Karla Karoline Sonne Kalinka Alex

Ms. Karla Karoline Sonne Kalinka Alex

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Research Focus & Metrics

Academic Career Length

8Years (2019-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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ESElena Schnabel-Besson
Elena Schnabel-Besson
UMUlrike Mütze
Ulrike Mütze
NDNicola Dikow
Nicola Dikow
FHFriederike Hörster
Friederike Hörster
MMMarina Alexandra Morath
Marina Alexandra Morath
SKStefan Kölker
Stefan Kölker
Driven by technological innovations, newborn screening (NBS) panels have been expanded and the development of genomic NBS pilot programs is rapidly progressing. Decisions on disease selection for NBS are still based on the Wilson and Jungner (WJ) criteria published in 1968. Despite this uniform reference, interpretation of the WJ criteria and actual disease selection for NBS programs are highly variable. A systematic literature search [PubMED search “Wilson” AND “Jungner”; last search 16.07.22] was performed to evaluate the applicability of the WJ criteria for current and future NBS programs and the need for adaptation. By at least two reviewers, 105 publications (systematic literature search, N = 77; manual search, N = 28) were screened for relevant content and, finally, 38 publications were evaluated. Limited by the study design of qualitative text analysis, no statistical evaluation was performed, but a structured collection of reported aspects of criticism and proposed improvements was instead collated. This revealed a set of general limitations of the WJ criteria, such as imprecise terminology, lack of measurability and objectivity, missing pediatric focus, and absent guidance on program management. Furthermore, it unraveled specific aspects of criticism on clinical, diagnostic, therapeutic, and economical aspects. A major obstacle was found to be the incompletely understood natural history and phenotypic diversity of rare diseases prior to NBS implementation, resulting in uncertainty about case definition, risk stratification, and indications for treatment. This gap could be closed through the systematic collection and evaluation of real-world evidence on the quality, safety, and (cost-)effectiveness of NBS, as well as the long-term benefits experienced by screened individuals. An integrated NBS public health program that is designed to continuously learn would fulfil these requirements, and a multi-dimensional framework for future NBS programs integrating medical, ethical, legal, and societal perspectives is overdue.

1 August 2023 in Journal of Medical Ethics
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KAKarla Karoline Sonne Kalinka Alex
Karla Karoline Sonne Kalinka Alex
EWEva C Winkler
Eva C Winkler
Targeted modifications of the human epigenome, epigenome editing (EE), are around the corner. For EE, techniques similar to genome editing (GE) techniques are used. While in GE the genetic information is changed by directly modifying DNA, intervening in the epigenome requires modifying the configuration of DNA, for example, how it is folded. This does not come with alterations in the base sequence (‘genetic code’). To date, there is almost no ethical debate about EE, whereas the discussions about GE are voluminous. Our article introduces EE into bioethics by translating knowledge from science to ethics and by comparing the risks of EE with those of GE. We, first (I), make the case that a broader ethical debate on EE is due, provide scientific background on EE, compile potential use-cases and recap previous debates. We then (II) compare EE and GE and suggest that the severity of risks of novel gene technologies depends on three factors: (i) the choice of an ex vivo versus an in vivo editing approach, (ii) the time of intervention and intervention windows and (iii) the targeted diseases. Moreover, we show why germline EE is not effective and reject the position of strong epigenetic determinism. We conclude that EE is not always ethically preferable to GE in terms of risks, and end with suggestions for next steps in the current ethical debate on EE by briefly introducing ethical challenges of new areas of preventive applications of EE (III).

8 October 2024 in Animals
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MMMarcel Mertz
Marcel Mertz
THTatiana Hetzel
Tatiana Hetzel
KAKarla Karoline Sonne Kalinka Alex
Karla Karoline Sonne Kalinka Alex
KBKatharina Braun
Katharina Braun
SCSamuel Camenzind
Samuel Camenzind
FSFelicitas Selter
Felicitas Selter
Can nonhuman animals be used for the benefit of humans in a scientifically and morally justified manner and, if yes, how? Based on our own experiences as scholars from various academic backgrounds, we argue that this question can only be answered as an interdisciplinary and international endeavor, considering insights from research ethics and animal ethics as well as scientific and legal aspects. The aim of this article is to contribute to the foundation of the emerging field of animal research ethics. In doing so, we describe the following seven phases of animal research experiments: ethical, legal and social presumptions (phase 0), planning (phase I), review (phase II), conduct of experiments (phase III), publication/dissemination (phase IV), further exploitation of results (phase V), and evaluation (phase VI). In total, 20 key ethical, legal, and practical challenges that an ethical framework for the use of animals in research needs to address are identified and analyzed. Finally, we characterize the following four meta-challenges and opportunities associated with animal research ethics as a field: (1) moral pluralism, (2) the integration of views and positions outside the laboratory, (3) international plurality of conduct, standards, and legal norms, and (4) interdisciplinary education.

16 May 2025 in Journal of Genetic Counseling
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EDElena Sophia Doll
Elena Sophia Doll
JMJulia Mahal
Julia Mahal
KAKarla Karoline Sonne Kalinka Alex
Karla Karoline Sonne Kalinka Alex
SLSeraina Petra Lerch
Seraina Petra Lerch
SKStefan Kölker
Stefan Kölker
BDBeate Ditzen
Beate Ditzen
The advancement of genome sequencing technology and its potential application in newborn screening is being discussed in various countries. Genomic newborn screening (gNBS) can provide parents with information about their child's genetic susceptibility for known disorders. However, it also presents ethical and psychosocial challenges. This study was carried out with a view toward the possible introduction of gNBS in Germany. Due to the existing challenges, it is crucial to understand different perspectives of relevant groups in Germany before implementing gNBS. Four online focus groups were conducted with parents, patient representatives, and healthcare professionals to explore perceived opportunities and challenges, as well as needs regarding a potential gNBS program. Discussions with altogether 24 participants were semi‐structured using a pre‐defined interview guide. Sessions were audio‐visually recorded and transcripts were analyzed using a structuring qualitative content analysis combining both deductive and inductive methods. Participants expressed positive views about gNBS but also reservations about a gNBS program and posed requirements for operating conditions. One salient theme that emerged was hope for certainty through gNBS in the face of numerous uncertainties. The study complements the perspective of patient representatives, providing further insight into the subject matter. This is a valuable contribution as they possess a comprehensive understanding of the medical, psychological, and ethical considerations involved. Patient representatives placed particular emphasis on the advantages of avoiding a diagnostic odyssey and the significance of support systems. The results provide first insights into different views on gNBS in Germany. These views can inform the potential preparation of a gNBS program in Germany, particularly with regard to information and consent requirements. Implications for practice, such as informing and educating parents about gNBS during pregnancy, can be derived from the study.

28 February 2026 in European Journal of Human Genetics
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ESElena Schnabel-Besson
Elena Schnabel-Besson
NDNicola Dikow
Nicola Dikow
KAKarla Karoline Sonne Kalinka Alex
Karla Karoline Sonne Kalinka Alex
UMUlrike Mütze
Ulrike Mütze
HSHannah Straub
Hannah Straub
EWEva Winkler
Eva Winkler
Newborn screening (NBS) is an effective measure of secondary prevention. The application of genomic sequencing in population-based screening would enable further expansions of the NBS disease panel and a genomic NBS (gNBS). The selection of NBS target diseases is still based on the Wilson and Jungner screening principles from 1968, which are considered incomplete, particularly for an extension towards gNBS. The present work aims to establish a multi-dimensional framework for future gNBS programs. An interdisciplinary expert panel comprising researchers from pediatric and adolescent medicine, human genetics, ethics, medical psychology, law, and patient representatives used a nominal group technique-like multi-stage consensus process to define criteria for gNBS, considering ethical, legal, and social implications, medical aspects, and patient perspectives. Overall, 18 criteria were developed, clustered into four subcategories: I. Clinical criteria (characteristics of the target disease); II. Diagnostic criteria (requirements of the test); III. Therapeutic-interventional criteria (prerequisites of the intervention); IV. Program management criteria (requirements of the program). Subcategories I–III define selection criteria for target diseases, subcategory IV defines criteria for how to establish and manage the program. In conclusion, this multi-dimensional framework serves as a well-balanced basis for developing thoroughly revised and internationally accepted consensus screening criteria.

22 November 2021 in The American Journal of Bioethics
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KAKarla Karoline Sonne Kalinka Alex
Karla Karoline Sonne Kalinka Alex
EWEva C. Winkler
Eva C. Winkler
Dupras and Bunnik’s (2021) strong statement against the normative approach of genetic exceptionalism, which can no longer be justified in the midst of multi-omic research, is of great importance fo...