Results 51 to 60 of about 26,001 (239)

Testosterone Acts Within the Medial Amygdala of Rats to Reduce Innate Fear to Predator Odor Akin to the Effects of Toxoplasma gondii Infection

open access: yesFrontiers in Psychiatry, 2020
Rats infected with the protozoan Toxoplasma gondii exhibit a reduced aversion to cat odor. This behavioral change is thought to increase trophic transmission of the parasite. Infected male rats also show a greater testicular synthesis of testosterone and
Dhiraj Kumar Singh   +3 more
doaj   +1 more source

Release of vasopressin from isolated permeabilized neurosecretory nerve terminals is blocked by the light chain of botulinum A toxin [PDF]

open access: yes, 1990
The intracellular action on exocytosis of botulinim A toxin and constituent chains was studied using permeabilized isolated nerve endings from the rat neural lobe. The release of the neuropeptide vasopressin was measured by radioimmunoassay.
Ahnert-Hilger, G.   +4 more
core   +6 more sources

Role of protein kinase C in inhibition of renin release caused by vasoconstrictors [PDF]

open access: yes, 1986
It was the aim of the present study to get insight into some of the intracellular mechanisms by which the vasoconstrictor hormones angiotensin II (ANG II), arginine vasopressin (AVP), and norepinephrine (NE) inhibit renin release from renal ...
Bauer, C.   +7 more
core   +1 more source

SAAP‐148 Oligomerizes into a Hexamer Forming a Hydrophobic Inner Core

open access: yesChemBioChem, EarlyView.
The highly cationic and hydrophobic antimicrobial peptide SAP‐148 effectively eradicates multidrug‐resistant bacteria, persistent cells, and biofilms without inducing resistance. Its efficiency is likely due to its ability to disrupt bacterial membranes as an oligomer, forming a stable alpha‐helical hexameric bundle with three parallel dimers that ...
Aden Hodzic   +15 more
wiley   +1 more source

Use of 'Vaptans' in treatment of hyponatremia

open access: yesTürk Kardiyoloji Derneği Arşivi, 2015
Hyponatremia is the most prevalent electrolyte imbalance, and may be present in up to 30% of hospitalized patients. It is an important predictor of in-hospital mortality.
Aslı Tanındı, Hasan Fehmi Töre
doaj   +1 more source

Pharmacologic management of nocturnal polyuria: a contemporary assessment of efficacy, safety, and progress toward individualized treatment

open access: yesTherapeutic Advances in Urology, 2021
This narrative review synthesizes current evidence on the medical management of nocturnal polyuria, including antidiuretic replacement therapy as well as other emerging modalities, with particular emphasis on areas of active investigation and future ...
Thomas F. Monaghan   +3 more
doaj   +1 more source

Claws, Disorder, and Conformational Dynamics of the C-terminal Region of Human Desmoplakin [PDF]

open access: yesThe Journal of Physical Chemistry B (2016), 2016
Multicellular organisms consist of cells that interact via elaborate adhesion complexes. Desmosomes are membrane-associated adhesion complexes that mechanically tether the cytoskeletal intermediate filaments (IFs) between two adjacent cells, creating a network of tough connections in tissues such as skin and heart.
arxiv   +1 more source

Neurohypophysial hormones of the 1-month-old bovine fetus: Absence of vasotocin during mammal development [PDF]

open access: yes, 1988
The neurohypophysial hormones of the 1-month-old bovine fetus have been identified by their positions in ion-exchange chromatography and their retention times in high-pressure reverse-phase partition chromatography. Arginine vasopressin and oxytocin have
Acher, R.   +4 more
core   +1 more source

Proline Amide Catalyzes Formation of Toxic Crotonaldehyde from Acetaldehyde Under Physiologically Relevant Conditions

open access: yesChemBioChem, EarlyView.
Crotonaldehyde‐derived DNA lesions are reported in patients after ethanol exposure, which implies that crotonaldehyde is produced after ethanol ingestion. Here, we show that proline amide, which mimics N‐terminal proline residues on human proteins, can catalyze crotonaldehyde formation from the ethanol metabolite acetaldehyde under physiologically ...
Liam A. Thomas   +5 more
wiley   +1 more source

Asymptomatic meningitis diagnosed by positron emission tomography in a patient with syndrome of inappropriate antidiuretic hormone secretion: a case report

open access: yesJournal of Medical Case Reports, 2021
Background Syndrome of inappropriate antidiuretic hormone secretion can be caused by arginine-vasopressin-producing tumors or enhanced arginine vasopressin secretion from the posterior pituitary gland due to central nervous system disorders and ...
Masanori Hasebe   +7 more
doaj   +1 more source

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