Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Conservative Site-specific Recombination and Phase Variation

Conservative Site-specific Recombination and Phase Variation

Because the DNA segments are cut and reorganized in a direction-specific manner, site-specific recombination has emerged as an efficient genetic engineering technique. Flippase and Cyclization recombinases or Flp and Cre, respectively, are two members of the tyrosine recombinase family derived from bacteriophages, that are used to mediate site-specific DNA insertions, deletions, and targeted expression of proteins in mammalian cell lines.
The recognition sites for Cre recombinase called LoxP...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Association of Nasal Tip Rotation Outcome Estimation With the New Domes Technique in Primary Rhinoplasty.

JAMA facial plastic surgery·2018

Same author

Erratum: Rhytidoplasty: SMAS Imbrication Vector Comparison.

Facial plastic surgery : FPS·2017

Same author

The tripod graft: nasal tip cartilage reconstruction during revision rhinoplasty.

JAMA facial plastic surgery·2014

Same author

Rhinoplasty across Latin America: case discussions.

Facial plastic surgery : FPS·2013

Same author

Cervicofacial rhytidectomy without notorious scars: experience of 29 years.

Facial plastic surgery : FPS·2013

Same author

"Are we prophets only at home"? Do national otorhinolaryngologists cite papers by other Spanish ORL colleagues?

Acta otorrinolaringologica espanola·2012

Search research articles

Related Experiment Video

Updated: Mar 9, 2026

Bidirectional Retroviral Integration Site PCR Methodology and Quantitative Data Analysis Workflow

Bidirectional Retroviral Integration Site PCR Methodology and Quantitative Data Analysis Workflow

Published on: June 14, 2017

Rhytidoplasty: SMAS Imbrication Vector Comparison.

Fernando Pedroza¹, Rodrigo Iñiguez-Cuadra, Líder Chávez-Franco

¹Department of Facial Plastic Surgery, Clinica La Font, Bogota, CES University, Cundinamarca, Colombia.

Facial Plastic Surgery : FPS

|December 30, 2016

Summary

This summary is machine-generated.

SMAS lifting with vertical vectors improved facial aesthetics more than horizontal vectors. For neck rejuvenation, both specific and random platysmal suture placement yielded similar results.

More Related Videos

Mapping Bacterial Functional Networks and Pathways in Escherichia Coli using Synthetic Genetic Arrays

Mapping Bacterial Functional Networks and Pathways in Escherichia Coli using Synthetic Genetic Arrays

Published on: November 12, 2012

Indel Detection following CRISPR/Cas9 Mutagenesis using High-resolution Melt Analysis in the Mosquito Aedes aegypti

Indel Detection following CRISPR/Cas9 Mutagenesis using High-resolution Melt Analysis in the Mosquito Aedes aegypti

Published on: September 10, 2021

Related Experiment Videos

Last Updated: Mar 9, 2026

Bidirectional Retroviral Integration Site PCR Methodology and Quantitative Data Analysis Workflow

Bidirectional Retroviral Integration Site PCR Methodology and Quantitative Data Analysis Workflow

Published on: June 14, 2017

Mapping Bacterial Functional Networks and Pathways in Escherichia Coli using Synthetic Genetic Arrays

Mapping Bacterial Functional Networks and Pathways in Escherichia Coli using Synthetic Genetic Arrays

Published on: November 12, 2012

Indel Detection following CRISPR/Cas9 Mutagenesis using High-resolution Melt Analysis in the Mosquito Aedes aegypti

Indel Detection following CRISPR/Cas9 Mutagenesis using High-resolution Melt Analysis in the Mosquito Aedes aegypti

Published on: September 10, 2021

Area of Science:

Plastic Surgery
Facial Aesthetics
Anatomical Vector Analysis

Background:

SMAS (Superficial Musculoaponeurotic System) lifting is a common procedure for facial rejuvenation.
Vector orientation in SMAS manipulation may influence aesthetic outcomes.
Platysmal muscle plication techniques vary in suture placement strategies.

Purpose of the Study:

To compare aesthetic outcomes of SMAS lifting using oblique-horizontal versus oblique-vertical vectors.
To evaluate the efficacy of specific versus random suture placement in platysmal plication for neck aesthetics.

Main Methods:

Comparative, retrospective, blind, and randomized study of 107 patients.
Facial plastic surgeons evaluated pre- and postoperative photographs using a 7-point scale.
Analysis of SMAS flap traction vectors (oblique-horizontal vs. oblique-vertical) and platysmal suture placement (specific vs. random).

Main Results:

Oblique-vertical SMAS vector vectors demonstrated statistically significant improvements in the malar eminence, melolabial fold, and jowls (p ≤ 0.001).
Both specific and random suture placements for platysmal plication resulted in excellent neck aesthetic outcomes without statistical difference.
Overall facial improvement favored the oblique-vertical vector technique.

Conclusions:

SMAS lifting with predominantly oblique-vertical vectors appears to yield superior aesthetic results for the mid and lower face compared to oblique-horizontal vectors.
Suture placement strategy for platysmal plication does not significantly impact aesthetic outcomes in neck rejuvenation.
Vertical vector orientation is recommended for enhanced facial contouring in SMAS lifting procedures.