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Related Concept Videos

Structure of Lipids03:38

Structure of Lipids

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...
Structure of Lipids03:38

Structure of Lipids

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...
Structure of Lipids03:38

Structure of Lipids

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...
Formation of Lipopolysaccharides01:19

Formation of Lipopolysaccharides

Lipopolysaccharides (LPS) are crucial components of the outer membrane of Gram-negative bacteria, serving both structural and functional roles. It contributes to membrane stability and protects bacteria from host immune responses. LPS is composed of three major regions—lipid A, a core oligosaccharide, and an O antigen. The biosynthesis and assembly of LPS involve a highly coordinated set of enzymatic reactions and transport mechanisms. Additionally, LPS is recognized as an endotoxin, triggering...

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Related Experiment Videos

[Structures of lip reconstruction].

W Koenen1, S Goerdt, J Faulhaber

  • 1Klinik für Dermatologie, Venerologie und Allergologie, Universitätsmedizin Mannheim, Theodor-Kutzer-Ufer 1-3, Mannheim, Germany. wolfgang.koenen@umm.de

Der Hautarzt; Zeitschrift Fur Dermatologie, Venerologie, Und Verwandte Gebiete
|April 22, 2011
PubMed
Summary
This summary is machine-generated.

Lip tumors are common oral cancers requiring complex surgical reconstruction. Various techniques exist, but selection depends on defect size and location for optimal functional and aesthetic outcomes.

Related Experiment Videos

Area of Science:

  • Oncology
  • Oral Surgery
  • Plastic Surgery

Context:

  • Lip tumors, though rare, represent the most frequent oral malignancies.
  • Surgical reconstruction of lip defects presents significant functional and aesthetic challenges for surgeons.

Purpose:

  • To review and classify surgical techniques for lip tumor reconstruction.
  • To guide the selection of appropriate reconstructive procedures based on defect characteristics.

Summary:

  • Various surgical techniques, categorized by tissue mobilization (1D, 2D, 3D), are employed for lip reconstruction.
  • Over 200 techniques exist, but a select few are routinely utilized.
  • Patient-specific factors, including tumor location and defect size, dictate the chosen method.
  • Treatment algorithms aid in selecting optimal reconstructive strategies.

Impact:

  • Successful lip tumor resection and reconstruction achieve satisfying functional and aesthetic outcomes.
  • Understanding defect-specific techniques minimizes complications and enhances patient results.