https://wikimd.org/index.php?action=history&feed=atom&title=Hexadimethrine_bromideHexadimethrine bromide - Revision history2026-04-27T11:35:01ZRevision history for this page on the wikiMediaWiki 1.44.2https://wikimd.org/index.php?title=Hexadimethrine_bromide&diff=5806916&oldid=prevPrab: CSV import2024-05-22T16:10:45Z<p>CSV import</p>
<p><b>New page</b></p><div>[[File:Polybrene_with_bromide.svg|thumb|Polybrene_with_bromide.svg]] '''Hexadimethrine bromide''' is a chemical compound used primarily in the field of [[molecular biology]] and [[biochemistry]]. It is a polycationic substance that is often employed to enhance the efficiency of [[transfection]] processes, where foreign [[DNA]] is introduced into [[eukaryotic cells]].<br />
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==Chemical Properties==<br />
Hexadimethrine bromide is a polymer composed of repeating units of dimethrine, with bromide ions serving as counterions. Its polycationic nature allows it to interact with the negatively charged [[phosphate]] groups of [[nucleic acids]], facilitating their entry into cells.<br />
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==Applications==<br />
===Transfection===<br />
One of the primary uses of hexadimethrine bromide is in the transfection of [[mammalian cells]]. It is often used in conjunction with other transfection agents to improve the uptake of [[plasmid DNA]] or [[siRNA]] into cells. The compound works by neutralizing the negative charges on the DNA, allowing it to pass through the cell membrane more easily.<br />
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===Anticoagulant===<br />
Hexadimethrine bromide also has applications as an [[anticoagulant]]. It can be used to neutralize the effects of [[heparin]], a common anticoagulant used during [[surgery]] and other medical procedures. This makes it useful in clinical settings where the reversal of heparin's effects is necessary.<br />
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==Mechanism of Action==<br />
The polycationic nature of hexadimethrine bromide allows it to form complexes with negatively charged molecules such as DNA and [[RNA]]. This interaction facilitates the entry of these molecules into cells by reducing the electrostatic repulsion between the nucleic acids and the cell membrane.<br />
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==Safety and Handling==<br />
Hexadimethrine bromide should be handled with care, as it can be toxic if ingested or inhaled. Proper [[laboratory safety]] protocols should be followed when working with this compound, including the use of [[personal protective equipment]] such as gloves and safety goggles.<br />
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==See Also==<br />
* [[Transfection]]<br />
* [[DNA]]<br />
* [[RNA]]<br />
* [[Heparin]]<br />
* [[Anticoagulant]]<br />
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==References==<br />
{{Reflist}}<br />
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==External Links==<br />
{{No external links}}<br />
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[[Category:Biochemistry]]<br />
[[Category:Molecular biology]]<br />
[[Category:Chemical compounds]]<br />
[[Category:Laboratory techniques]]<br />
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