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  1. No Access

    Article

    Vier-Quadranten-Rehabilitation nach parodontal-funktioneller und kariöser Schädigung

    Dr. Sven Egger, Prof. Dr. Markus Greven, Christian Berg in ZI Zahnärztliche Implantologie (2024)

  2. Article

    Open Access

    The microbiome of Riccia liverworts is an important reservoir for microbial diversity in temporary agricultural crusts

    The microbiota of liverworts provides an interesting model for plant symbioses; however, their microbiome assembly is not yet understood. Here, we assessed specific factors that shape microbial communities ass...

    Wisnu Adi Wicaksono, Bettina Semler, Martina Pöltl in Environmental Microbiome (2023)

  3. No Access

    Chapter

    Is Sustainability Utopian? Complex Challenges and Concrete Action Principles

    This paper explores why sustainability is so hard to achieve, although the concept has been discussed for several decades. Following the ‘Brundtland Report’ in 1987, the world community agreed on the general c...

    Christian Berg in Issues in Science and Theology: Global Sustainability (2023)

  4. Article

    Open Access

    ReSurveyGermany: Vegetation-plot time-series over the past hundred years in Germany

    Vegetation-plot resurvey data are a main source of information on terrestrial biodiversity change, with records reaching back more than one century. Although more and more data from re-sampled plots have been ...

    Ute Jandt, Helge Bruelheide, Christian Berg, Markus Bernhardt-Römermann in Scientific Data (2022)

  5. Article

    Open Access

    Late-onset hypophysitis after discontinuation of nivolumab treatment for advanced skin melanoma: a case report

    Nivolumab is an anti-programmed cell death protein 1 antibody, typically used as cancer immunotherapy agent. Despite multiple clinical benefits it might cause autoimmune-related side-effects, often involving t...

    Sofia Antoniou, Georgios Bazazo, Ludwig Röckl, Marios Papadakis in BMC Endocrine Disorders (2021)

  6. Article

    Open Access

    Bog ecosystems as a playground for plant–microbe coevolution: bryophytes and vascular plants harbour functionally adapted bacteria

    Bogs are unique ecosystems inhabited by distinctive, coevolved assemblages of organisms, which play a global role for carbon storage, climate stability, water quality and biodiversity. To understand ecology an...

    Wisnu Adi Wicaksono, Tomislav Cernava, Christian Berg, Gabriele Berg in Microbiome (2021)

  7. No Access

    Article

    Completely monotonic ratios of basic and ordinary gamma functions

    We investigate conditions for logarithmic complete monotonicity of product ratios of gamma and q-gamma functions whose arguments are linear functions of the variable. We give necessary and sufficient conditions i...

    Christian Berg, Asena Çetinkaya, Dmitrii Karp in Aequationes mathematicae (2021)

  8. Article

    Open Access

    Biased action of the CXCR4-targeting drug plerixafor is essential for its superior hematopoietic stem cell mobilization

    Following the FDA-approval of the hematopoietic stem cell (HSC) mobilizer plerixafor, orally available and potent CXCR4 antagonists were pursued. One such proposition was AMD11070, which was orally active and ...

    Astrid S. Jørgensen, Viktorija Daugvilaite, Katia De Filippo in Communications Biology (2021)

  9. Article

    Open Access

    The frequency of cytomegalovirus non-ELR UL146 genotypes in neonates with congenital CMV disease is comparable to strains in the background population

    Congenital cytomegalovirus disease (cCMV) is common and can be fatal or cause severe sequelae. Circulating strains of cytomegalovirus carry a high number of variable or disrupted genes. One of these is UL146, ...

    Christian Berg, Mette M. Rosenkilde, Thomas Benfield in BMC Infectious Diseases (2021)

  10. No Access

    Article

    A Family of Entire Functions Connecting the Bessel Function \(J_1\) and the Lambert W Function

    Motivated by the problem of determining the values of \(\alpha >0\) α ...

    Christian Berg, Eugenio Massa, Ana P. Peron in Constructive Approximation (2021)

  11. No Access

    Article

    A Unified View of Space–Time Covariance Functions Through Gelfand Pairs

    We give a characterization of positive definite integrable functions on a product of two Gelfand pairs as an integral of positive definite functions on one of the Gelfand pairs with respect to the Plancherel m...

    Christian Berg in Journal of Fourier Analysis and Applications (2020)

  12. Article

    Open Access

    Pros and cons of using a standard protocol to test germination of alpine species

    Storing seeds in seed banks is an effective way to preserve plant diversity and conserve species. An essential step towards a valuable conservation is the validation of germination. This study presents a germi...

    Vera Margreiter, Konrad Pagitz, Christian Berg, Patrick Schwager in Plant Ecology (2020)

  13. No Access

    Article

    Closable Hankel Operators and Moment Problems

    In a paper from 2016 D. R. Yafaev considers Hankel operators associated with Hamburger moment sequences \(q_n\)qn and claims that the corresponding Hankel form is closable if and only if the moment sequence tends...

    Christian Berg, Ryszard Szwarc in Integral Equations and Operator Theory (2020)

  14. Article

    Open Access

    Global warming threatens conservation status of alpine EU habitat types in the European Eastern Alps

    At the European level, the Natura 2000 habitat network is the main instrument for preserving and protecting species and habitats. However, protected areas are fixed in location, and environmental conditions co...

    Patrick Schwager, Christian Berg in Regional Environmental Change (2019)

  15. Article

    Open Access

    Seeds of native alpine plants host unique microbial communities embedded in cross-kingdom networks

    The plant microbiota is crucial for plant health and growth. Recently, vertical transmission of a beneficial core microbiota was identified for crop seeds, but for native plants, complementary mechanisms are a...

    Birgit Wassermann, Tomislav Cernava, Henry Müller, Christian Berg in Microbiome (2019)

  16. No Access

    Chapter and Conference Paper

    Stable Word-Clouds for Visualising Text-Changes Over Time

    Word-clouds are a useful tool for providing overviews over texts, visualising relevant words. Multiple word-clouds can also be used to visualise changes over time in a text. This requires that the words in th...

    Elisa Herold, Marcus Pöckelmann, Christian Berg in Digital Libraries for Open Knowledge (2019)

  17. No Access

    Article

    The Alpine Seed Conservation and Research Network - a new initiative to conserve valuable plant species in the European Alps

    Safeguarding plants as seeds in ex situ collections is a cost effective element in an integrated plant conservation approach. The European Alps are a regional centre of plant diversity. Six institutions have esta...

    Jonas V. Müller, Christian Berg, Jacqueline Détraz-Méroz in Journal of Mountain Science (2017)

  18. No Access

    Article

    From Schoenberg Coefficients to Schoenberg Functions

    In his seminal paper, Schoenberg (Duke Math J 9:96–108, 1942) characterized the class \(\mathcal P(\mathbb {S}^d)\)

    Christian Berg, Emilio Porcu in Constructive Approximation (2017)

  19. Article

    Open Access

    No increase in new users of blood glucose-lowering drugs in Norway 2006–2011: a nationwide prescription database study

    National estimates for the occurrence of diabetes are difficult to obtain, particularly time trends in incidence. The aim was to describe time trends in prevalent and incident use of blood glucose-lowering dru...

    Hanne Strøm, Randi Selmer, Kåre I Birkeland, Henrik Schirmer in BMC Public Health (2014)

  20. No Access

    Chapter and Conference Paper

    DSL Implementation for Model-Based Development of Pumps

    Domain-specific languages with a formal static semantics allow the early discovery of (domain-specific) inconsistencies. Using attribute grammars we show how such inconsistencies can be found in the pump domai...

    Christian Berg, Wolf Zimmermann in Leveraging Applications of Formal Methods,… (2014)

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