protoplast


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protoplast

 [pro´to-plast]
a bacterial, yeast, or fungal cell deprived of its rigid wall but with its plasma membrane intact; the cell is dependent for its integrity on an isotonic or hypertonic medium.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pro·to·plast

(prō'tō-plast),
1. Archaic term meaning the first individual of a type or race.
2. A bacterial cell from which the rigid cell wall has been completely removed; the bacterium loses its characteristic form.
[proto- + G. plastos, formed]
Farlex Partner Medical Dictionary © Farlex 2012

protoplast

(prō′tə-plăst′)
n.
A cell of a plant, fungus, bacterium, or archaeon from which the cell wall has been removed, leaving the protoplasm and plasma membrane.

pro′to·plas′tic adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pro·to·plast

(prō'tō-plast)
A bacterial cell from which the rigid cell wall has been completely removed; the bacterium loses its characteristic form.
[proto- + G. plastos, formed]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

protoplast

a CELL from which the CELL WALL has been removed completely.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
The composition of Trichoderma minimal medium (MM) and regeneration of protoplasts medium (RM) were prepared as described previously [11].
Resistant tobacco plants from protoplast derived calluses selected for their resistance to Pseudomonas and Alternaria toxins, Theor.
Transient expression in Arabidopsis thaliana protoplasts derived from rapidly established cell suspension cultures.
Influence of donor material and genotype on protoplast regeneration in banana and plantain cultivars (Musa spp.).
Genetic construction of potentially probiotic Saccharomyces boulardii yeast strains using intraspecific protoplast fusion.
The use of protoplast production, protoplast regeneration and fragment length polymorphisms in developing a systematic and highly reproducible breeding strategy for Agaricus bisporus.
Identification of uv/blue lightresponse elements in the arabidopsis thaliana chalcone synthase promoter using a homologous protoplast transient expression system Plant Molecular Biology 36(5): 741-754.
Japan Science and Technology Corporation (Saitama, Japan), National Institute of Agrobiological Sciences (Ibaraki, Japan), and Forestry and Forest Products Research Institute (Ibaraki, Japan) have patented a method for producing non-cellulosic callose fiber by using plant protoplast, which imposes less burden to the environment with reduced energy consumption compared to conventional natural fibers is provided; it comprises the addition of an inorganic ion to a plant protoplast cultivation system, which leads the plant protoplast to produce non-cellulosic callose fiber.