Definitions

1. A cell wall is a tough, usually flexible but sometimes fairly rigid layer that surrounds some types of cells. (Web site)
2. A cell wall is also present in some eukaryotes like fungi, but has a different chemical composition. (Web site)
3. This cell wall is composed of cellulose and other polymers and is distinct in composition from the cell walls found in fungi or bacterial cells. (Web site)
4. The cell wall is an essential structure that protects the delicate cell protoplast from osmotic lysis. (Web site)
5. The cell wall is composed of peptidoglycan, teichoic and teichuronic acids.

Composition

1. Interestingly, the staining response of gram-variable bacteria and archaea is also due to their cell wall composition and structure (6, 10). (Web site)

Surface

1. For gram-positive bacteria, MVs adhere to the surface of the cell wall, break open, and hydrolyze the peptidoglycan immediately under the adherence junction. (Web site)

Inner

1. Thin sections of the cell wall demonstrate an outer membrane and an inner, more homogeneous layer.
2. According to this model, nascent polymers are inserted on the inner face of the cell wall, where they are not stretched. (Web site)
3. In B. subtilis, the density of the OWZ decreases from the inner to the outer face, which is consistent with a centrifuge turnover of the cell wall (4, 20). (Web site)

Environment

1. The properties of the cell wall depend in many ways on the environment in which the hypha grows. (Web site)

Case

1. In the case of filamentous fungi, the protein extraction is also influenced by the presence of a cell wall which makes up the majority of the cell mass. (Web site)
2. In the case of mycobacteria, that means synthesizing the many layers of complex cell wall and maintaining their rod shape. (Web site)

Present

1. The cell envelope is the cell membrane and cell wall plus an outer membrane, if one is present. (Web site)
2. When there is a minor infection with few bacteria present, low levels of cell wall components are present. (Web site)

Types

1. Different types of bacteria Bacteria classification based on cell wall Bacteria are classified in to two types based on their cell wall composition.
2. The cell wall composition in Amoebium, for example was different from that of any of the types of cell walls identified for other taxa of fungi.

Carbohydrates

1. The major cell wall carbohydrates are arabinogalactans [ 73], as in plants.
2. Certainly, P. carinii requires carbohydrates for its cell wall, but to date, a mycelial phase for members of this genus has not been identified.

Antigens

1. These antigens are part of the cell wall of the bacteria and are given a letter designation (i.e. (Web site)

Stained

1. The cell wall was stained with calcofluor white, DNA in the nuclei was stained with Sytox green, and the filaments were examined by DIC microscopy.

Constituents

1. These glucose polymers are constituents of the cell wall of certain pathogenic bacteria and fungi.

Thin

1. Gram-negative bacteria have a thin cell wall made of a layer of peptidoglycan. (Web site)
2. Gram negative bacteria have a thin cell wall made of a layer of peptidoglycan surrounded by an outer membrane containing lipids. (Web site)
3. TEM showing the cell wall ultrastructure of the ascomycete type composed of one thin, dark layer and a broad, light inner layer.

Flexible

1. The primary cell wall, generally a thin, flexible and extensible layer formed while the cell is growing. (Web site)
2. In most cells, the cell wall is flexible, meaning that it will bend rather than holding a fixed shape, but has considerable tensile strength. (Web site)

Water

1. Tracheids have pits where the cell wall is modified into a thin membrane, across which water flows from tracheid to tracheid.

Enclosed

1. The cytoplasm (material in the cell interior) of all bacteria is enclosed within a cell membrane that itself is surrounded by a rigid cell wall. (Web site)

Bacterial Cell Wall

1. Penicillin normally acts by preventing the construction of an essential component of the bacterial cell wall: the Peptidoglycan. (Web site)
2. Gram's iodine —A solution of iodine and potassium iodide which causes crystal violet to adhere more tightly to the bacterial cell wall. (Web site)
3. Around the outside of the cell membrane is the bacterial cell wall.

Inhibiting

1. Penicillins act by inhibiting the formation of a cell wall.
2. These antibiotics work by inhibiting the bacterial cell wall synthesis.

Function

1. Plants form two types of cell wall that differ in function and in composition.
2. Some lantibiotics have been shown to function by targeting lipid II, the essential precursor of cell wall biosynthesis.

Interfering

1. Penicillin kills bacteria by interfering with the ability to synthesize cell wall. (Web site)
2. Lysozyme, secreted in tears, may play a role in controlling the bacteria by interfering with their cell wall formation.

Apron

1. Cena pulls himself up on the apron and Orton quickly launches him off into the cell wall. (Web site)

Capsule

1. Capsule and Slime Layers A lose gelatinous sheath called slime layer is usually deposited around the bacterial cell wall.

Sugars

1. The Chlorella cell wall is made of indigestible cellulose, just like green grass, while the cell wall of Spirulina is made of complexed proteins and sugars.
2. Peptidoglycan is a complex, interwoven network of sugars and proteins that surrounds the entire cell wall. (Web site)

Lack

1. Monera are the only kingdom composed of prokaryotic organisms, they have a cell wall, and lack both membrane-bound organelles and multicellular forms. (Web site)
2. They completely lack a bacterial cell wall.

Mitochondria

1. But myoglobin is tasked with transporting oxygen from the cell wall through the cytoplasm to the mitochondria.

Life Cycle

1. Indeed, the zygomycete Rhizopus oryzae possesses a cell wall in all known stages of its life cycle and this is also the case for the Glomeromycota.

Fungus

1. The fungus initially grows between cortical cells, but soon penetrates the host cell wall and grows within the cell. (Web site)
2. The cell wall of a fungus is made of chitin, which is also found in insects. (Web site)
3. Fungus - A single- or many-celled, naked or covered, irregular or filamentous organism, usually with a chitinous cell wall.

Aureus

1. S. aureus has been shown to resist intracellular neutrophil killing through modification of its cell wall components.

Results

1. The results of this study showed that the cell wall of P. carinii cystic forms is a structure whose inner side is rich in actin and tubulin. (Web site)
2. Our results here indicate that accumulation of DHS might be the cause of the cell wall thickening in the basA1 mutant.

Inhibition

1. Their antibacterial activities result from the inhibition of mucopeptide synthesis in the cell wall.
2. MICROBIOLOGY: Amoxicillin is bactericidal in action and acts through the inhibition of biosynthesis of cell wall mucopeptide of susceptible organisms. (Web site)
3. These antibiotics are nontoxic and kill sensitive bacteria during their growth stage by the inhibition of biosynthesis of their cell wall mucopeptide. (Web site)

Mutans

1. The results suggest that the cell wall of S. mutans contains tightly and possibley covalently bound polypeptide molecules. (Web site)
2. The term "PLS antigen" used herein denotes an antigen isolated from the pili-like structures on the surface layer of the cell wall of S. mutans. (Web site)

Streptococci

1. This complex sugar molecule is a major component of the cell wall in all streptococci. (Web site)
2. Another way to classify streptococci is based on a carbohydrate antigen present on the bacterial cell wall called the Lancefield antigen. (Web site)
3. Streptococci are classified according to their hemolytic enzymes and cell wall antigens.

Polysaccharide

1. Most bacteria contain some sort of a polysaccharide layer outside of the cell wall or outer membrane.
2. A major antigenic determinant (antibody-combining site) of the Gram-negative cell wall resides in the O polysaccharide. (Web site)

Lps

1. The cell wall antigens (O antigens) of Gram-negative bacteria are components of LPS. LPS elicits a variety of inflammatory responses in an animal. (Web site)

Form

1. The composition, properties, and form of the cell wall may change during the cell cycle and depend on growth conditions. (Web site)

Nucleus

1. Damage can occur to the cell wall, cytoplasm, and nucleus. (Web site)

Disintegration

1. The agent operates to penetrate the bacterial cell wall and thereby destroy existing bacteria by disintegration so that residues are washed away.

Septum

1. Indeed, in S. aureus, the cell wall is polymerized exclusively at the septum (31). (Web site)

Lipid

1. Liver biopsy specimens were also examined for lipid A, a common antigenic component of the cell wall in gram-negative bacteria. (Web site)

Lipids

1. The gram-negative bacteria have a thin cell wall that is rich in lipids. (Web site)

Animals

1. Silicon is found in many plants and animals; it is a major component of the test (cell wall) of diatoms. (Web site)
2. The fungal cell wall contains glucans also found in plants, but also chitin not found in the Plant kingdom, but in some animals. (Web site)
3. In animals, the cell wall is either absent or composed of material different from that of the plant cell wall. (Web site)

Motile

1. In liquid media vibrios are motile by polar flagella that are enclosed in a sheath continuous with the outer membrane of the cell wall.
2. Unlike spirochetes, they have a rigid cell wall and are motile by means of ordinary polar flagella. (Web site)

Septa

1. Septa, however, are present occasionally, especially where reproductive structures occur and where the cell wall of the mycelium has been compromised. (Web site)

Pores

1. In contrast, the solvent dehydrates the thicker Gram-positive cell walls, closing the pores as the cell wall shrinks during dehydration. (Web site)

Organism

1. The majority of adenylate cyclase enzyme activity in B. pertussis was associated with the cell wall of the organism. (Web site)
2. It is believed that the gram staining characteristics of an organism is a function of its cell wall. (Web site)

Organisms

1. The side-chains of the cell wall carry the bases responsible for the somatic antigen specificity of these organisms. (Web site)
2. As in other organisms, the bacterial cell wall provides structural integrity to the cell. (Web site)

Membranes

1. A new cell wall is laid down between the membranes, which fuses with the existing cell wall. (Web site)

Categories

1. Nature > Life > Cells > Cell Membrane
2. Gram-Positive
3. Gram-Negative
4. Nature > Life > Cells > Outer Membrane
5. Nature > Life > Cells > Cell Walls

Related Keywords

* Antibiotics * Archaea * Bacterial Cell * Bacterial Species * Bacterium * Cell * Cells * Cellulose * Cell Division * Cell Membrane * Cell Structure * Cell Walls * Cell Wall Peptidoglycan * Cell Wall Synthesis * Cell Wall Teichoic Acids * Characteristic Feature * Chitin * Component * Conidia * Cytoplasm * Cytoplasmic Membrane * Daughter Cells * Degenerates * Endotoxin * Endotoxins * Escherichia Coli * Eukaryotes * Flagella * Fungi * Gram-Negative * Gram-Negative Cells * Gram-Positive * Gram-Positive Organisms * Gram Negative * Gram Stain * Gram Staining * Hyphae * Layers * Lipopolysaccharide * Lipopolysaccharides * Membrane * Mycoplasma * Mycoplasmas * Organelles * Outermost * Outer Membrane * Parent Cell * Particular Substance * Pectin * Penicillin * Peptidoglycan * Periplasm * Periplasmic Space * Plants * Plant Cells * Plasma Membrane * Polymer * Polymers * Presence * Prokaryotes * Proteins * Resistant * Rigidity * Spores * Spore Wall * Structure * Synthesis * Teichoic Acids * Thick * Thick Cell Wall * Turgor * Vacuole * Vacuoles

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