Results 1 to 10 of about 174,116 (371)

Mechanistic basis for the allosteric activation of NADase activity in the Sir2-HerA antiphage defense system [PDF]

open access: yesNature Communications
Sir2-HerA is a widely distributed antiphage system composed of a RecA-like ATPase (HerA) and an effector with potential NADase activity (Sir2). Sir2-HerA is believed to provide defense against phage infection in Sir2-dependent NAD+ depletion to arrest ...
Xiangkai Zhen   +12 more
doaj   +3 more sources

Structural and DNA end resection study of the bacterial NurA-HerA complex

open access: yesBMC Biology, 2023
Background The nuclease NurA and the ATPase/translocase HerA play a vital role in repair of double-strand breaks (DSB) during the homologous recombination in archaea.
Jieyu Yang   +4 more
doaj   +2 more sources

Obesity has a detrimental impact on temporal decline of sperm quality in normospermic patients: insights from a cross-sectional study of 2,430 patients over 14 years [PDF]

open access: yesReproductive Biology and Endocrinology
Background Obesity is a known factor influencing sperm quality through hormonal imbalances and oxidative stress, contributing to male infertility.This study examines the association between obesity and temporal declines in sperm quality in normospermic ...
Giorgio Ivan Russo   +8 more
doaj   +2 more sources

Heavy quark production at HERA and the LHC [PDF]

open access: green, 2005
Measurements of heavy quark production, particularly from HERA, their theoretical understanding and their relevance for the LHC are reviewed. The status of beauty and charm production is discussed in the context of the different components of the ...
Wing, Matthew
core   +3 more sources

Validity of Hera Leto consumer earbuds for heart rate monitoring during stationary cycling [PDF]

open access: yesScientific Reports
Heart rate (HR) monitoring using earbuds presents a promising avenue for precise measurement, yet its validity remains under investigation during stationary cycling.
Junchao Yang   +4 more
doaj   +2 more sources

Zeus and Hera Souideptēnoi: The sanctuary at Belava mountain near Turres/Pirot [PDF]

open access: yesStarinar, 2022
In the border zone between the Roman provinces of Upper Moesia and Thrace a sanctuary dedicated to Zeus and Hera, defined by the toponymic epithet Souideptēnoi, was discovered on the Belava mountain, near Turres (today’s Pirot).
Gavrilović-Vitas Nadežda, Dana Dan
doaj   +1 more source

More blastocysts are produced from fewer oocytes in ICSI  compared to IVF – results from a sibling oocytes study and definition of a new key performance indicator

open access: yesReproductive Biology and Endocrinology, 2021
Background Which fertilization method, between ICSI and IVF in split insemination treatments, has the highest clinical efficiency in producing clinically usable blastocyst?
Sandrine Chamayou   +10 more
doaj   +1 more source

A Study on the Recurrent Processes of the Goddess and Her Representation: Hera

open access: yesAnadolu Araştırmaları, 2021
Throughout history, communities within the proximity of each other had developed economical, religious, political relations and cultural transmissions between them.
Cansın Okan, Rifat Eser Kortanoğlu
doaj   +1 more source

The true panel of cystic fibrosis mutations in the Sicilian population

open access: yesBMC Medical Genetics, 2020
Background The aim was to establish the true risk of having an affected child with Cystic Fibrosis (CF) in the Sicilian infertile population. Methods A longitudinal CFTR screening of 1279 Sicilian infertile patients for all CFTR mutations sequencing the ...
Sandrine Chamayou   +8 more
doaj   +1 more source

The clinical patterns of vitiligo “hospital-based study” in Makkah region, Saudi Arabia

open access: yesJournal of Dermatology and Dermatologic Surgery, 2014
Background: Little is known about the clinical patterns of vitiligo and its associations in Arab countries, particularly Saudi Arabia. Methods: We performed a retrospective review of 135 medical records of patient with vitiligo seen at the Hera Hospital,
M.I. Fatani   +5 more
doaj   +1 more source

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