positron

Benperidol (Anquil)是一种具有抗精神病和安定作用的丁酮类化合物，在阻断 D2 受体方面具有很好的疗效。Benperidol可用于正电子发射断层扫描(PET)测量体内 D(2)类多巴胺受体的结合情况。

DPA-714 是高亲和力的移位蛋白配体 (Ki=7 nM)，它结构中有一个氟原子，能够被氟 -18 进行标记，并可通过正电子发射断层成像进行活体成像。它可在各种神经炎症模型及脑肿瘤模型中成功评估炎症的特异性成像。

HG-10-102-01 是富含亮氨酸重复激酶 2 和突变型G2019S 抑制剂，IC50分别为20.3 nM 和3.2 nM。

Pentixafor是靶向CXCR4受体的肽类化合物，可结合68Gallium (68Ga) 进行正电子发射断层扫描 (PET) 成像。

MK-9470 is a selective, high-affinity reverse agonist and is also a fluorine 18 labeled positron emission tomography (PET) radiotracer [(18) F]. The MK-9470 has been used to image cannabinoid receptor type 1 in healthy and ill human brains.

JZP-MA-11是一种用于正电子发射断层扫描(PET)的配体，专一性靶向内源性大麻素α β-水解酶结构域6(ABHD6)酶，并具有126 nM的IC50值，表明其对ABHD6有选择性抑制作用。JZP-MA-11能有效穿过血脑屏障(BBB)。[18F]JZP-MA-11展现出在靶向小鼠及非人灵长类(NHP)大脑ABHD6方面的临床前评估潜力。

Fet F-18 is an amino acid analog radiolabeled with fluorine F-18, a positron-emitting isotope, can be used as a tracer in positron emission tomography (PET).

Altanserin can binds to the 5-HT2A receptor. Labeled with the isotope fluorine-18 it is used as a radioligand in positron emission tomography (PET) studies of the brain.

M1 ligand 1 (compound 3b-b) 是槟榔碱衍生物的 N- 去甲基同源物，是毒蕈碱乙酰胆碱受体 M1 的配体。M1 ligand 1 用作正电子发射断层扫描(PET)的放射性示踪剂。

Fluoroethylnormemantine hydrochloride, a Memantine derivative, functions as an antagonist for the N-methyl-D-aspartate (NMDA) receptor. It can also serve as a positron emission tomography (PET) tracer, specifically as [18F]-Fluoroethylnormemantine hydrochloride. Notably, this compound displays a range of effects, including anti-amnesic, neuroprotective, antidepressant-like, and fear-attenuating properties.

MK-6240 is a tau positron emission tomography (PET) tracer for neurofibrillary tangles (NFTs). MK-6240 exhibits high specificity and selectivity for binding to NFTs.

DOTATATE, a DOTA-conjugated peptide, is utilized for its ability to be labeled with radionuclides, facilitating positron emission tomography (PET) imaging and peptide receptor radionuclide therapy (PRRT)[4].

FAPI-74 是一种 PET（正电子发射断层扫描）示踪剂，参与早期 FAPI-PET 成像。FAPI-74 可用于研究癌症肿瘤和退行性疾病。

FAP-2286，一种与放射性核素螯合剂 DOTA 偶联的 FAP 结合肽大环化合物。FAP-2286 对人 FAP 蛋白具有强亲和力，Kd 为 1.1 nM。FAP-2286 具有抗肿瘤活性。FAP-2286 可用放射性核素标记，用于治疗及诊断。

Mppf F-18, which has been used as a radioactive ligand for positron emission tomography, is a compound that binds to the serotonin-1A receptor.

DOTA-NHS-ester 是 affibody 分子的接头，应用于小动物 PET、SPECT 和 CT。 它可用于标记放射治疗剂或成像探针以检测肿瘤。

GSK931145 is a positron emission tomography (PET) radioligand, it is suitable for quantifying glycine transporter (GlyT1) availability in the living brain.

Fmoc-L-Asn(beta-D-GlcNAc(Ac)3)-OH, also known as Fmoc-Asn(Ac3AcNH-beta-Glc)-OH, is a chemical compound used in the synthesis of silicon-fluoride acceptor (SiFA) derivatized octreotate derivatives. SiFA-octreotate analogues, which serve as tumor imaging agents, are valuable tools for positron emission tomography (PET) research.

UCB-J is a radioligand for the synaptic vesicle protein 2A (SV2A), utilized in positron emission tomography (PET)[4].

PSMA-11 (HBED-CC-PSMA)通过与前列腺特异性膜抗原(PSMA)的细胞外结构域结合来检测前列腺癌的复发和转移。PSMA-11常被用作正电子发射断层扫描(PET)中用作表达PSMA 的肿瘤的示踪剂，通过静脉注射镓Ga 68标记的PSMA-11，Glu-urea-Lys(Ahx)分子靶向并结合表达PSMA 的肿瘤细胞。内化后，PSMA 表达的肿瘤细胞可在PET 成像中被检测到。

LMI-1195 is a 18F-labeled ligand for the norepinephrine transporter. LMI-1195 is used for mapping cardiac nerve terminals in vivo using positron emission tomography (PET).

Altanserin tartrate is a compound that binds to the 5-HT2A receptor. Labeled with the isotope fluorine-18 it is used as a radioligand in positron emission tomography (PET) studies of the brain.

PK14105 has been evaluated biologically as a potential radioligand for positron emission tomography (PET) studies targeting peripheral benzodiazepine binding sites (PBBS) receptors. When administered to rats with unilaterally lesioned striata, PK14105 was observed to quickly cross the blood-brain barrier, displaying significant radioactivity retention in the lesioned striatum, in contrast to the unlesioned striatum or cerebellar vermis. Additionally, PK14105 has the capability to inhibit receptor ligands, calcium channel ligands, and co-transporters in all salivary glands.

JZP-MA-13是一种选择性α β-水解酶结构域6 (ABHD6) 抑制剂，其IC50值为392 nM。该化合物对MAGL、ABHD12、FAAH或其它丝氨酸水解酶不表现出抑制作用。JZP-MA-13还被用作ABHD6在体内成像的正电子发射断层扫描(PET)配体。

ML 10 is is a [18F] positron emission tomography (PET) radiotracer that accumulates in cells presenting apoptosis-specific membrane alterations. [18F]ML-10 allows for the detection of apoptotic cells located in atherosclerotic plaques.

Fluoroethylnormemantine, a derivative of Memantine, acts as an N-methyl-D-aspartate (NMDA) receptor antagonist. It can function as a positron emission tomography (PET) tracer, known as [18F]-fluoroethylnormemantine. This compound displays anti-amnesic, neuroprotective, antidepressant-like, and fear-attenuating properties.

DCFBC F-18 is a radioconjugate containing a low molecular weight tracer, DCFBC, specific for prostate-specific membrane antigen (PSMA) and labeled with the positron-emitting isotope F 18 with potential prostate tumor imaging upon positron emission tomogra

T807 (AV-1451) 是新型的tau 正电子发射断层扫描示踪剂。

5Me3F4AP 是高效的钾通道 (potassium channel) 阻断剂，当pH值从6.4提高到9.1时，IC50范围为220 μM至693 μM。该化合物有潜力穿越血脑屏障，并可能用于正电子发射断层扫描 (PET)。

PBR28是一种TSPO调节剂，适用于肺动脉高压(PAH)预防研究。通过增加放射性标记的PBR28能够示踪18KDa转运蛋白(TSPO)，在脑正电子发射断层扫描(PET)成像中具有关键作用。

α-Synuclein aggregate binder 1 (Compound C05-05) 作为一种有效的集体结合剂，同时也能抑制 α-突触核蛋白的聚集。它广泛应用于正电子发射断层扫描 (PET) 和荧光显微镜成像技术中，有助于诊断及治疗神经退行性疾病。

Lissamine rhodamine B, a new Radiotracer, is used for Imaging Tumors by Positron Emission Tomography.

PSMA-IN-3（compound 17）是一种高亲和力的新型PSMA抑制剂，IC50为13 nM。该化合物可作为开发18F标记的放射性配体的基础，用于前列腺癌PSMA的PET成像。

THK-5105为芳基喹啉衍生物，具备与tau原纤维高度结合的亲和力。它对tau蛋白聚集体及含tau的阿尔茨海默病(AD)脑匀浆显示出显著的结合能力。18F-THK-5105展现出作为tau成像PET探针的潜能。

L-FMAC F-18 has potential diagnostic activity during positron emission tomography (PET) imaging. After phosphorylation by DCK, the 18F moiety can be visualized by PET imaging.

Verubulin (MPC 6827) 是一种高效的微管阻断剂，具有细胞毒活性和潜在的抗癌活性，可破坏异种移植物中新形成的血管，可用于使用正电子发射断层扫描（PET）对微管（MT）进行成像。

[Lys3]-Bombesin 是具有生物活性的肽类化合物，用于 PET（正电子发射断层扫描）成像检测 GRPR（胃泌素释放肽受体）阳性的前列腺癌。此外，[Lys3]-Bombesin 及其单克隆抗体的免疫缀合物能特异性诱导 CD64 依赖的单核细胞和中性粒细胞介导的小细胞肺癌细胞裂解。

c-ABL-IN-5是一种选择性c-Abl抑制剂，具有神经保护功能。该化合物显示出血脑屏障渗透性、代谢稳定性和优良的药物动力学特性。经[18F]标记的c-ABL-IN-5（化合物[18F]3）可用作PET示踪剂，以评估疾病改善的功效。此外，c-ABL-IN-5适用于帕金森病（PD）等神经退行性疾病的研究。

CB2PET Radioligand 1 (compound [18F]9) 作为hCB2靶向的PET Radioligand (Ki=7.7 nM)，采用Cu介导的18F-氟化方法制备，并在小鼠神经炎症模型中展现了高脑摄取率。

N-Descyclopropanecarbaldehyde Olaparib, an Olaparib analogue, incorporates a DOTA moiety. It acts as a CRBN-based ligand for the formation of novel dual EGFR and PARP PROTAC, DP-C-4[1]. N-Descyclopropanecarbaldehyde Olaparib is suitable for radiolabeling with F-18 or a fluorophore to visualize tumors using positron emission tomography (PET) or optical imaging[2].

(18F)LBT 999 is a positron emission tomography (PET) tracer, used for the quantification of the dopamine transporter (DAT) in the healthy rat brain.

Melanoma is a lethal skin cancer. The early detection of melanoma using positron emission tomography (PET) probes is critical for improving the survival of melanoma patients. Melanin probe-2 is a non-radioactive bromo-picolinamide precursor that has been used for the synthesis of18F-picolinamides based PET probe (melanin probe-1). The tumor-targeting efficacy and imaging property of three melanin probes were evaluated in B16F10 tumor-bearing mice.18F-1 and18F-3 had much lower tumor uptake compared with18F-2 (Melanin probe-2), which were 12.74 ± 1.70, 16.61 ± 2.60, and 16.87 ± 1.23 %ID g at 0.5, 1, and 2 h, respectively[1].