Louisa Hempel

ORCID: 0000-0001-5145-4705
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About
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Research Areas
  • Lung Cancer Treatments and Mutations
  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • Gastric Cancer Management and Outcomes
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • COVID-19 and healthcare impacts
  • Cancer Genomics and Diagnostics
  • Fibroblast Growth Factor Research
  • Prostate Cancer Treatment and Research
  • Radiopharmaceutical Chemistry and Applications
  • Peptidase Inhibition and Analysis
  • Pancreatic and Hepatic Oncology Research
  • Medical Imaging Techniques and Applications
  • Gastrointestinal Tumor Research and Treatment
  • SARS-CoV-2 detection and testing
  • Infection Control and Ventilation
  • Ovarian cancer diagnosis and treatment
  • Hair Growth and Disorders
  • Ferroptosis and cancer prognosis
  • IgG4-Related and Inflammatory Diseases
  • Cancer therapeutics and mechanisms
  • PI3K/AKT/mTOR signaling in cancer
  • Global Cancer Incidence and Screening
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Chemotherapy-related skin toxicity

LMU Klinikum
2025

Ludwig-Maximilians-Universität München
2025

University Hospital of Zurich
2024

Sigmund Freud University Vienna
2020-2023

Vienna BioCenter Core Facilities
2021

Vienna Biocenter
2021

Sigmund Freud University
2020-2021

Ramesh Yelagandula Aleksandr Bykov Alexander Vogt Robert Heinen Ezgi Özkan and 95 more Marcus Strobl Juliane Christina Baar Kristina Uzunova Bence Hajdusits Darja Kordic Erna Suljic Amina Kurtović-Kozarić Sebija Izetbegović Justine Schaeffer Peter Hufnagl Alexander Zoufaly Tamara Seitz Mariam Al-Rawi Stefan L. Ameres Juliane Christina Baar Benedikt Bauer Nikolaus Beer Katharina Bergauer Wolfgang H. Binder Claudia Blaukopf Boril Bochev Julius Brennecke Selina Brinnich Aleksandra Bundalo Meinrad Busslinger Tim Clausen Geert de Vries Marcus P. S. Dekens David Drechsel Zuzana Džupinková Michaela Eckmann-Mader Michaela Fellner Thomas Fellner Laura Fin Bianca Valeria Gapp Gerlinde Grabmann Irina Grishkovskaya Astrid Hagelkrüys Dominik Handler David Haselbach Louisa Hempel Louisa Hill David Hoffmann Stefanie Horer Harald Isemann Robert Kalis Max J. Kellner Juliane Kley Thomas Köcher Alwin Köhler Christian Krauditsch Sabina Kula Sonja Lang Richard Latham Marie-Christin Leitner Thomas Leonard Dominik Lindenhofer Raphael A. Manzenreither Martin Mátl Karl Mechtler Anton Meinhart Stefan Mereiter Thomas Micheler Paul Moeseneder Tobias Neumann Simon Nimpf Magnus Nordborg Egon Ogris Michaela Pagani Andrea Pauli Jan‐Michael Peters Petra Pjevac Clemens Plaschka Martina Rath Daniel Reumann Sarah Rieser Marianne Rocha-Hasler Alan Rodriguez Nathalie Ropek James J. Ross Harald Scheuch Karina Schindler Clara Schmidt Hannes Schmidt Jakob Schnabl Stefan Schüchner Tanja A. Schwickert Andreas Sommer Daniele Soldoroni Johannes Stadlmann Peter Steinlein Marcus Strobl Simon Strobl Qiong Sun Wen Tang

The COVID-19 pandemic has demonstrated the need for massively-parallel, cost-effective tests monitoring viral spread. Here we present SARSeq, saliva analysis by RNA sequencing, a method to detect SARS-CoV-2 and other respiratory viruses on tens of thousands samples in parallel. SARSeq relies next generation sequencing multiple amplicons generated multiplexed RT-PCR reaction. Two-dimensional, unique dual indexing, using four indices per sample, enables unambiguous scalable assignment reads...

10.1038/s41467-021-22664-5 article EN cc-by Nature Communications 2021-05-25

Abstract Next generation sequencing (NGS) together with protein expression analysis is back bone of molecularly targeted therapy in precision medicine. Our retrospective study shows our experience NGS 324 genes combination patients advanced breast cancer (aBC). The primary purpose was to analyze the prevalence individual genetic alterations combined define potential targets for an individualized therapy. Between April 2018 and September 2019, 41 aBC were offered a test. test used detect...

10.1038/s41598-020-67393-9 article EN cc-by Scientific Reports 2020-06-26

39 Background: To assess the prognostic value of post-therapy [ 177 Lu]Lu-PSMA (LuPSMA)-SPECT/CT by visual RECIP 1.0 during LuPSMA radioligand therapy and to develop an evidence-based clinical protocol monitor efficacy LuPSMA. Methods: Patients who received between April 2019 November 2023 underwent at least two LuPSMA-SPECT/CT (SPECT) were included. Three independent readers interpreted pairs baseline interim after 2 cycles for Response Evaluation Criteria In PSMA-imaging (RECIP) 1.0. The...

10.1200/jco.2025.43.5_suppl.39 article EN Journal of Clinical Oncology 2025-02-10

Ziel/Aim: Response Evaluation Criteria in Prostate-Specific Membrane Antigen Imaging (RECIP) 1.0 is an evidence-based framework that used to assess the response therapy PSMA-PET/CT. Innovative approaches of 177Lu-PSMA radiopharmaceutical (RPT) extend treatment beyond currently approved 6 cycles. So far, no data are available on use RECIP post-therapeutic SPECT under extended RPT. We aimed at comparing results PET and with biochemical patients

10.1055/s-0045-1804422 article EN Nuklearmedizin - NuclearMedicine 2025-03-01

Ziel/Aim: 177Lu-PSMA radiopharmaceutical therapy (RPT) shows favorable clinical responses in patients with metastatic castration-resistant prostate cancer (mCRPC). The kidney, an organ-at-risk, is susceptible to radiation induced damage due specific and nonspecific uptake. We seek examine if there a correlation between cumulative kidney absorbed doses the long-term toxicity after RPT.

10.1055/s-0045-1804419 article EN Nuklearmedizin - NuclearMedicine 2025-03-01

Our objectives were to assess the prognostic value of posttherapy [177Lu]Lu-PSMA (LuPSMA) SPECT/CT by visual evaluation using RECIP 1.0 during LuPSMA therapy and develop an evidence-based clinical protocol monitor efficacy LuPSMA. Methods: Patients with metastatic castration-resistant prostate cancer who received at least 2 cycles between April 2019 November 2023 retrospectively included in this study. Pairs baseline interim (SPECT) PSMA PET/CT (PET) images after analyzed per 1.0. Changes...

10.2967/jnumed.124.269431 article EN Journal of Nuclear Medicine 2025-04-24

Increasing knowledge about the genomic changes underpinning cancer development and growth has led to a rapidly expanding number of individualized therapies that specifically target these in patient's tumor. Here we present case report patient with metastatic esophageal carcinoma whose tumor harbored NTRK1 gene amplification who received targeted systemic therapy larotrectinib. At initial diagnosis, presented obstruction middle esophagus, simultaneous liver lung metastases, UICC IV WHO...

10.1634/theoncologist.2019-0641 article EN cc-by-nc-nd The Oncologist 2020-04-23

Screening mammography is a widely used approach for early breast cancer detection, effectively increasing the survival rate of affected patients. According to Food and Drug Administration's Mammography Quality Standards Act Program statistics, approximately 39 million procedures are performed in United States each year. Therefore, screening among most common radiological tasks. Interpretation mammograms by specialist radiologist includes primarily review positioning quality, which key factor...

10.3390/cancers14194704 article EN Cancers 2022-09-27

Abstract Oncologic patients are regarded as the population most at risk of developing a severe course COVID‐19 due to fact that malignant diseases and chemotherapy often weaken immune system. In face ongoing SARS‐CoV‐2 pandemic, how particular deal with this infection remains an important question. period between 15 26 April 2020, total 1227 were tested in one seven oncologic outpatient clinics for SARS‐CoV‐2, regardless symptoms, employing RT‐qPCR. Of patients, 78 (6.4%) positive...

10.1002/cam4.3435 article EN cc-by Cancer Medicine 2020-10-06

Background Personalized mRNA vaccines are promising new therapeutic options for patients with cancer. Because not yet approved first-line therapy, the presently applied to individuals that received prior therapies can have immunocompromising effects. There is a need address how treatments impact vaccine outcomes. Method Therefore, we analyzed response BioNTech/Pfizer’s anti-SARS-CoV-2 in 237 oncology outpatients, which cover broad spectrum of hematologic malignancies and solid tumors variety...

10.1136/jitc-2023-007387 article EN cc-by-nc Journal for ImmunoTherapy of Cancer 2023-09-01

Point mutations of the fibroblast growth factor receptor (FGFR)2 in intrahepatic cholangiocarcinoma (iCC) are mainly unknown functional significance compared to FGFR2 fusions. Pemigatinib, a tyrosine kinase inhibitor, is approved for treatment with fusion/rearrangement. Although it hypothesized that may cause uncontrolled activation signaling pathway, data targeted therapies remain unclear. In vitro analyses demonstrated importance p.C382R mutation ligand-independent constitutive...

10.1177/17588359221125096 article EN cc-by-nc Therapeutic Advances in Medical Oncology 2022-01-01

SARS-CoV-2 antibody development and immunity will be crucial for the further course of pandemic. Until now, it has been assumed that patients who are infected with develop antibodies as case other coronaviruses, like MERS-CoV SARS-CoV. In present study, we analyzed in 77 an oncologic diagnosis 26 days after positive RT-qPCR testing SARS-CoV2. anti-SARS-CoV2-antibody methods from BGI (MGIEasy Magnetic Beads Virus DNA/RNA Extraction Kit) Roche (Elecsys Anti-SARS-CoV-2 immunoassay) were used,...

10.1053/j.seminoncol.2020.12.003 article EN cc-by-nc-nd Seminars in Oncology 2021-01-02

After several years of negative phase III trials in gastric and esophageal cancer, a significant breakthrough the treatment metastatic adenocarcinomas gastroesophageal junction (GEJ) stomach (GC) is now becoming evident with emerging precision oncology implementation molecular targets tumor treatment. In addition, new generation studies such as umbrella basket are focused on these targets, which makes an early diagnosis based IHC/ISH NGS necessary. The required companion diagnostics Her2neu...

10.3390/cancers13174453 article EN Cancers 2021-09-03

The aim of this survey was to assess the efficacy and feasibility scalp cooling (SC) in an outpatient hematological oncological center a real-world setting.We prospectively monitored cancer patients from August 2017 October 2019 receiving treatments with SC, using sensor-controlled system "DigniCap." Effectiveness defined by self-estimated hair loss < Grad 2 (<50%) according Common terminology Criteria for adverse events V4.0 or not requiring wig. Withdrawal SC on patient's demand considered...

10.1159/000523759 article EN Oncology Research and Treatment 2022-01-01

8641 Background: Recent research suggests that loss of heterozygosity (LOH) in KEAP1/STK11 mutated lung adenocarcinoma (LUAD) may present a new immunological and biological aggressive subtype unresponsive to current standard care treatment options. Currently, there is limited data on the clinical impact LOH co-alterations real-world settings. Methods: From November 1 st , 2021, October 1st, 2023, patients with LUAD mutations detected by FoundationOne CDx any genes KEAP1, STK11, KRAS were...

10.1200/jco.2024.42.16_suppl.8641 article EN Journal of Clinical Oncology 2024-06-01

Introduction We present a case report of patient with metastatic esophageal carcinoma whose tumor harbored NTRK1 gene amplification and who received targeted systemic therapy larotrectinib. At initial diagnosis, the presented tumor-obstruction middle esophagus simultaneously liver lung metastases (UICC IV). The WHO Performance Status was 3 had weight loss 20 kg over 12 weeks.

10.1055/s-0040-1712260 article EN Zeitschrift für Gastroenterologie 2020-05-01

e13005 Background: Next generation sequencing (NGS) together with protein expression analysis is back bone of molecularly targeted therapy in precision medicine. The present study shows the retrospective our experience NGS using a panel 324 genes combination patients metastatic breast cancer (mBC) over last 18 months. primary objective this was to analyze prevalence individual genetic alterations combined define potential targets for an individualized therapy. Methods: We analyzed 41...

10.1200/jco.2020.38.15_suppl.e13005 article EN Journal of Clinical Oncology 2020-05-20

Abstract SARS-CoV-2 antibody development and immunity will be crucial for the further course of pandemic. Until now, it has been assumed that patients who were infected with develop antibodies as is case other coronaviruses, like MERS-CoV SARS-CoV. In present study, we analyzed 77 oncology 26 days after positive RT-qPCR testing SARS-CoV-2. anti-SARS-CoV2-antibody methods from BGI (MGIEasy Magnetic Beads Virus DNA/RNA Extraction Kit) Roche (Elecsys Anti-SARS-CoV-2 immunoassay) used,...

10.21203/rs.3.rs-71560/v1 preprint EN cc-by Research Square (Research Square) 2020-09-04

e18750 Background: Data on SARS-CoV-2 infections in oncological patients the outpatient settings are scarce. Methods: During spread of delta variant between April 2021 and September 2021, a total 10.677 were tested for infection by RT-qPCR seven clinics Bavaria, Germany. Results: Within patient cohort, 4.960 (46.5%) suffered from malignant disease (74% solid tumors 26% hematological diseases). This group was compared with 5.717 (53.5%) without (33.1% other diseases 66.9% or disease)....

10.1200/jco.2022.40.16_suppl.e18750 article EN Journal of Clinical Oncology 2022-06-01
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