Preclinical comparison of osimertinib with other EGFR-TKIs in EGFR-mutant NSCLC brain metastases models, and early evidence of clinical brain metastases activity

…, A Jordan, M Hickey, M Grist, M Box, P Johnström… - Clinical Cancer …, 2016 - AACR
Purpose: Approximately one-third of patients with non–small cell lung cancer (NSCLC)
harboring tumors with EGFR-tyrosine kinase inhibitor (TKI)-sensitizing mutations (EGFRm) …

Clinical validation of 18F-AZD4694, an amyloid-β–specific PET radioligand

…, C Halldin, P Julin, M Schou, P Johnström… - Journal of Nuclear …, 2012 - Soc Nuclear Med
Pioneered with the invention of 11 C-Pittsburgh compound B, amyloid-β imaging using PET
has facilitated research in Alzheimer disease (AD). This imaging approach has promise for …

Preclinical comparison of the blood–brain barrier permeability of osimertinib with other EGFR TKIs

N Colclough, K Chen, P Johnström, N Strittmatter… - Clinical Cancer …, 2021 - AACR
Purpose: Osimertinib is a potent and selective EGFR tyrosine kinase inhibitor (EGFR-TKI) of
both sensitizing and T790M resistance mutations. To treat metastatic brain disease, blood–…

The brain-penetrant clinical ATM inhibitor AZD1390 radiosensitizes and improves survival of preclinical brain tumor models

…, VP Reddy, A Sykes, A Janefeldt, P Johnström… - Science …, 2018 - science.org
Poor survival rates of patients with tumors arising from or disseminating into the brain are
attributed to an inability to excise all tumor tissue (if operable), a lack of blood-brain barrier (…

Effect of the myeloperoxidase inhibitor AZD3241 on microglia: a PET study in Parkinson's disease

…, JO Rinne, Z Cselenyi, K Varnäs, P Johnström… - Brain, 2015 - academic.oup.com
Impaired mitochondrial function, oxidative stress and formation of excessive levels of
reactive oxygen species play a key role in neurodegeneration in Parkinson’s disease. …

Characterization of AZD4694, a novel fluorinated Aβ plaque neuroimaging PET radioligand

…, F Jeppsson, AE Johnson, P Johnström… - Journal of …, 2010 - Wiley Online Library
J. Neurochem. (2010) 114, 784–794. Abstract Positron emission tomography (PET) radioligands
that bind selectively to β‐amyloid plaques (Aβ) are promising imaging tools aimed at …

Discovery and evaluation of clinical candidate AZD3759, a potent, oral active, central nervous system-penetrant, epidermal growth factor receptor tyrosine kinase …

…, J Wang, Z Cheng, K Chen, P Johnstrom… - Journal of medicinal …, 2015 - ACS Publications
Recent reports suggest that an increasing number of patients with lung cancer, especially
those with activating mutations of the epidermal growth factor receptor (EGFR), also present …

Preparation of 11C-labelled Raclopride, a new potent dopamine receptor antagonist: preliminary PET studies of cerebral dopamine receptors in the monkey

…, T de Paulis, L Eriksson, T Greitz, P Johnström… - The International journal …, 1985 - Elsevier
A new dopamine receptor antagonist, Raclopride (S-(−)-3,5-dichloro-N-[(1-ethyl-2-pyrrolidinyl)]methyl-2-hydroxy-6-methoxybenzamide,
FLA 870) (1), has been labelled using [ 11 C]…

Brain exposure of the ATM inhibitor AZD1390 in humans—a positron emission tomography study

…, K Varnäs, A Savage, A Varrone, P Johnström… - Neuro …, 2021 - academic.oup.com
Background The protein kinase ataxia telangiectasia mutated (ATM) mediates cellular response
to DNA damage induced by radiation. ATM inhibition decreases DNA damage repair in …

Discovery of AZD4747, a Potent and Selective Inhibitor of Mutant GTPase KRASG12C with Demonstrable CNS Penetration

…, R Howells, A Jackson, P Johnström… - Journal of Medicinal …, 2023 - ACS Publications
The glycine to cysteine mutation at codon 12 of Kirsten rat sarcoma (KRAS) represents an
Achilles heel that has now rendered this important GTPase druggable. Herein, we report our …