Definitions
from The Century Dictionary.
- Positive (that is, receptive) to Gram's stain.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective bacteriology
stained dark blue or violet byGram staining due to large quantities ofpeptidoglycan in thecell wall
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective (of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method
Etymologies
Sorry, no etymologies found.
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Examples
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In contrast to so-called Gram-positive bacteria, like MRSA, these microscopic enemies are Gram-negative, meaning they have tougher outer membranes which block out many antibiotics, and an unnerving ability to pump out others, making them much harder to take on and beat.
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In contrast to so-called Gram-positive bacteria, like MRSA, these microscopic enemies are Gram-negative, meaning they have tougher outer membranes which block out many antibiotics, and an unnerving ability to pump out others, making them much harder to take on and beat.
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Methicillin-resistant Staphylococcus aureus (MRSA) bacteria are "Gram-positive," while the oil-eating bacteria are Gram-negative.
Riki Ott: Bio-Remediation or Bio-Hazard? Dispersants, Bacteria & Illness in the Gulf
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Gram-positive bacteria have a single-membrane cell wall, while Gram-negative bacteria have a double-membrane cell wall.
Riki Ott: Bio-Remediation or Bio-Hazard? Dispersants, Bacteria & Illness in the Gulf
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Methicillin-resistant Staphylococcus aureus (MRSA) bacteria are "Gram-positive," while the oil-eating bacteria are Gram-negative.
Riki Ott: Bio-Remediation or Bio-Hazard? Dispersants, Bacteria & Illness in the Gulf
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Ten years ago, scientists believed the greatest threat from drug-resistant infections involved what are known as Gram-positive bacteria, which include the so-called superbug MRSA (methicillin-resistant staphylococcus aureus).
Antibiotics' efficiency wanes due to global spread of drug-resistant bacteria
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Gram-positive bacteria have a single-membrane cell wall, while Gram-negative bacteria have a double-membrane cell wall.
Riki Ott: Bio-Remediation or Bio-Hazard? Dispersants, Bacteria & Illness in the Gulf
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Gram-positive bacteria, including gram-positive spore forms, are absent or rare in most tundra sites.
Implications of current species distributions for future biotic change in the Arctic
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You may have understood Listeria Monocytogenes to be a Gram-positive rod shaped bacteria commonly found in soil, streams, sewage and food (stay off the Brie if you are pregnant) and responsible for a rare but possibly lethal food-borne infection, Listeriosis.
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You may have understood Listeria Monocytogenes to be a Gram-positive rod shaped bacteria commonly found in soil, streams, sewage and food (stay off the Brie if you are pregnant) and responsible for a rare but possibly lethal food-borne infection, Listeriosis.
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