Results 61 to 70 of about 161,426 (290)

Parathyroid Adenoma: is Sestamibi scintigraphy mandatory? [PDF]

open access: yes, 2013
Localization of parathyroid adenoma using 99mTc scintigraphy is the standard of care. However, of late, ultrasound has been employed to this end with increasing frequency.1, 2, 3 The employment of intra-operative PTH estimation (IOPTH) has further ...
Maharajan, Chandrasekar   +1 more
core   +1 more source

Identification of signaling pathways in early mammary gland development by mouse genetics [PDF]

open access: yes, 2004
The mammary gland develops as an appendage of the ectoderm. The prenatal stage of mammary development is hormone independent and is regulated by sequential and reciprocal signaling between the epithelium and the mesenchyme.
A Yang   +20 more
core   +2 more sources

Exercise without Weight Loss Prevents Seasonal Decline in Vitamin D Metabolites: The VitaDEx Randomized Controlled Trial

open access: yesAdvanced Science, EarlyView.
In people with overweight or obesity, regular exercise even without weight loss or vitamin D supplementation completely prevents the usual winter decline in the vitamin D metabolite that maintains health at a cellular level, 1,25(OH)2D3, and ameliorates the decline in the vitamin D status marker 25(OH)D.
Oliver J. Perkin   +11 more
wiley   +1 more source

Recent developments in application of single-cell RNA sequencing in the tumour immune microenvironment and cancer therapy

open access: yesMilitary Medical Research, 2022
The advent of single-cell RNA sequencing (scRNA-seq) has provided insight into the tumour immune microenvironment (TIME). This review focuses on the application of scRNA-seq in investigation of the TIME.
Pei-Heng Li   +8 more
doaj   +1 more source

Hypercalcemia and Neurological Symptoms: A Rare Presentation of Hyperfunctioning Parathyroid Adenoma in an Adolescent

open access: yesFrontiers in Surgery, 2022
Neuropsychiatric symptoms are rarely described as a manifestation of hyperparathyroidism, especially in children. We describe the case of an adolescent with hypercalcemia related to and hyperfunctioning parathyroid adenoma presenting with acute ...
Valeria Calcaterra   +11 more
doaj   +1 more source

Post‐Translational Modifications in Cilia and Ciliopathies

open access: yesAdvanced Science, EarlyView.
This review synthesizes current understanding of post‐translational modifications (PTMs) in ciliary proteins and emphasizes their roles in ciliary formation, homeostasis, and signaling. This review also discusses the implication of PTM dysregulation in ciliopathies and explores therapeutic strategies targeting PTM‐modifying enzymes.
Jie Ran, Jun Zhou
wiley   +1 more source

Chromosome‐Level Genome Assembly of the Leafcutter Bee Megachile rotundata Reveals Its Ecological Adaptation and Pollination Biology

open access: yesAdvanced Science, EarlyView.
The genome of Megachile rotundata, an extensively managed solitary pollination bee species, has been sequenced, covering 280.68 Mb and predicting 10 701 genes. The study reveals significant expansions of the Toll gene family and their abundant expression in diapause prepupae, highlighting enhanced immune responses during diapause. This genome serves as
Rangjun Shi   +8 more
wiley   +1 more source

Gut Microbiota Modulates Obesity‐Associated Skeletal Deterioration Through Macrophage Aging and Grancalcin Secretion

open access: yesAdvanced Science, EarlyView.
Obese gut‐microbiota derived lipopolysaccharides (LPS) induce bone marrow macrophage senescence and GCA secretion via activating TLR4/NF‐κB/MAPKs pathway. Clinically, obese patients are associated with higher serum GCA levels. Mice with depletion of GCA gene show resistance to skeletal deterioration caused by obesity and LPS‐induced chronic ...
Min Huang   +16 more
wiley   +1 more source

Pleiotropy as the Mechanism for Evolving Novelty: Same Signal, Different Result. [PDF]

open access: yes, 2015
In contrast to the probabilistic way of thinking about pleiotropy as the random expression of a single gene that generates two or more distinct phenotypic traits, it is actually a deterministic consequence of the evolution of complex physiology from the ...
Torday, John S
core   +5 more sources

Familial hypocalciuric hypercalcemia: grey zones of the differential diagnosis from primary hyperparathyroidism: a case report

open access: yesAtti della Accademia Peloritana dei Pericolanti - Classe di Scienze Medico-Biologiche, 2021
Familial hypocalciuric hypercalcemia (FHH) is an autosomal dominant inherited disorder due to inactivating mutations in the calcium-sensing receptor (CaSR), less commonly in the G-protein subunit α11 (GNA11) or the adaptor-related protein complex 2 ...
Rosaria M. Ruggeri   +2 more
doaj   +1 more source

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