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Haptoglobin as a supplement in in vitro embryo culture: a tool for improving bovine embryo development and quality [PDF]

open access: yesBiological Research
Background Recent studies have indicated the potential involvement of haptoglobin in a variety of events during mammalian reproduction, with previous research highlighting its efficacy in promoting porcine embryo development.
Karina Cañón-Beltrán   +9 more
doaj   +2 more sources

Low Level of Haptoglobin in Lupus [PDF]

open access: goldJournal of Investigative Medicine High Impact Case Reports, 2017
Haptoglobin levels are measured in systematic lupus erythematosus patients as part of the workup for anemia, with low levels indicating hemolysis. Haptoglobin is an acute phase protein.
Homa Timlin MD, MSc   +2 more
doaj   +2 more sources

Circulating Haptoglobin Is an Independent Prognostic Factor in the Sera of Patients with Epithelial Ovarian Cancer

open access: goldNeoplasia: An International Journal for Oncology Research, 2007
OBJECTIVE: This study was conducted to evaluate the prognostic significance of haptoglobin levels in the overall survival of patients presenting with various stages of epithelial ovarian cancer.
Changqing Zhao   +7 more
doaj   +2 more sources

The Cryo-EM structure of human CD163 bound to haptoglobin-hemoglobin reveals molecular mechanisms of hemoglobin scavenging [PDF]

open access: goldNature Communications
CD163, a macrophage-specific receptor, plays a critical role in scavenging hemoglobin released during hemolysis, protecting against oxidative effects of heme iron.
Anders Etzerodt   +8 more
doaj   +2 more sources

Haptoglobin buffers lipopolysaccharides to delay activation of NFκB [PDF]

open access: goldFrontiers in Immunology
It has remained yet unclear which soluble factors regulate the anti-inflammatory macrophage phenotype observed in both homeostasis and tumourigenesis. We show here that haptoglobin, a major serum protein with elusive immunoregulatory properties, binds ...
Laura Zein   +19 more
doaj   +2 more sources

Immunohistochemical Expression of Haptoglobin in Skin Lesions of Hidradenitis Suppurativa [PDF]

open access: yesLife
Background: Meta-inflammation is a hallmark of hidradenitis suppurativa (HS). Research on meta-inflammation in HS is growing, but there is still no research on haptoglobin as an inflammatory protein in lesional HS skin.
Nessr Abu Rached   +10 more
doaj   +2 more sources

Haptoglobin-Conjugated Gold Nanoclusters as a Nanoantibiotic to Combat Bacteremia

open access: yesNanomaterials, 2022
Gold nanoclusters have revealed great potential as nanoantibiotics due to their superior chemical and physical characteristics. In this study, a peptide with 83 amino acids derived from haptoglobin was utilized as a surface ligand to synthesize gold ...
Hsiu-Yi Chu   +6 more
doaj   +1 more source

Role of haptoglobin in polycystic ovary syndrome (PCOS), obesity and disorders of glucose tolerance in premenopausal women. [PDF]

open access: yesPLoS ONE, 2009
BackgroundHp(2) alleles of the haptoglobin alpha-chain polymorphism reduce the anti-oxidant properties and increase the pro-inflammatory actions of this acute-phase protein in a gene-dosage fashion. We hypothesized that the haptoglobin polymorphism might
Francisco Alvarez-Blasco   +5 more
doaj   +1 more source

Haptoglobin treatment contributes to regulating nitric oxide signal and reduces oxidative stress in the penis: A preventive treatment for priapism in sickle cell disease

open access: yesFrontiers in Physiology, 2022
Background: In sickle cell disease (SCD), reduced bioavailability of endothelial NO and cGMP results in reduced expression of phosphodiesterase type 5 (PDE5), thus impairing the penile erection control mechanism and resulting in prolonged penile erection
Pamela da Silva Pereira   +8 more
doaj   +1 more source

Evidence of haptoglobin in the porcine female genital tract during oestrous cycle and its effect on in vitro embryo production

open access: yesScientific Reports, 2021
Recent evidence supports involvement of the acute phase protein haptoglobin in numerous events during mammalian reproduction. The present study represents an in-depth investigation of haptoglobin expression and secretion in the porcine oviduct and uterus,
Francisco A. García-Vázquez   +10 more
doaj   +1 more source

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