Results 51 to 60 of about 238,887 (290)

Investigations on the postnatal development of the foliate papillae using light and scanning electron microscopy in the porcupine (Hystrix cristata)

open access: yesVeterinární Medicína, 2013
In this study SEM and light microscopy were used to investigate the structure of the foliate papillae in the porcupine. The foliate papillae consisted of about 10 or 11 clefts.
S. Yilmaz   +4 more
doaj   +1 more source

MASH Background Confers Enhanced Disease Susceptibility and Acetaminophen Toxicity in iPSC‐Derived Liver Organoids

open access: yesAdvanced Science, EarlyView.
This work establishes a novel method for generating multicellular liver organoids from control and MASH donor iPSCs. The model recapitulates several disease‐specific characteristics, with MASH donor‐derived organoids showing higher susceptibility. Lipidomic profiling of MASH organoids closely resembles MASH liver biopsies.
Ekta Minocha   +5 more
wiley   +1 more source

Gut microbiota–derived short‐chain fatty acids regulate group 3 innate lymphoid cells in HCC

open access: yesHepatology, EarlyView., 2022
Abstract Background and Aims Type 3 innate lymphoid cells (ILC3s) are essential for host defense against infection and tissue homeostasis. However, their role in the development of HCC has not been adequately confirmed. In this study, we investigated the immunomodulatory role of short‐chain fatty acids (SCFAs) derived from intestinal microbiota in ILC3
Chupeng Hu   +11 more
wiley   +1 more source

Embryonic Origin of Amphibian Taste Buds

open access: yes, 1995
Despite numerous descriptive studies, the embryonic origin of vertebrate taste buds has never been experimentally determined. A number of different alternatives have been suggested for taste bud origins, including epibranchial placodes, the neural crest,
Barlow, Linda A., Northcutt, R.Glenn
core   +1 more source

RNAi in the Rhizarian Phytopathogen Plasmodiophora brassicae: The Causal Agent of Clubroot Disease in Cruciferous Crops

open access: yesAdvanced Science, EarlyView.
This study uncovers an unusual RNAi pathway in the rhizarian pathogen Plasmodiophora brassicae. In the absence of Dicer, a Drosha‐like RNase III protein supports the biogenesis of predominant 21‐nt small RNAs, and two Argonaute proteins mediate small RNA‐guided silencing.
Xiong Zhang   +13 more
wiley   +1 more source

TP53 R249S mutation in hepatic organoids captures the predisposing cancer risk

open access: yesHepatology, EarlyView., 2022
The systematic approach in elucidating the gain‐of‐function (GOF) roles of TP53 mutations in early liver carcinogenesis. Unique downstream targets of TP53 L3 mutations were identified from chormatin immunoprecipitation sequencing in HCC cell lines, followed by a series of validation assays to substantiate the exclusive transcriptional regulations ...
Yin Kau Lam   +10 more
wiley   +1 more source

Taste Coding and Feedforward/Feedback Signaling in Taste Buds

open access: yes, 2017
Taste buds are the sensory end organs of the gustatory system. Thousands of these tiny sensory structures are embedded throughout the lingual epithelium and palate.
Chaudhari, Nirupa   +3 more
core   +1 more source

A Smart Fluid‐Hydraulic System Based on MRF Valve Control and Its Application in Flexible Grasping

open access: yesAdvanced Science, EarlyView.
This study introduces a smart fluid hydraulic system using MRF valve control for flexible gripping. An MRF‐MSV with an integrated excitation coil and micro‐textured damping channels is designed and validated; micro‐texturing increases hydraulic resistance. Coupled with a soft actuator, the MRF‐MSV enables dynamic bending and grasping.
Linfeng Huo   +5 more
wiley   +1 more source

Gustatory dysfunction in relation to circumvallate papilla’s taste buds structure upon unilateral maxillary molar extraction in Wistar rats: an in vivo study [version 1; peer review: 2 approved]

open access: yesF1000Research, 2019
Background: The interaction between taste sensation and dentoalveolar innervation is still under research.  teeth loss can alter taste thresholds in humans, but the underlying mechanisms are still obscure. This study investigated the effect of unilateral
Sana Mostafa   +2 more
doaj   +1 more source

Suspension-cultured taste bud organoids recapitulate taste buds

open access: yesOrganoid, 2023
Background Taste buds are a complex organ and require a plethora of growth factors for their development, homeostasis, and regeneration. Taste bud organoids provide a platform for understanding their development, disease and regeneration. Methods In this study, we focused on identifying the localization of receptors involved during taste bud ...
Anish Ashok Adpaikar   +2 more
openaire   +1 more source

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