DMs' vulnerability to data poisoning attacks, but these studies placed stricter requirements than conventional methods like `BadNets' in image classification. This is because the art necessitates modifications
arxiv  

Transmembrane Activation of Catalysis and Protein Refolding in Synthetic Cells by Enzymes and Nanozymes

open access: yesAdvanced Functional Materials, EarlyView.
Synthetic cells are engineered herein to respond to an external chemical messenger by the activation of intracellular catalysis. The chemical messenger molecules are catalytically generated by an extracellular enzyme or a mineral surface, whereas the intracellular catalysis emerges via direct enzyme activation or via protein refolding.
Dante G. Andersen   +5 more
wiley   +1 more source

Poisoned at Work: An Updated Evaluation of New Hampshire Occupational Poisoning Calls to the Northern New England Poison Center from 2012 to 2014 [PDF]

open access: yes, 2016
In 2013, we published a report describing New Hampshire occupational poisoning calls to the Northern New England Poison Center (NNEPC) from 2005 to 2011. That report can be found at www.iod.unh.edu/OHSP/poisonedatwork-7-2013.pdf. This report provides new
Armenti, Karla R., Perron, Y.
core   +1 more source

Improved Tissue-Based Analytical Test Methods for Orellanine, a Biomarker of Cortinarius Mushroom Intoxication. [PDF]

open access: yes, 2016
Orellanine (OR) toxin is produced by mushrooms of the genus Cortinarius which grow in North America and in Europe. OR poisoning is characterized by severe oliguric acute renal failure, with a mortality rate of 10%-30%. Diagnosis of OR poisoning currently
Anantharam, Poojya   +7 more
core   +3 more sources

Targeting the NLRP3 in macrophages contributes to senescence cell clearance in radiation-induced skin injury

open access: yesJournal of Translational Medicine
Background The persistent accumulation of senescence cells is one of the characteristics of radiation-induced skin injury (RISI), leading to fibrosis and impaired healing.
Gaoyu Liu   +8 more
doaj   +1 more source

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