45 Results for "

turn-on

" in MedChemExpress (MCE) Product Catalog:
Products (45)

45 Results for "turn-on" in MCE Product Catalog:

4
4 Cited Publications
Cat. No.: HY-D0155
CAS No.: 288574-78-7
Zinpyr-1 is a zinc-responsive fluorescent indicator and a membrane-permeable metal-binding probe. Zinpyr-1 forms a complex with Mn 2+ ions and generates a fluorescence turn-on signal. Zinpyr-1 binds to free zinc ions in serum, enabling quantitative detection of free zinc concentration. Zinpyr-1 produces fluorescence signals reflecting the relative zinc concentration in plant root cells, localizes to specific layers of plant root cells, and can be used to support analyses related to plant zinc transporter mutations and homeostasis .
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1
1 Cited Publications
Cat. No.: HY-D1261
CAS No.: 210292-65-2
Synonyms: Thiol-green 1
Naph-EA-mal (Thiol-green 1) is a rapid detect and ultrafast turn-on thiol fluorescence probe for protein labeling and bioimaging. Naph-EA-mal (Thiol-green 1) can be used to detect thiols in living cells, label the protein thiols, quantify the concentration of total thiols in cell lysate, and determine the reversible protein thiols oxidation in fixed cells . Ex: 488 nM; Em: 540 nM.
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Cat. No.: HY-152154
CAS No.: 3035008-40-0
Purity:  99.41%
Synonyms: Nampt degrader-2
Target:  

PROTACs NAMPT

Research Areas:  

Cancer

PROTAC NAMPT Degrader-30 is a PROTAC degrader targeting nicotinamide phosphoribosyltransferase (NAMPT), with a DC50 of 8.4 nM in A2780 cells. PROTAC NAMPT Degrader-30 binds to the VHL E3 ligase and forms a ternary complex with NAMPT, which induces ubiquitination and subsequent proteasomal degradation of NAMPT, thereby inhibiting the enzymatic activity of NAMPT. PROTAC NAMPT Degrader-30 reduces intracellular NAD + levels and suppresses tumor cell proliferation. PROTAC NAMPT Degrader-30 exhibits a fluorescence turn-on response to the NAMPT protein, enabling real-time visualization of the NAMPT degradation process in living cells. PROTAC NAMPT Degrader-30 is applicable for research on ovarian cancer .
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Cat. No.: HY-129109
CAS No.: 1955505-54-0
Purity:  99.94%
NBD-Pen is the first fluorescence probe for lipid radicals with high selectivity and sensitivity (λex: 470 nm, λem: 530 nm). NBD-Pen specifically detects lipid derived radicals over other reactive species present in biological systems, including H2O2, ClO -, O2 -?, and ?OH. NBD-Pen directly detects lipid radicals in living cells by turn-on fluorescence. NBD-Pen decreases inflammation, apoptosis, and oxidative stress markers. NBD-Pen can be studied in various disease models such as hepatic carcinoma .
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Cat. No.: HY-D2264
CAS No.: 1632296-13-9
Target:  

Fluorescent Dye

Research Areas:  

Others

Caffeine Orange (Compound 1) is a fluorescent probe for caffeine detection. Caffeine Orange is a BODIPY backbone-based probe that exhibits a turn-on fluorescence response upon binding to caffeine. The detection mechanism of Caffeine Orange relies on its binding with caffeine in aqueous media, which triggers an increase in fluorescence intensity; under irradiation with a 532 nm light source, the presence of caffeine produces orange fluorescence, with an excitation wavelength of 530 nm and an emission wavelength centered at approximately 620 nm .
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Cat. No.: HY-D1262
CAS No.: 1808174-52-8
Synonyms: Thiol-green 2
BODIPY-TS (Thiol-green 2) is a fast response and thiol-specific turn-on probe. BODIPY-TS utilizes the thiosulfonate scaffold as a thiol recognition unit. BODIPY-TS has low toxicity, and features high selectivity, low detection limit, and quantitative reaction to thiols . Ex: 490 nM; Em: 515 nM.
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Cat. No.: HY-W753658
CAS No.: 1335151-56-8
Research Areas:  

Others

Coppersensor-3 is a Cu (I)-selective fluorescent probe, λabs 540 nm, λem 548 nm. Coppersensor-3 detects basal levels of labile Cu (I) in living cells and produces fluorescence turn-on by inhibiting photoinduced electron transfer. Coppersensor-3 is useful for studies related to copper homeostasis and copper transport .
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Cat. No.: HY-W005148
CAS No.: 5959-52-4
3-Amino-2-naphthoic acid is a derivative of naphthalene and can be used to synthesize other compounds. 3-Amino-2-naphthoic acid is commonly used as the base material for synthesizing various dyes and pigments. 3-Amino-2-naphthoic acid has been developed as a "turn-on" fluorescence probe for the specific detection of the cyanate anion (CNO -) .
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Cat. No.: HY-D1256
CAS No.: 2966537-39-1
Msr-blue is a first turn-on fluorescent probe for methionine sulfoxide reductase with a more than 100-fold fluorescence increment. Msr-blue is used for monitoring the enzyme activity in live cells (λex=340 nm, λem=440 nm) .
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Cat. No.: HY-158779
CAS No.: 1810731-98-6
Purity:  95.16%
Synonyms: SSP4
Target:  

Fluorescent Dye

Research Areas:  

Others

Sulfane sulfur probe 4 (SSP4) is a fluorescent indicator with high selectivity and sensitivity toward sulfane sulfur (including small-molecule sulfane sulfur and protein-bound sulfane sulfur), and its fluorescence is inhibited by Cu 2+. Sulfane sulfur probe 4 produces a fluorescence turn-on response upon reaction with sulfane sulfur. Sulfane sulfur probe 4 can detect persulfidated proteins including papain, BSA, GAPDH, and human protein disulfide isomerase. Sulfane sulfur probe 4 enables bioimaging of exogenous and endogenous sulfane sulfur in cells .
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Cat. No.: HY-176513
Target:  

Fluorescent Dye

Research Areas:  

Others

Cy-OH-LP is a turn-on fluorescent and photoacoustic probe that can detect lipid-associated hydroxyl radicals. Cy-OH-LP can be oxidized to Cy7 in the presence of hydroxyl radicals, which displays weak fluorescent and photoacoustic signals in water-soluble environments and strong fluorescent and photoacoustic signals in lipid-rich environments due to its lipid solubility. Cy-OH-LP can be used for in vivo photoacoustic imaging of hydroxyl radicals .
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Cat. No.: HY-150175
CAS No.: 1786411-17-3
HKSOX-1 is a fluorescent probe for the detection and imaging of superoxide anion radicals (O2 •−) with selectivity. HKSOX-1 reacts with superoxide anion radicals, cleaving the aryl triflate group to generate a free phenol and produce turn-on fluorescence. Derivative variants of HKSOX-1 include HKSOX-1r and HKSOX-1m. HKSOX-1 is applicable to studies related to endogenous superoxide detection .
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Cat. No.: HY-D1395
Research Areas:  

Others

RH-EDA is a rhodamine-based turn-on fluorescent probe for detecting hydroxyl radicals in living systems.
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Cat. No.: HY-130783
CAS No.: 69408-75-9
Purity:  98.2%
Target:  

Fluorescent Dye

Research Areas:  

Others

LysoFP-NO2 is a turn-on fluorescent probe for carbon monoxide (CO) that localizes to the lysosome. In the presence of lysosomal CO, lysoFP-NO2 is transformed into lysoFP-NH2, which is highly fluorescent. LysoFP-NO2 is selective for CO over various reactive nitrogen, oxygen, and sulfur species. It displays excitation/emission maxima of 440/528 nm, respectively, and is not cytotoxic to HepG2 cells for up to five hours when used at a concentration of 30 μM.
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Cat. No.: HY-D1065
CAS No.: 1392488-04-8
NIR-H2O2 is a cell-permeable near-infrared (NIR) fluorescent turn-on sensor. NIR-H2O2 has both absorption and emission in the NIR region. NIR-H2O2 responds to H2O2 with a large turn-on NIR fluorescence signal upon excitation in the NIR region. NIR-H2O2 is capable of imaging endogenously produced H2O2 in living cells and mice .
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Cat. No.: HY-112526
CAS No.: 1004324-99-5
Thiofluor 623 (Compound 3) is a fluorescent turn-on probe that can be used for the selective sensing and bioimaging of thiols. Thiofluor 623 displays excellent immunity to interference from nitrogen and oxygen nucleophiles. Thiofluor 623 is essentially nonfluorescent in the absence of thiols, which cleave the probe and release the red-emissive donor-acceptor fluorophore (Ex=563 nm, Em=623 nm) .
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Cat. No.: HY-172333
Target:  

Fluorescent Dye

Research Areas:  

Others

HCy-Lyso is a lysosome-targeting turn-on fluorescent probe based on hydrocyanine. HCy-Lyso integrates a hydrocyanine moiety for selective recognition of hydroxyl radicals (•OH) and a morpholine group for lysosome targeting. Upon reacting with •OH, HCy-Lyso undergoes an extension of its π-conjugation system, producing a strong fluorescence signal at 598 nm when excited at 510 nm .
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Cat. No.: HY-143285
AMC-GlcNAc (compound 1) is a potent fluorogenic probe for detection and characterization of β-hexosaminidase enzyme activity. AMC-GlcNAc enables continuous monitoring by turn-on fluorescence and fluorescence signal is constant over a wide pH range (Ex=325 nm, Em=390 nm). AMC-GlcNAc enables ratiometric fluorescence detection with high sensitivity and low background, which can be used to screen for recombinant dispersin B activity in E. coli cell lysate .
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Cat. No.: HY-D1066
NIR-Thiol dinitrobenzenesulfonate has both absorption and emission in the NIR region. NIR-Thiol dinitrobenzenesulfonate responds to thiol with a large turn-on NIR fluorescence signal upon excitation in the NIR region. NIR-Thiol dinitrobenzenesulfonate is capable of imaging endogenously produced thiol in living cells and mice .
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Cat. No.: HY-D1259
CAS No.: 2414276-32-5
Synonyms: VDP-green (NEP)
NEP (VDP-green (NEP)) is a turn-on fluorescent probe based on the intramolecular charge transfer (ICT) mechanism for sensing vicinal dithiol-containing proteins (VDPs). NEP exhibits high selectivity toward VDPs in live cells and in vivo and displays a strong green fluorescence signal (λex/λem=430/535 nm). NEP has the potential for parkinsonism .
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