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Merck
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Key Documents

49429

Sigma-Aldrich

Phalloidin–Atto 532

suitable for fluorescence, ≥90.0% (HPLC)

동의어(들):

Atto 532–Phalloidin

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About This Item

UNSPSC 코드:
12352108
NACRES:
NA.32

분석

≥90.0% (HPLC)

제조업체/상표

ATTO-TEC GmbH

λ

in acetonitrile: water (1:9) (with 0.01% trifluoroacetic acid)

UV 흡수

λ: 534-540 nm Amax

적합성

suitable for fluorescence

저장 온도

−20°C

일반 설명

Atto 532 is a novel fluorescent label related to the well-known dye Rhodamine 6G. The dye is designed for application in the area of life science, e.g. labeling of DNA, RNA or proteins. Characteristic features of the label are strong absorption, high fluorescence quantum yield, high thermal and photo-stability, excellent water solubility, and very little triplet formation. After coupling to a substrate Atto 532 Phalloidin carries a net electrical charge of -1. Phalloidin is a fungal toxin isolated from the poisonous mushroom Amanita phalloides. Its toxicity is attributed to the ability to bind F actin in liver and muscle cells. As a result of binding phalloidin, actin filaments become strongly stabilized. Phalloidin has been found to bind only to polymeric and oligomeric forms of actin, and not to monomeric actin. The dissociation constant of the actin-phalloidin complex has been determined to be on the order of 3 x 10–8. Phalloidin differs from amanitin in rapidity of action; at high dose levels, death of mice or rats occurs within 1 or 2 hours.

애플리케이션

Fluorescent conjugates of phalloidin, rhodamine-phalloidin staining reagents, such as Phalloidin–Atto 532 are used to label actin filaments for histological applications. Some structural features of phalloidin are required for the binding to actin. However, the side chain of amino acid 7 (g-dihydroxyleucine) is accessible for chemical modifications without appreciable loss of affinity for actin.

법적 정보

This product is for Research use only. In case of intended commercialization, please contact the IP-holder (ATTO-TEC GmbH, Germany) for licensing.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


시험 성적서(COA)

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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Magdalena Izdebska et al.
Acta histochemica, 115(5), 487-495 (2013-01-15)
Quantum dots (QDs) are fluorescent nanocrystals whose unique properties are fundamentally different from organic fluorophores. Moreover, their cores display sufficient electron density to be visible under transmission electron microscopy (TEM). Here, we report a technique for phalloidin-based TEM detection of
Models of the collective behavior of proteins in cells: tubulin, actin and motor proteins.
Tuszynski JA, Brown JA, Sept D.
J. Biol. Physics, 29, 401-428 (2003)
J E Bowe et al.
Diabetologia, 56(4), 783-791 (2013-01-25)
Glucose plays two distinct roles in regulating insulin secretion from beta cells--an initiatory role, and a permissive role enabling receptor-operated secretagogues to potentiate glucose-induced insulin secretion. The molecular mechanisms underlying the permissive effects of glucose on receptor-operated insulin secretion remain
Breaking the diffraction barrier in fluorescence microscopy at low light intensities by using reversibly photoswitchable proteins.
Hofmann, M.; et al.
Proceedings of the National Academy of Sciences of the USA, 102(49), 17565?17569-17565?17569 (2005)
Technical Review. Types of Imaging-Direct STORM.
Jensen, E.; Crossman, D. J.
The Anatomical Record, 297(12), 2227-2231 (2014)

관련 콘텐츠

Atto dyes are a series of fluorescent dyes that meet the critical needs of modern fluorescent technologies

자사의 과학자팀은 생명 과학, 재료 과학, 화학 합성, 크로마토그래피, 분석 및 기타 많은 영역을 포함한 모든 과학 분야에 경험이 있습니다..

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