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  1. Article: Quality of Life, Clinical, and Patient-Reported Outcomes after Pencil Beam Scanning Proton Therapy Delivered for Intracranial Grade WHO 1-2 Meningioma in Children and Adolescents.

    García-Marqueta, Marta / Vázquez, Miriam / Krcek, Reinhardt / Kliebsch, Ulrike L / Baust, Katja / Leiser, Dominic / van Heerden, Michelle / Pica, Alessia / Calaminus, Gabriele / Weber, Damien C

    Cancers

    2023  Volume 15, Issue 18

    Abstract: Purpose: The purpose of this study was to report the clinical and patient-reported outcomes of children and adolescents with intracranial meningioma treated with pencil beam scanning proton therapy (PBS-PT).: Material and methods: Out of a total ... ...

    Abstract Purpose: The purpose of this study was to report the clinical and patient-reported outcomes of children and adolescents with intracranial meningioma treated with pencil beam scanning proton therapy (PBS-PT).
    Material and methods: Out of a total cohort of 207 intracranial meningioma patients treated with PBS-PT between 1999 and 2022, 10 (4.8%) were children or adolescents aged < 18 years. Median age was 13.9 years (range, 3.2-17.2). Six (60%) children were treated as primary treatment (postoperative PT, n = 4; exclusive PT, n = 2) and four (40%) at the time of tumor recurrence. Acute and late toxicities were registered according to Common Terminology Criteria of Adverse Events (CTCAE). Quality of life (QoL) before PBS-PT was assessed using PEDQOL questionnaires. Educational, functional, and social aspects after PT were assessed through our in-house developed follow-up surveys. Median follow-up time was 71.1 months (range, 2.5-249.7), and median time to last questionnaire available was 37.6 months (range, 5.75-112.6).
    Results: Five (50%) children developed local failure (LF) at a median time of 32.4 months (range, 17.7-55.4) after PBS-PT and four (80%) were considered in-field. One patient died of T-cell lymphoma 127.1 months after PBS-PT. Estimated 5-year local control (LC) and overall survival (OS) rates were 19.4% and 100.0%, respectively. Except for one patient who developed a cataract requiring surgery, no grade ≥3 late toxicities were reported. Before PT, patients rated their QoL lower than their parents in most domains. During the first year after PT, one child required educational support, one needed to attend to a special school, one had social problems and another three children required assistance for daily basic activities (DBA). Three years after PT, only one child required assistance for DBA.
    Conclusions: The outcome of children with intracranial meningioma treated with PBS-PT is in line with other centers who have reported results of radiation therapy delivered to this particular patient group. This therapy provides acceptable functional status profiles with no high-grade adverse radiation-induced events.
    Language English
    Publishing date 2023-09-06
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 2527080-1
    ISSN 2072-6694
    ISSN 2072-6694
    DOI 10.3390/cancers15184447
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Inhibition of p38 MAP kinase in patients with ST-elevation myocardial infarction - findings from the LATITUDE-TIMI 60 trial.

    Cavender, Matthew A / O'Donoghue, Michelle L / Abbate, Antonio / Aylward, Philip / Fox, Keith Aa / Glaser, Ruchira X / Park, Jeong-Gun / Lopez-Sendon, Jose / Steg, Ph Gabriele / Sabatine, Marc S / Morrow, David A

    American heart journal

    2021  Volume 243, Page(s) 147–157

    Abstract: Background: p38 mitogen activated kinase (MAPK) mediates the response to pro-inflammatory cytokines following myocardial infarction (MI) and is inhibited by losmapimod.: Methods: LATITUDE-TIMI 60 (ClinicalTrials.gov NCT02145468) randomized patients ... ...

    Abstract Background: p38 mitogen activated kinase (MAPK) mediates the response to pro-inflammatory cytokines following myocardial infarction (MI) and is inhibited by losmapimod.
    Methods: LATITUDE-TIMI 60 (ClinicalTrials.gov NCT02145468) randomized patients with MI to losmapimod or placebo for 12 weeks (24 weeks total follow-up). In this pre-specified analysis, we examined outcomes based on MI type [ST-segment elevation MI (STEMI) (865, 25%) and non-STEMI (2624, 75%)].
    Results: In patients with STEMI, inflammation, measured by hs-CRP, was significantly attenuated with losmapimod at 48 hours (P <0.001) and week 12 (P = 0.01). Losmapimod lowered NT-proBNP in patients with STEMI at 48 hours (P = 0.04) and week 12 (P = 0.02). The effects of losmapimod on CV death (CVD), MI, or severe recurrent ischemia requiring urgent coronary artery revascularization at 24 weeks [MACE] differed in patients with STEMI (7.0% vs 10.8%; HR 0.65, 95%CI 0.41 - 1.03; P= 0.06) and NSTEMI (11.4% vs 8.5%; HR 1.30, 95%CI 1.02 - 1.66; P = 0.04; p[int] = 0.009). CVD or HHF among patients with STEMI were 5.6% (losmapimod) and 8.3% (placebo) (HR 0.66; 95%CI 0.40 - 1.11; P = 0.12) and in NSTEMI were 4.8% (losmapimod) and 4.4% (placebo) (HR 1.09; 95%CI 0.76 - 1.56) in patients with NSTEMI.
    Conclusions: Patients with STEMI treated with losmapimod had an attenuated inflammatory response. Our collective findings raise the hypothesis that mitigating the inflammatory response may result in different outcomes in patients with STEMI and NSTEMI. While the difference in outcomes is exploratory, these findings do support separate examination of patients with STEMI and NSTEMI and increased emphasis on heart failure in future investigation of modulators of inflammation in MI.
    MeSH term(s) Heart Failure ; Humans ; Myocardial Infarction/diagnosis ; Non-ST Elevated Myocardial Infarction ; ST Elevation Myocardial Infarction/drug therapy ; Treatment Outcome ; p38 Mitogen-Activated Protein Kinases/therapeutic use
    Chemical Substances p38 Mitogen-Activated Protein Kinases (EC 2.7.11.24)
    Language English
    Publishing date 2021-09-08
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 80026-0
    ISSN 1097-6744 ; 0002-8703
    ISSN (online) 1097-6744
    ISSN 0002-8703
    DOI 10.1016/j.ahj.2021.08.022
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Digital delivery of behavioural activation therapy to overcome depression and facilitate social and economic transitions of adolescents in South Africa (the DoBAt study)

    Stephen Tollman / Kathleen Kahn / F Xavier Gómez-Olivé / Crick Lund / Alan Stein / Heather A O'Mahen / Eustasius Musenge / Sarah-Jayne Blakemore / Alastair van Heerden / Tholene Sodi / Bianca D Moffett / Julia R Pozuelo / Michelle Craske / Kate Orkin / Emma J Kilford / Mahreen Mahmud / Meghan Davis / Zamakhanya Makhanya / Tlangelani Baloyi /
    Daniel Mahlangu / Gabriele Chierchia / Sophie L Fielmann / Imraan Valodia

    BMJ Open, Vol 12, Iss

    protocol for a pilot randomised controlled trial

    2022  Volume 12

    Abstract: Introduction Scalable psychological treatments to address depression among adolescents are urgently needed. This is particularly relevant to low-income and middle-income countries where 90% of the world’s adolescents live. While digital delivery of ... ...

    Abstract Introduction Scalable psychological treatments to address depression among adolescents are urgently needed. This is particularly relevant to low-income and middle-income countries where 90% of the world’s adolescents live. While digital delivery of behavioural activation (BA) presents a promising solution, its feasibility, acceptability and effectiveness among adolescents in an African context remain to be shown.Methods and analysis This study is a two-arm single-blind individual-level randomised controlled pilot trial to assess the feasibility, acceptability and initial efficacy of digitally delivered BA therapy among adolescents with depression. The intervention has been coproduced with adolescents at the study site. The study is based in the rural northeast of South Africa in the Bushbuckridge subdistrict of Mpumalanga province. A total of 200 adolescents with symptoms of mild to moderately severe depression on the Patient Health Questionnaire Adolescent Version will be recruited (1:1 allocation ratio). The treatment group will receive BA therapy via a smartphone application (the Kuamsha app) supported by trained peer mentors. The control group will receive an enhanced standard of care. The feasibility and acceptability of the intervention will be evaluated using a mixed methods design, and signals of the initial efficacy of the intervention in reducing symptoms of depression will be determined on an intention-to-treat basis. Secondary objectives are to pilot a range of cognitive, mental health, risky behaviour and socioeconomic measures; and to collect descriptive data on the feasibility of trial procedures to inform the development of a further larger trial.Ethics and dissemination This study has been approved by the University of the Witwatersrand Human Research Ethics Committee (MED20-05-011) and the Oxford Tropical Research Ethics Committee (OxTREC 34-20). Study findings will be published in scientific open access peer-reviewed journals, presented at scientific conferences and communicated to ...
    Keywords Medicine ; R
    Subject code 170
    Language English
    Publishing date 2022-12-01T00:00:00Z
    Publisher BMJ Publishing Group
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  4. Article ; Online: Digital delivery of behavioural activation therapy to overcome depression and facilitate social and economic transitions of adolescents in South Africa (the DoBAt study): protocol for a pilot randomised controlled trial.

    Moffett, Bianca D / Pozuelo, Julia R / van Heerden, Alastair / O'Mahen, Heather A / Craske, Michelle / Sodi, Tholene / Lund, Crick / Orkin, Kate / Kilford, Emma J / Blakemore, Sarah-Jayne / Mahmud, Mahreen / Musenge, Eustasius / Davis, Meghan / Makhanya, Zamakhanya / Baloyi, Tlangelani / Mahlangu, Daniel / Chierchia, Gabriele / Fielmann, Sophie L / Gómez-Olivé, F Xavier /
    Valodia, Imraan / Tollman, Stephen / Kahn, Kathleen / Stein, Alan

    BMJ open

    2022  Volume 12, Issue 12, Page(s) e065977

    Abstract: Introduction: Scalable psychological treatments to address depression among adolescents are urgently needed. This is particularly relevant to low-income and middle-income countries where 90% of the world's adolescents live. While digital delivery of ... ...

    Abstract Introduction: Scalable psychological treatments to address depression among adolescents are urgently needed. This is particularly relevant to low-income and middle-income countries where 90% of the world's adolescents live. While digital delivery of behavioural activation (BA) presents a promising solution, its feasibility, acceptability and effectiveness among adolescents in an African context remain to be shown.
    Methods and analysis: This study is a two-arm single-blind individual-level randomised controlled pilot trial to assess the feasibility, acceptability and initial efficacy of digitally delivered BA therapy among adolescents with depression. The intervention has been coproduced with adolescents at the study site. The study is based in the rural northeast of South Africa in the Bushbuckridge subdistrict of Mpumalanga province. A total of 200 adolescents with symptoms of mild to moderately severe depression on the Patient Health Questionnaire Adolescent Version will be recruited (1:1 allocation ratio). The treatment group will receive BA therapy via a smartphone application (the Kuamsha app) supported by trained peer mentors. The control group will receive an enhanced standard of care. The feasibility and acceptability of the intervention will be evaluated using a mixed methods design, and signals of the initial efficacy of the intervention in reducing symptoms of depression will be determined on an intention-to-treat basis. Secondary objectives are to pilot a range of cognitive, mental health, risky behaviour and socioeconomic measures; and to collect descriptive data on the feasibility of trial procedures to inform the development of a further larger trial.
    Ethics and dissemination: This study has been approved by the University of the Witwatersrand Human Research Ethics Committee (MED20-05-011) and the Oxford Tropical Research Ethics Committee (OxTREC 34-20). Study findings will be published in scientific open access peer-reviewed journals, presented at scientific conferences and communicated to participants, their caregivers, public sector officials and other relevant stakeholders.
    Trial registration numbers: This trial was registered on 19 November 2020 with the South African National Clinical Trials Registry (DOH-27-112020-5741) and the Pan African Clinical Trials Registry (PACTR202206574814636).
    MeSH term(s) Humans ; Adolescent ; Depression/therapy ; Depression/psychology ; South Africa ; Pilot Projects ; Single-Blind Method ; Behavior Therapy ; Randomized Controlled Trials as Topic
    Language English
    Publishing date 2022-12-30
    Publishing country England
    Document type Clinical Trial Protocol ; Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 2599832-8
    ISSN 2044-6055 ; 2044-6055
    ISSN (online) 2044-6055
    ISSN 2044-6055
    DOI 10.1136/bmjopen-2022-065977
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: Universal encoding of next generation DNA-encoded chemical libraries.

    Plais, Louise / Lessing, Alice / Keller, Michelle / Martinelli, Adriano / Oehler, Sebastian / Bassi, Gabriele / Neri, Dario / Scheuermann, Jörg

    Chemical science

    2022  Volume 13, Issue 4, Page(s) 967–974

    Abstract: DNA-encoded chemical libraries (DELs) are useful tools for the discovery of small molecule ligands to protein targets of pharmaceutical interest. Compared with single-pharmacophore DELs, dual-pharmacophore DELs simultaneously display two chemical ... ...

    Abstract DNA-encoded chemical libraries (DELs) are useful tools for the discovery of small molecule ligands to protein targets of pharmaceutical interest. Compared with single-pharmacophore DELs, dual-pharmacophore DELs simultaneously display two chemical moieties on both DNA strands, and allow for the construction of highly diverse and pure libraries, with a potential for targeting larger protein surfaces. Although methods for the encoding of simple, fragment-like dual-display libraries have been established, more complex libraries require a different encoding strategy. Here, we present a robust and convenient "large encoding design" (LED), which facilitates the PCR-amplification of multiple codes distributed among two partially complementary DNA strands. We experimentally implemented multiple coding regions and we compared the new DNA encoding scheme with previously reported dual-display DEL modalities in terms of amplifiability and performance in test selections against two target proteins. With the LED methodology in place, we foresee the construction and screening of DELs of unprecedented sizes and designs.
    Language English
    Publishing date 2022-01-11
    Publishing country England
    Document type Journal Article
    ZDB-ID 2559110-1
    ISSN 2041-6539 ; 2041-6520
    ISSN (online) 2041-6539
    ISSN 2041-6520
    DOI 10.1039/d1sc05721a
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Identification of novel genetic loci for risk of multiple myeloma by functional annotation.

    Macauda, Angelica / Briem, Klara / Clay-Gilmour, Alyssa / Cozen, Wendy / Försti, Asta / Giaccherini, Matteo / Corradi, Chiara / Sainz, Juan / Niazi, Yasmeen / Ter Horst, Rob / Li, Yang / Netea, Mihai G / Vogel, Ulla / Hemminki, Kari / Slager, Susan L / Varkonyi, Judit / Andersen, Vibeke / Iskierka-Jazdzewska, Elzbieta / Mártinez-Lopez, Joaquin /
    Zaucha, Jan / Camp, Nicola J / Rajkumar, S Vincent / Druzd-Sitek, Agnieszka / Bhatti, Parveen / Chanock, Stephen J / Kumar, Shaji K / Subocz, Edyta / Mazur, Grzegorz / Landi, Stefano / Machiela, Mitchell J / Jerez, Andrés / Norman, Aaron D / Hildebrandt, Michelle A T / Kadar, Katalin / Berndt, Sonja I / Ziv, Elad / Buda, Gabriele / Nagler, Arnon / Dumontet, Charles / Raźny, Malgorzata / Watek, Marzena / Butrym, Aleksandra / Grzasko, Norbert / Dudzinski, Marek / Rybicka-Ramos, Malwina / Matera, Eva-Laure / García-Sanz, Ramón / Goldschmidt, Hartmut / Jamroziak, Krzysztof / Jurczyszyn, Artur / Clavero, Esther / Giles, Graham G / Pelosini, Matteo / Zawirska, Daria / Kruszewski, Marcin / Marques, Herlander / Haastrup, Eva / Sánchez-Maldonado, José Manuel / Bertsch, Uta / Rymko, Marcin / Raab, Marc-Steffen / Brown, Elizabeth E / Hofmann, Jonathan N / Vachon, Celine / Campa, Daniele / Canzian, Federico

    Leukemia

    2023  Volume 37, Issue 11, Page(s) 2326–2329

    MeSH term(s) Humans ; Multiple Myeloma/genetics ; Genetic Loci ; Genetic Predisposition to Disease ; Polymorphism, Single Nucleotide ; Genome-Wide Association Study
    Language English
    Publishing date 2023-09-18
    Publishing country England
    Document type Letter ; Research Support, N.I.H., Extramural ; Research Support, N.I.H., Intramural
    ZDB-ID 807030-1
    ISSN 1476-5551 ; 0887-6924
    ISSN (online) 1476-5551
    ISSN 0887-6924
    DOI 10.1038/s41375-023-02022-8
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: Ultrasound of the palmar aspect of the hand: normal anatomy and clinical applications of intrinsic muscles imaging.

    Picasso, Riccardo / Zaottini, Federico / Pistoia, Federico / Perez, Maribel Miguel / Macciò, Marta / Bianco, Deborah / Rinaldi, Simone / Pansecchi, Michelle / Rossi, Gabriele / Tovt, Luca / Martinoli, Carlo

    Journal of ultrasonography

    2023  Volume 23, Issue 94, Page(s) e122–e130

    Abstract: Intrinsic hand muscles play a fundamental role in tuning the fine motricity of the hand and may be affected by several pathologic conditions, including traumatic injuries, atrophic changes induced by denervation, and space-occupying masses. Modern hand ... ...

    Abstract Intrinsic hand muscles play a fundamental role in tuning the fine motricity of the hand and may be affected by several pathologic conditions, including traumatic injuries, atrophic changes induced by denervation, and space-occupying masses. Modern hand surgery techniques allow to target several hand muscle pathologies and, as a direct consequence, requests for hand imaging now carry increasingly complex diagnostic questions. The progressive refinement of ultrasound technology and the current availability of high and ultra-high frequency linear transducers that allow the investigation of intrinsic hand muscles and tendons with incomparable resolution have made this modality an essential tool for the evaluation of pathological processes involving these tiny structures. Indeed, intrinsic hand muscles lie in a superficial position and are amenable to investigation by means of transducers with frequency bands superior to 20 MHz, offering clear advantages in terms of resolution and costs compared to magnetic resonance imaging. In addition, ultrasound allows to perform dynamic maneuvers that can critically enhance its diagnostic power, by examining the questioned structure during stress tests that simulate the conditions eliciting clinical symptoms. The present article aims to review the anatomy, the ultrasound scanning technique, and the clinical application of thenar, hypothenar, lumbricals and interossei muscles imaging, also showing some examples of pathology involving these structures.
    Language English
    Publishing date 2023-09-11
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 2843824-3
    ISSN 2084-8404
    ISSN 2084-8404
    DOI 10.15557/jou.2023.0021
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article: Ultrasound of the plantar foot: a guide for the assessment of plantar intrinsic muscles.

    Zaottini, Federico / Picasso, Riccardo / Pistoia, Federico / Perez, Maribel Miguel / Bianco, Deborah / Simone, Rinaldi / Rossi, Gabriele / Macciò, Marta / Pansecchi, Michelle / Tovt, Luca / Martinoli, Carlo

    Journal of ultrasonography

    2023  Volume 23, Issue 94, Page(s) e151–e160

    Abstract: Plantar intrinsic muscles play a pivotal role in posture control and gait dynamics. They help maintain the longitudinal and transverse arches of the foot, and they regulate the degree and velocity of arch deformation during walking or running. ... ...

    Abstract Plantar intrinsic muscles play a pivotal role in posture control and gait dynamics. They help maintain the longitudinal and transverse arches of the foot, and they regulate the degree and velocity of arch deformation during walking or running. Consequently, pathologies affecting the plantar intrinsic muscles (for instance, acquired and inherited neuropathies) lead to foot deformity, gait disorders, and painful syndromes. Intrinsic muscle malfunctioning is also associated with multifactorial overuse or degenerative conditions such as pes planus, hallux valgus, and plantar fasciitis. As the clinical examination of each intrinsic muscle is challenging, ultrasound is gaining a growing interest as an imaging tool to investigate the trophism of these muscular structures and the pattern of their alterations, and potentially to follow up on the effects of dedicated rehabilitation protocols. The ten plantar intrinsic muscles can be dived into three groups (medial, central and lateral) and four layers. Here, we propose a regional and landmark-based approach to the complex sonoanatomy of the plantar intrinsic muscles in order to facilitate the correct identification of each muscle from the superficial to the deepest layer. We also summarize the pathological ultrasound findings that can be encountered when scanning the plantar muscles, pointing out the patterns of alterations specific to certain conditions, such as plantar nerves mononeuropathies.
    Language English
    Publishing date 2023-09-11
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 2843824-3
    ISSN 2084-8404
    ISSN 2084-8404
    DOI 10.15557/jou.2023.0024
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: The Circulating miRNA Profile of Chronic Hepatitis D and B Patients Is Comparable but Differs from That of Individuals with HBeAg-Negative HBV Infection.

    Cavallone, Daniela / Ornos, Eric David B / Ricco, Gabriele / Oliveri, Filippo / Coco, Barbara / Colombatto, Piero / De Rosa, Laura / Dalmacio, Leslie Michelle M / Bonino, Ferruccio / Brunetto, Maurizia Rossana

    Viruses

    2023  Volume 15, Issue 11

    Abstract: miRNAs circulating in whole serum and HBsAg-particles are differentially expressed in chronic hepatitis B (CHB) and HBeAg-negative-HBV infection (ENI); their profiles are unknown in chronic hepatitis D (CHD). Serum- and HBsAg-associated miRNAs were ... ...

    Abstract miRNAs circulating in whole serum and HBsAg-particles are differentially expressed in chronic hepatitis B (CHB) and HBeAg-negative-HBV infection (ENI); their profiles are unknown in chronic hepatitis D (CHD). Serum- and HBsAg-associated miRNAs were analyzed in 75 subjects of 3 well-characterized groups (CHB 25, CHD 25, ENI 25) using next-generation sequencing (NGS). Overall miRNA profiles were consonant in serum and HBsAg-particles but significantly different according to the presence of hepatitis independently of Hepatitis D Virus (HDV)-co-infection. Stringent (Bonferroni Correction < 0.001) differential expression analysis showed 39 miRNAs upregulated in CHB vs. ENI and 31 of them also in CHD vs. ENI. miRNA profiles were coincident in CHB and CHD with only miR-200a-3p upregulated in CHB. Three miRNAs (miR-625-3p, miR-142-5p, and miR-223-3p) involved in immune response were upregulated in ENI. All 3 hepatocellular miRNAs of MiR-B-Index (miR-122-5p, miR-99a-5p, miR-192-5p) were overexpressed in both CHB and CHD patients. In conclusion, CHD and CHB patients showed highly similar serum miRNA profiling that was significantly different from that of individuals with HBeAg-negative infection and without liver disease.
    MeSH term(s) Humans ; Hepatitis B virus/physiology ; Hepatitis B e Antigens ; Hepatitis B Surface Antigens ; Hepatitis B, Chronic ; Hepatitis D, Chronic ; MicroRNAs/genetics
    Chemical Substances Hepatitis B e Antigens ; Hepatitis B Surface Antigens ; MicroRNAs ; MIRN625 microRNA, human
    Language English
    Publishing date 2023-11-15
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 2516098-9
    ISSN 1999-4915 ; 1999-4915
    ISSN (online) 1999-4915
    ISSN 1999-4915
    DOI 10.3390/v15112257
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article: More of the same: allopatric humpback whale populations share acoustic repertoire.

    Fournet, Michelle E H / Jacobsen, Lauren / Gabriele, Christine M / Mellinger, David K / Klinck, Holger

    PeerJ

    2018  Volume 6, Page(s) e5365

    Abstract: Background: Humpback whales (: Methods: We looked for evidence that temporally stable call types are shared by two allopatric humpback whale populations while on their northern hemisphere foraging grounds in order to test the hypothesis that some ... ...

    Abstract Background: Humpback whales (
    Methods: We looked for evidence that temporally stable call types are shared by two allopatric humpback whale populations while on their northern hemisphere foraging grounds in order to test the hypothesis that some calls, in strong contrast to song, are innate within the humpback whale acoustic repertoire.
    Results: Despite being geographically and genetically distinct populations, humpback whales in Southeast Alaska (North Pacific Ocean) share at least five call types with conspecifics in Massachusetts Bay (North Atlantic Ocean).
    Discussion: This study is the first to identify call types shared by allopatric populations, and provides evidence that some call types may be innate.
    Language English
    Publishing date 2018-07-30
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2703241-3
    ISSN 2167-8359
    ISSN 2167-8359
    DOI 10.7717/peerj.5365
    Database MEDical Literature Analysis and Retrieval System OnLINE

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