Results 51 to 60 of about 37,399,927 (279)

A Case Report on Mandibular Second Molar Regarding Single C-Shaped Canal [PDF]

open access: yes, 2018
C-shaped canal variation is commonly seen in mandibular second molars. Extra canals is not always a variation in root canals. Radiograph is a must for the identification of single canal.
Neha Mittal   +3 more
core   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Microscopic Retreatment Of Mandibular Molar With C-Shaped Canal Configuration

open access: yesInternational Dental Journal
Introduction: C-shaped root canals predominantly occur in the mandibular second permanent molars, characterized by their C-shaped cross-sectional anatomy.
Ruyue Wang   +4 more
doaj   +1 more source

Root and root canal morphology of permanent mandibular first and second molars in a Kuwaiti population: A retrospective cone-beam computed tomography study

open access: yesSaudi Dental Journal, 2023
Aim: Endodontic diseases typically affect the mandibular molars. Understanding the complex morphology of the root canal system and its variations is necessary for successful endodontic treatment.
Humoud S. Alazemi   +2 more
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

C shaped canal: Variation and Recommendations

open access: yes, 2018
Root canal morphology is not uniform, variations of root canals are routinely encountered by endodontists making the root canal treatment more challenging. C shaped canal is a variation commonly encountered in mandibular second molars.
Ashok Ayer   +5 more
core   +2 more sources

APOBEC3 activity and DNA polymerase‐ε deficiency are associated with distinct IDH1 R132 hotspot mutations

open access: yesMolecular Oncology, EarlyView.
Isocitrate dehydrogenase 1 (IDH1) mutations are highly recurrent in multiple human cancer types, including cholangiocarcinoma and glioma. IDH1 R132C is the most common IDH1 mutation in cholangiocarcinoma and likely arises from APOBEC3A‐ or APOBEC3B‐mediated deamination.
Kelly E. Butler   +3 more
wiley   +1 more source

C-shaped single canaled mandibular second molar: A rare case report

open access: yesSRM Journal of Research in Dental Sciences, 2017
This case report presents a rare root canal system in a mandibular second molar tooth, a single root with a single canal. C-shaped canals with varying configuration are commonly observed in single-rooted mandibular second molars.
Rahul Bhargava   +4 more
doaj   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

A Rare Root Canal Configuration of a Maxillary Second Molar with Fused C-shaped Buccal Root and Five Canals: A Case Report and Review of literature [PDF]

open access: yes, 2019
Having a thorough knowledge of root canal configuration is essential for a successful endodontic treatment. Clinicians should always pay attention to the unusual canal configuration so as to avoid missing extra canals. This paper describes a non-surgical
Qiu, Lihong, Yu, Jingtao, Liu, Dan
core   +1 more source

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