Publications by authors named "Ali S Hassan"

Smoke taint is a fault that can occur in wines made from smoke-affected grapes. Smoke taint research has largely focused on chemical and sensory analysis and mitigation strategies, with limited attention to underlying molecular responses. We performed RNA sequencing on berries from cultivars Shiraz and Chardonnay after controlled smoke exposure.

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Diversification of the cellulose synthase superfamily of glycosyltransferases has provided plants with the ability to synthesize varied cell wall polysaccharides such as xyloglucan, mannans, and the mixed-linkage glucans of cereals. Surprisingly, some but not all members of the cellulose synthase-like M (CslM) gene family have recently been shown to be involved in the glycosylation of the aglycone core of a range of triterpenoid saponins. However, no cell wall activity has yet been attributed to any of the CslM gene family members.

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Background: Quinoa (Chenopodium quinoa Willd.) is a facultative halophyte showing various mechanisms of salt resistance among different ecotype cultivars. This study aimed to determine salt resistance limits for a Peruvian sea level ecotype "Hualhuas" and a Bolivian salar ecotype "Real" and elucidate individual mechanisms conferring differences in salt resistance between these cultivars.

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Article Synopsis
  • Ferulic acid and p-coumaric acid are important phenolic acids found in the cell walls of grasses, playing crucial roles in health benefits, digestibility, and maintaining cell wall integrity.
  • A study identified a specific gene mutation in barley that affects the levels of these acids, leading to a decrease in p-coumaric acid and an increase in ferulic acid, which alters their ratio in whole grain.
  • This mutation could negatively impact grain quality traits, suggesting that targeting this gene may enhance grain quality for malting or improve phenolic acid content in whole grain foods.
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The present study aims to disclose the activity of cationic cellulose nanocrystals (CNCs) as a promising multifunctional green nanomaterial with applications in biological aspects. The basic reason behind multifunctional behavior is zeta potential and size distribution of nano biopolymers; exhibit a remarkable physical and biological activity compared to normal molecules.The preliminary characterized studied using absorption spectral analysis showed strong absorption peak indicating that spectrum curves can be screen by UV spectra at wavelength range 200-400nm.

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Background Foreign body ingestion is a prevalent issue among children and presents considerable morbidity and mortality rates. Due to children's increased accessibility to electronic toys and equipment, foreign body ingestion has become a common reason for presenting to pediatric emergency departments worldwide. In this context, this research aims to determine the prevalence of foreign body ingestion among children in AlAhsa, Saudi Arabia.

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Gastric diverticula (GD) are the rarest of the gastrointestinal diverticula and are characterized by protrusions of the stomach wall, that can either be congenital or acquired. Despite the fact that the majority of GD are asymptomatic and are detected inadvertently during endoscopy or gastrointestinal (GI) series studies, they might present with a variety of symptoms, including abdominal pain, vomiting, and weight loss. In mild symptomatic instances, GD is treated conservatively with antacids, but surgical excision is indicated for refractory gastric diverticula with persistent symptoms or complications.

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Background: Early neurocritical care aims to ameliorate secondary traumatic brain injury (TBI) and improve neural salvage. Increased engagement of neurosurgeons in neurocritical care is warranted as daily briefings between the intensivist and the neurosurgeon are considered a quality indicator for TBI care. Hence, neurosurgeons should be aware of the latest evidence in the neurocritical care of severe TBI (sTBI).

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Article Synopsis
  • Barley endosperm arabinoxylan (AX) is a key polysaccharide contributing to dietary fiber with health benefits and impacts on malting and brewing processes.
  • Research quantified AX levels in 128 barley accessions, revealing a range from approximately 5.2 to 9 μg/g and identified three significant quantitative trait loci (QTL) associated with these levels on two barley chromosomes.
  • The study also pinpointed candidate genes involved in AX biosynthesis, offering insights into breeding strategies that could enhance AX content in barley grains through specific genetic markers.
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Vitreous cysts are rare ocular malformations. We report an unusual case of a pigmented free-floating vitreous cyst incidentally detected in a highly myopic 28-year-old woman who was referred by her optometrist.

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Purpose: To highlight a rare case of hidradenitis suppurativa affecting the periorbital skin in which chronic nodules resulted in a sinus tract connecting the lacrimal sac and ethmoidal sinus.

Methods: A single interventional case note review with clinical history, examination, results of investigations and details of medical and surgical management.

Results: The patient showed no response to antibiotics and steroids.

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Here we describe the expression of two novel transcripts, Ende (AK014119) and Npe (AK084355), during early mouse embryogenesis. Ende mRNA was first detected at embryonic day (E) 7.0 in a small population of epiblast cells in the distal half of the embryo.

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