Results 101 to 110 of about 8,948,014 (307)

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

The Roles of Ethnic Theater in Immigrant Communities in the United States 1850-1930 [PDF]

open access: yes, 1981
In the late nineteenth and early twentieth centuries millions of Europeans left their homes to form immigrant communities in the United States. Much of the literature about those immigrant communities focuses upon problems such as their ecomonic ...
Seller, Maxine S.
core   +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

Early Life Relict Feature in Peptide Mass Distribution [PDF]

open access: yes, 2008
Molecular mass of a biomolecule is characterized in mass spectroscopy by the monoisitopic mass M~mono~ and the average isotopic mass M~av~. We found that peptide masses mapped on a plane made by two parameters derived from M~mono~ and M~av~ form a ...
Alexander R. Zubarev   +4 more
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

Floristic study of Artemisia aucheri Boiss. rangelands in Isfahan Province, Iran

open access: yesیافته‌های نوین در علوم زیستی, 2017
To investigate the Artemisia vegetation in Isfahan Province, two rangelands of Khorous Galu in the southwest and Ashan in the west of Isfahan were selected. These rangelands are mountainous with semiarid climate.
Mahdieh Jafariparizi   +3 more
doaj  

Consumption and Habit Formation when Time Horizon is Finite [PDF]

open access: yes
This paper provides a closed-form solution under labour uncertainty for optimal consumption and the value function in a finite horizon life-cycle model with habit persistence.habit formation, life-cycle consumption, precautionary ...
Viola Angelini
core  

Economic Decision-Making and Ethical Choice [PDF]

open access: yes, 2008
Some economists, notably Gary Becker, claim that economic analysis is applicable to any decision, ethical or otherwise. Ethical principles within Objectivist Ethics are based on long-range success— life being the measure of success.
Touchstone, Kathleen
core  

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

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