Results 101 to 110 of about 8,901,932 (330)

Organogenesis during plant regeneration in cotyledon culture of Trifolium michelianum Savi

open access: yesActa Societatis Botanicorum Poloniae, 2014
Shoots of Trifolium michelianum Savi. could be induced directly from the cotyledonary petiole or through petiole-derived callus on EC6 medium (Mahewswaran and Williams 1984) supplemented with BAP at 4.4, 8.8 and 22.2 µM.
Robert Konieczny
doaj   +1 more source

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Predicting the Future Burden of Renal Replacement Therapy in Türkiye Using National Registry Data and Comparative Modeling Approaches

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic kidney disease is a growing public health problem worldwide, and the number of patients requiring renal replacement therapy is steadily increasing. Türkiye has experienced a similar rise in both the incidence and prevalence of renal replacement therapy over the past decades; however, national‐level projections of future ...
Arzu Akgül   +2 more
wiley   +1 more source

Influence of tannin addition on the content and composition of polyphenolic compounds in wines

open access: yesCzech Journal of Food Sciences, 2008
Polyphenols can greatly affect the sensorial characteristics and stability of wine. The concentration of polyphenols in wines is very low, the sample must be thus concentrated before the analytical measurement.
Marie CÍCHOVÁ   +2 more
doaj   +1 more source

Electron effective mass determination across a β-(Al0.2Ga0.8)2O3//β-Ga2O3 interface by Kramers-Kronig analysis [PDF]

open access: bronze, 2021
Adrian Chmielewski   +4 more
openalex   +1 more source

Logic circuit detects both present and missing negative pulses in superimposed wave trains [PDF]

open access: yes, 1967
Pulse divide and determination network provides a logical determination of pulse presence within a data train. The network uses digital logic circuitry to divide positive and negative pulses, to shape the separated pulses, and to determine, by means of ...
Rice, R. E.
core   +1 more source

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

Insights into Analytical Precision: Understanding the Factors Influencing Accurate Vitamin A Determination in Various Samples

open access: yesAnalytica
The accurate assessment of vitamin A in animal feed and tissues is vital for safeguarding animal well-being and ensuring high-quality nutritional feed. However, challenges in achieving precise results persist, necessitating a comprehensive understanding ...
Yauheni Shastak   +2 more
doaj   +1 more source

Mycobacteria in water, soil, plants and air: a review

open access: yesVeterinární Medicína, 2012
Amazingly, despite the 24 143 papers on mycobacteria, indexed in the Web of Science database during the last six years, published by 67 008 authors from 13 128 organizations located in 166 countries or territories, internationally accepted legal ...
K. Hruska, M. Kaevska
doaj   +1 more source

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