Results 111 to 120 of about 5,929,630 (303)

Mixtures of Elastomer Impression Materials: I. Setting Time and Consistency

open access: yes, 1974
The setting time and consistency of 40 mixtures of different elastomer impression materials were measured. Measurements were made at 20, 25, and 37 C. In all mixtures the setting time and consistency values were inversely proportional to temperature and
Thanos M. Kaloyannides, Danae J. Kapari
core   +1 more source

Transfer Impression in Prosthodontics Implants for the Range of the Practitioner [PDF]

open access: yesPesquisa Brasileira em Odontopediatria e Clínica Integrada, 2006
Introduction: The success of an implant supported restoration is directly associated with accuracy and passive fit of fixture and abutments components, stability of implant/abutment interface, as well as adequate distribution of mastigatory loads to the ...
Érica Alves GOMES   +4 more
doaj  

A context‐dependent modulatory role for eIF6 in acquired resistance to vemurafenib in melanoma

open access: yesFEBS Letters, EarlyView.
Acquired resistance to vemurafenib upregulates the translation factor eIF6 in melanoma cells. Silencing eIF6 in resistant cells reduces proliferation and partially restores drug sensitivity, whereas its overexpression increases sensitivity across melanoma lines regardless of BRAF status, via modulation of mTOR, S6K, and MAPK signaling.
George Kyriakopoulos   +9 more
wiley   +1 more source

Effect of Viscosity on the Accuracy and Stability of Elastic Impression Materials

open access: yes, 1973
A ram and cylinder penetrometer was designed to measure the viscosity of impression materials at their time of placement. Viscosity had no effect on accuracy or stability of the impression materials within the viscosity ranges studied.
M.H. Reisbick
core   +1 more source

Neutralization of the PTX3/CD44 axis suppresses TGF‐β1 signaling in kidney fibrosis

open access: yesFEBS Letters, EarlyView.
This study investigates how the PTX3/CD44 axis promotes kidney fibrosis by activating TGF‐β1 signaling. We demonstrate that the neutralizing antibody WHC‐001 effectively inhibits this pathway, suppressing myofibroblast activation and partial epithelial–mesenchymal transition (EMT).
Chao‐Chun Cheng   +8 more
wiley   +1 more source

Impression Management: Impression Conceptual Definition and Model

open access: yes
This paper contains a conceptual definition of the impression and a conceptual model of the impression formation process and its place and role in a stakeholder’s behavior in dealing with products, services or activities.
Mote, Georgs   +3 more
core  

Tear Strength of Non-aqueous Impression Materials

open access: yes, 1984
Examples from each of the four major groups of dental impression materials (polysulfides, polyethers, condensation polysiloxanes, and addition polysiloxanes) were subjected to a trouser-leg tear test.
S.C. Keck, W.H. Douglas
core   +1 more source

Inhibition of dipeptidyl peptidase 7 impairs lysophagy in LLOMe‐treated HepG2 cells

open access: yesFEBS Letters, EarlyView.
DPP7 inhibition delays ubiquitin‐dependent lysophagy by attenuating ubiquitin accumulation and the recruitment of SQSTM1 and LC3 to damaged lysosomes, resulting in delayed clearance of damaged lysosomes and impaired restoration of lysosomal homeostasis. Created using FigureLabs (Certificate ID: FL‐PUB‐20260922‐Z99XNX).
Na Yeon Park   +8 more
wiley   +1 more source

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

Effect of retention features in custom trays on dimensional accuracy of master casts made from alginate impressions

open access: yesمجله دانشکده دندانپزشکی اصفهان, 2012
Introduction: Complete adhesion of the impression materials to trays is important to prevent impression materials from being pulled away from trays during removed from the mouth and to ensure that the direction of polymerization shrinkage will be towards
Ramin Mosharraf, Zeynab Zareie
doaj  

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