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CAL-101 (Idelalisib) PI3Kδ remmer

Name: CAL-101 (Idelalisib)
Brand: Selleck Chemicals
SKU: S2226
Rating: 5 (290 reviews)

Cat.Nr.: S2226

Idelalisib (CAL-101) is een selectieve p110δ remmer met een IC50 van 2,5 nM in celvrije assays; getoond om 40- tot 300-voudig grotere selectiviteit te hebben voor p110δ dan p110α/β/γ, en 400- tot 4000-voudig meer selectiviteit voor p110δ dan C2β, hVPS34, DNA-PK en mTOR. Idelalisib stimuleert ook Autophagy.

CAL-101 (Idelalisib) PI3K Remmer Chemical Structure

Chemische structuur

Moleculair gewicht: 415.42

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Kwaliteitscontrole (Quality Control)

Batch: Zuiverheid: 99.93%

99.93

Gerelateerde doelwitten	Akt mTOR GSK-3 ATM/ATR DNA-PK AMPK PDPK1 PTEN PI4K PP2A
Overige PI3K Inhibitoren	GDC-0077 (Inavolisib) SAR405 Quercetin (Sophoretin) LY294002 XL147 analogue Tersolisib (STX-478) Buparlisib (BKM120) 740 Y-P (PDGFR 740Y-P) GO-203 TFA Eganelisib (IPI-549)

Celkweek, behandeling & werkconcentratie
(Cell Culture, Treatment & Working Concentration)

Cellijnen	Assaytype	Concentratie	Incubatietijd	Formulering	Activiteitsbeschrijving	PMID
MEC1	Growth Inhibition Assay			DMSO	IC50=20.4 μM	25999352
CLL PBMCs	Growth Inhibition Assay			DMSO	IC50=2.9 nM	25917267
U266	Growth Inhibition Assay	40 μM	48 h		79.5% inhibition rate	25339332
K562	Function Assay	1 μM	3 h		Inhibition of Akt phosphorylation	25014775
K562	Function Assay	1 μM	3 h		Inhibition of P70S6K phosphorylation	25014775
K562	Function Assay	1 μM	3 h		Inhibition of GSK3 phosphorylation	25014775
K562	Growth Inhibition Assay	1 μM	72 h		Inhibition of proliferation	25014775
Primary AML cell	Function Assay	1 μM	3 h		Inhibition of Akt phosphorylation	25014775
Primary AML cell	Function Assay	1 μM	3 h		Inhibition of P70S6K phosphorylation	25014775
Primary AML cell	Function Assay	1 μM	3 h		Inhibition of GSK3 phosphorylation	25014775
Primary AML cell	Growth Inhibition Assay	1 μM	3 h		Suppression of rRNA synthesis	25014775
Microglia	Function Assay	5 μM	10 h	DMSO	Decrease of TNFa secretion from LPS-stimulated p110δD910A/D910A microglia	24625684
Primary CLL cell	Function Assay	1 μM	15 min	DMSO	Blocks BCR-induced LCP1 serine-5 activation	24009233
JEKO-1	Function Assay	1 μM	72 h		Inhibition of Akt phosphorylation in IgM-stimulated JEKO-1	23341541
Granta-519	Function Assay	1 μM	2 h		Inhibition of Akt(t308) phosphorylation	23341541
Granta-519	Function Assay	1 μM	2 h		Inhibition of Akt(s473) phosphorylation	23341541
JEKO-1	Growth Inhibition Assay	10 μM	72 h		Inhibition of proliferation slightly	23341541
JEKO-1	Growth Inhibition Assay	5 μM	72 h		does not induce cell cycle arrest or apoptosis	23676220
MAVER-1	Growth Inhibition Assay	5 μM	72 h		does not induce cell cycle arrest or apoptosis	23676220
MINO	Growth Inhibition Assay	5 μM	72 h		does not induce cell cycle arrest or apoptosis	23676220
SP53	Growth Inhibition Assay	0.1 μM	72 h		does not induce cell cycle arrest or apoptosis	23676220
HH	Growth Inhibition Assay	10 μM	72 h	DMSO	Induction of apoptosis slightly	22801959
Myla	Growth Inhibition Assay	10 μM	72 h	DMSO	does not induce apoptosis	22801959
SR786	Growth Inhibition Assay	10 μM	72 h	DMSO	does not induce apoptosis	22801959
HuT78	Growth Inhibition Assay	10 μM	72 h	DMSO	does not induce apoptosis	22801959
MJ	Growth Inhibition Assay	10 μM	72 h	DMSO	does not induce apoptosis	22801959
DERL7	Growth Inhibition Assay	10 μM	72 h	DMSO	does not induce apoptosis	22801959
L1236	Function Assay	10 μM	2 h		Inhibition of Akt phosphorylation	22210877
L428	Function Assay	10 μM	2 h		Inhibition of Akt phosphorylation	22210877
L591	Function Assay	10 μM	2 h		Inhibition of Akt phosphorylation	22210877
KMH-2	Function Assay	10 μM	2 h		Inhibition of Akt phosphorylation	22210877
L1236	Function Assay	5 μM	24 h		Blocks secretion of the CCL5	22210877
L591	Function Assay	5 μM	24 h		Blocks secretion of the CCL5	22210877
L1236	Apoptosis Assay	5 μM	24 h		Induction of apoptosis	22210877
L591	Apoptosis Assay	5 μM	24 h		Induction of apoptosis	22210877
U-87MG	Function Assay	100 nM	24 h	DMSO	Inhibition of cell migration	22079609
SW1783	Function Assay	100 nM	24 h	DMSO	Inhibition of cell migration	22079609
U-87MG	Function Assay	5 μM	24 h	DMSO	Inhibition of Akt phosphorylation substantially	22079609
SW1783	Function Assay	5 μM	24 h	DMSO	Inhibition of Akt phosphorylation substantially	22079609
U-373MG	Function Assay	5 μM	24 h	DMSO	Inhibition of Akt phosphorylation substantially	22079609
SK-MG3	Function Assay	5 μM	24 h	DMSO	Inhibition of Akt phosphorylation substantially	22079609
SU-DHL-5	Function Assay	1 μM	24 h	DMSO	Induction of apoptosis	20959606
WSU-NHL	Function Assay	1 μM	24 h	DMSO	Induction of apoptosis	20959606
CCRF-SB	Function Assay	1 μM	24 h	DMSO	Induction of apoptosis	20959606
INA-6	Function Assay	5 μM	6 h		Inhibition of PI3K/Akt and ERK pathway	20505158
LB	Function Assay	5 μM	6 h		Inhibition of PI4K/Akt and ERK pathway	20505158
B-cells	Function assay				Inhibition of PI3Kdelta in B-cells by proliferation assay, IC50 = 0.0061 μM.	22924688
MOLM14	Antiproliferative assay		3 days		Antiproliferative activity against human MOLM14 cells after 3 days by CellTiter-Glo assay, IC50 = 3.6 μM.	27774127
MV4-11	Antiproliferative assay		3 days		Antiproliferative activity against human MV4-11 cells after 3 days by CellTiter-Glo assay, IC50 = 6.3 μM.	27774127
Jurkat	Antiproliferative assay		3 days		Antiproliferative activity against human Jurkat cells after 3 days by CellTiter-Glo assay, IC50 = 7.9 μM.	27774127
Loucy	Antiproliferative assay		3 days		Antiproliferative activity against human Loucy cells after 3 days by CellTiter-Glo assay, IC50 = 8.4 μM.	27774127
MOLT4	Antiproliferative assay		3 days		Antiproliferative activity against human MOLT4 cells after 3 days by CellTiter-Glo assay, IC50 = 10.6 μM.	27774127
insect cells	Function assay				Inhibition of recombinant human full length His-tagged PI3Kgamma expressed in insect cells, IC50 = 0.089 μM.	27846451
SUDHL6	Antiproliferative assay		72 hrs		Antiproliferative activity against human SUDHL6 cells measured after 72 hrs by alamar blue assay, IC50 = 0.1176 μM.	27846451
insect cells	Function assay				Inhibition of recombinant human full length His-tagged PI3Kbeta expressed in insect cells, IC50 = 0.565 μM.	27846451
SU-DHL4	Antiproliferative assay		72 hrs		Antiproliferative activity against human SU-DHL4 cells measured after 72 hrs by alamar blue assay, IC50 = 1.6 μM.	27846451
Pfeiffer	Antiproliferative assay		72 hrs		Antiproliferative activity against human Pfeiffer cells measured after 72 hrs by alamar blue assay, IC50 = 6.8 μM.	27846451
KARPAS422	Antiproliferative assay		72 hrs		Antiproliferative activity against human KARPAS422 cells measured after 72 hrs by alamar blue assay, IC50 = 8.1 μM.	27846451
Sf21	Function assay		30 mins		Inhibition of N-terminal His6-tagged recombinant full-length human PI3K p110beta/untagged recombinant full length human p85alpha expressed in baculovirus infected Sf21 insect cells using PIP2/ATP as substrate after 30 mins by TR-FRET assay, IC50 = 3.7 μM.	28106991
Sf21	Function assay		30 mins		Inhibition of N-terminal His6-tagged recombinant full-length human PI3K p110beta/untagged recombinant full length human p85alpha expressed in baculovirus infected Sf21 insect cells using PIP2/ATP as substrate after 30 mins by TR-FRET assay, IC50 = 3.7 μM.	28106991
RPMI8266	Antiproliferative assay		72 hrs		Antiproliferative activity against human RPMI8266 cells after 72 hrs by MTT assay, IC50 = 0.00549 μM.	28325601
Raji	Antiproliferative assay		72 hrs		Antiproliferative activity against human Raji cells after 72 hrs by MTT assay, IC50 = 0.00995 μM.	28325601
KARPAS422	Growth inhibition assay				Growth inhibition of human KARPAS422 cells by CCK8 assay, GI50 = 0.68 μM.	28835805
Pfeiffer	Growth inhibition assay				Growth inhibition of human Pfeiffer cells by CCK8 assay, GI50 = 0.74 μM.	28835805
Saos-2	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Saos-2 cells	29435139
SK-N-SH	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for SK-N-SH cells	29435139
MG 63 (6-TG R)	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for MG 63 (6-TG R) cells	29435139
NB1643	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for NB1643 cells	29435139
OHS-50	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for OHS-50 cells	29435139
Rh41	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Rh41 cells	29435139
SK-N-MC	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for SK-N-MC cells	29435139
NB-EBc1	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for NB-EBc1 cells	29435139
LAN-5	qHTS assay				qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for LAN-5 cells	29435139
SUDHL6	Antiproliferative assay		72 hrs		Antiproliferative activity against human SUDHL6 cells after 72 hrs by CCK8 assay, IC50 = 0.65 μM.	29534936
RPMI8226	Antiproliferative assay		72 hrs		Antiproliferative activity against human RPMI8226 cells after 72 hrs by MTT assay, IC50 = 5.49 μM.	29534936
Raji	Antiproliferative assay		72 hrs		Antiproliferative activity against human Raji cells after 72 hrs by MTT assay, IC50 = 9.95 μM.	29534936
SU-DHL6	Growth inhibition assay				Growth inhibition of human SU-DHL6 cells by CellTiter-Glo assay, GI50 = 0.042 μM.	29601991
MOLM13	Growth inhibition assay		72 hrs		Growth inhibition of human MOLM13 cells after 72 hrs by CellTiter-Glo luminescent assay, GI50 = 1.7 μM.	30053721
MOLM14	Growth inhibition assay		72 hrs		Growth inhibition of human MOLM14 cells after 72 hrs by CellTiter-Glo luminescent assay, GI50 = 6.4 μM.	30053721
MOLM14	Antitumor assay	100 mg/kg	14 days		Antitumor activity against human MOLM14 cells xenografted in nu/nu mouse assessed as tumor growth inhibition at 100 mg/kg, po administered daily via gavage dosed for 14 days and measured daily during compound dosing relative to control	30053721
MOLM14	Antitumor assay	100 mg/kg	14 days		Antitumor activity against human MOLM14 cells xenografted in nu/nu mouse assessed as induction of apoptosis at 100 mg/kg, po administered daily via gavage dosed for 14 days and measured daily during compound dosing by TUNEL based assay	30053721
MOLM14	Antitumor assay	100 mg/kg	14 days		Antitumor activity against human MOLM14 cells xenografted in nu/nu mouse assessed as inhibition of tumor proliferation 100 mg/kg, po administered daily via gavage dosed for 14 days and measured daily during compound dosing by Ki-67 labelling based immunoh	30053721
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Chemische informatie, Opslag en Stabiliteit (Chemical Information, Storage & Stability)

Moleculair gewicht	415.42	Formule	C₂₂H₁₈FN₇O	Opslag (Vanaf de ontvangstdatum)	3 jaar-20°Cpoeder
CAS-nr.	870281-82-6	SDF downloaden		Opslag van stamoplossingen	1 jaar-80°Cin oplosmiddel 1 maand-20°Cin oplosmiddel
Synoniemen	GS-1101			Smiles	CCC(C1=NC2=C(C(=CC=C2)F)C(=O)N1C3=CC=CC=C3)NC4=NC=NC5=C4NC=N5

Oplosbaarheid (Solubility)

In vitro
Batch:

DMSO : 83 mg/mL (199.79 mM)
(Met vocht verontreinigde DMSO kan de oplosbaarheid verminderen. Gebruik verse, watervrije DMSO.)

Water : Insoluble

Ethanol : Insoluble

Molariteitscalculator

Massa	Concentratie	Volume	Moleculair gewicht
=	×	×

Verdunningscalculator Moleculair gewicht calculator

In vivo Batch:
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.

In vivo Formuleringscalculator (Heldere oplossing)

Stap 1: Voer de onderstaande informatie in (Aanbevolen: Een extra dier voor het geval van verlies tijdens het experiment)

Dosering: mg/kg Gemiddeld gewicht van dieren: g Doseervolume per dier:μL Aantal dieren:

Stap 2: Voer de in vivo formulering in (Dit is alleen de calculator, geen formulering. Neem eerst contact met ons op als er geen in vivo formulering is in het gedeelte Oplosbaarheid.)

% DMSO + % + % Tween 80 + % ddH₂O

%DMSO+ %

Berekeningsresultaten:

Werkconcentratie: mg/ml;

Methode voor het bereiden van DMSO-mastervloeistof: mg geneesmiddel vooraf opgelost in μL DMSO ( Concentratie mastervloeistof mg/mL, Neem eerst contact met ons op als de concentratie de DMSO-oplosbaarheid van de partij geneesmiddel overschrijdt. )

Methode voor het bereiden van in vivo formulering: Neem μL DMSO mastervloeistof, voeg vervolgens toeμL PEG300, mengen en helder maken, voeg vervolgens toeμL Tween 80, mengen en helder maken, voeg vervolgens toe μL ddH₂O, mengen en helder maken.

Methode voor het bereiden van in vivo formulering: Neem μL DMSO mastervloeistof, voeg vervolgens toe μL Maïsolie, mengen en helder maken.

Opmerking: 1. Zorg ervoor dat de vloeistof helder is voordat u het volgende oplosmiddel toevoegt.
2. Zorg ervoor dat u het/de oplosmiddel(en) in de juiste volgorde toevoegt. U moet ervoor zorgen dat de verkregen oplossing, bij de vorige toevoeging, een heldere oplossing is voordat u verdergaat met het toevoegen van het volgende oplosmiddel. Fysische methoden zoals vortexen, echografie of een warmwaterbad kunnen worden gebruikt om het oplossen te bevorderen.

Werkingsmechanisme (Mechanism of Action)

Targets/IC₅₀/Ki	p110δ (Cell-free assay) 2.5 nM p110γ (Cell-free assay) 89 nM
In vitro	Idelalisib (CAL-101) is not sensitive to other PI3K class I subunits including p110α, p110β, and p110γ. It specifically blocks FcϵR1 p110δ-mediated CD63 expression with an EC50 of 8 nM in primary basophil. This compound exhibits greater activity in B-cell acute lymphoblastic leukemia (B-ALL) and chronic lymphocytic leukemia (CLL) cells compared with acute myeloid leukemia (AML) and myeloproliferative neoplasm (MPN) cells. It produces the reduction in pAktS473, pAktT308, and the downstream target S6 in SU-DHL-5, KARPAS-422 and CCRF-SB cells with EC50 of 0.1 to 1.0 μM. It induces selective cytotoxicity in CLL cells independent of IgVH mutational status or interphase cytogenetics, primarily through a caspase-dependent mechanism. The compound induces cytotoxicity preferentially to CLL cells compared with normal B cells, without producing cytotoxicity in other hematopoietic cells, compared to LY294002. It lacks direct cytotoxic potential to T cells and nature killer (NK) cells. It can inhibit production of inflammatory cytokines, such as IL-6, IL-10, TNF-α, and IFN-γ, and activation-induced cytokines, such as CD40L. It also antagonizes CD40L-mediated CLL cell survival. It induces an accumulation of cells in G1 and a decrease in the S-phase population in L1236 and L591 cells, which indicates this compound as a novel strategy for the treatment of hodgkin lymphoma (HL).
Kinase Assay	PI3K-assay
Kinase Assay	De PI3K-assay wordt uitgevoerd op hele cellysaten van CLL- of normale B-cellen. Een PI3K ELISA-assay wordt uitgevoerd. Kort gezegd worden hele celextracten toegevoegd aan een mengsel van PI(4,5)P2-substraat en reactiebuffer die adenosinetrifosfaat (ATP) bevat, en gedurende enige tijd bij kamertemperatuur geïncubeerd. De reactie wordt gestopt door PI(3,4,5)P3-detector gemengd met EDTA (ethyleendiaminetetra-azijnzuur) toe te voegen en gedurende 1 uur bij kamertemperatuur te laten incuberen. Na deze tijd wordt het mengsel van elke put overgebracht naar een PI3K ELISA-plaat en gedurende 1 uur geïncubeerd. Platen worden gewassen en vervolgens gedurende 30 minuten geïncubeerd met een secundaire detector. Platen worden opnieuw gewassen en 3,3′,5,5′-tetramethylbenzidine-oplossing wordt gedurende 5 minuten toegevoegd, waarna H2SO4 wordt toegevoegd om alle reacties te stoppen. Platen worden afgelezen op 450 nm op een Labsystems 96-well plaatlezer.
Referenties	[1] https://pubmed.ncbi.nlm.nih.gov/20959606/ [2] https://pubmed.ncbi.nlm.nih.gov/20522708/ [3] https://pubmed.ncbi.nlm.nih.gov/22210877/ [4] https://pubmed.ncbi.nlm.nih.gov/24625684/

Toepassingen (Applications)

Methoden	Biomarkers	Afbeeldingen	PMID
Western blot	PUMA / p53 Bim / Bcl-xl / Bid / Mcl-1 p-p65 p-AKT / AKT Cleaved caspase 3 / Cleaved caspase 9 Mcl-1 / Bcl-2 / Bid / Bcl-xl / Noxa / Bak / Bax p-FoxO3a / FoxO3a Akt(T308) / PDK1(S241) / GSK-3β(S9)		28008149
Growth inhibition assay	Cell viability Cell viability		28008149

Informatie klinische proef (Clinical Trial Information)

(gegevens van https://clinicaltrials.gov, bijgewerkt op 2023-02-21)

NCT-nummer	Rekrutering	Aandoeningen	Sponsor/Medewerkers	Startdatum	Fasen
NCT05725200	RECRUITING	Metastatic Colorectal Cancer	Oslo University Hospital	2022-09-27	PHASE2
NCT06205290	WITHDRAWN	Leukemia, Lymphocytic, Chronic, B-Cell	Juno Therapeutics, Inc., a Bristol-Myers Squibb Company	2024-01-16	PHASE3
NCT07218341	RECRUITING	Chronic Lymphocytic Leukemia; Lymphoma, Small Lymphocytic	Eli Lilly and Company	2026-03-09	PHASE4
NCT07139873	RECRUITING	Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma	Dizal Pharmaceuticals	2025-09-08	PHASE3
NCT06846671	RECRUITING	CLL; Chronic Lymphocytic Leukemia	BeOne Medicines	2025-04-10	PHASE3
NCT06736990	ACTIVE_NOT_RECRUITING	Idiopathic Pulmonary Fibrosis	Calluna Pharma AS	2025-06-20	PHASE2

Veelgestelde vragen (Frequently Asked Questions)

Vraag 1:
What is the recommended dose and the route of administration for it in mouse studies?

Antwoord:
According to the following paper, it can be used by I.V. administration at the concentration of 40 mg/kg. https://www.ncbi.nlm.nih.gov/pubmed/24625684

C1=C0/X	C1:	LOG(C1):
C2=C1/X	C2:	LOG(C2):
C3=C2/X	C3:	LOG(C3):
C4=C3/X	C4:	LOG(C4):
C5=C4/X	C5:	LOG(C5):
C6=C5/X	C6:	LOG(C6):
C7=C6/X	C7:	LOG(C7):
C8=C7/X	C8:	LOG(C8):