Results 61 to 70 of about 604,420 (291)

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Cocaine Addiction as a Homeostatic Reinforcement Learning Disorder [PDF]

open access: yes, 2017
Drug addiction implicates both reward learning and homeostatic regulation mechanisms of the brain. This has stimulated 2 partially successful theoretical perspectives on addiction.
Durand, A.   +4 more
core   +1 more source

Narcotics Addiction and Its Treatment [PDF]

open access: yes, 1957
The ongoing mythologizing of the poet in both criticism and, as recently in a play produced by Wasa teater (Vasa), is reductive, and needs to be confronted.
Winick, Charles
core   +4 more sources

The dual role dilemma of liver transplantation health care professionals

open access: yesBMC Medical Ethics, 2023
Background Similar to many other countries, in Germany patients with alcohol-related liver disease are obliged to prove their abstinence before being accepted on a waitlist for liver transplantation.
Annette Binder   +3 more
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Exotic Addiction [PDF]

open access: yes, 2015
With an annual profit between $10 and $20 billion, animal smuggling has become the third largest illegal trade in the world, behind only drugs and firearms, and the results are devastating to humans and animals alike.
Morgan, Melissa A.
core   +1 more source

Book review: The globalisation of addiction: a study in poverty of the spirit [PDF]

open access: yes, 2009
This book review is about 'The globalisation of addiction: a study in poverty of the spirit' by Bruce ...
Davies, John B.
core   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Affect and the computer game player: the effect of gender, personality, and game reinforcement structure on affective responses to computer game-play [PDF]

open access: yes, 2006
Previous research on computer games has tended to concentrate on their more negative effects (e.g., addiction, increased aggression). This study departs from the traditional clinical and social learning explanations for these behavioral phenomena and ...
Chumbley, J, Griffiths, MD
core   +1 more source

Associations between happiness with social factors and opioid agonist therapy among people who inject drugs

open access: yesScientific Reports
The level of happiness is low among patients with chronic mental or physical disorders. However, happiness and its association to sociodemographic and clinical factors remain unknown among patients with opioid use disorder (OUD) and people who inject ...
Clara Lucas Guerra   +6 more
doaj   +1 more source

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