Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1996 1
1999 1
2003 1
2008 1
2009 1
2010 1
2014 1
2015 1
2017 2
2018 1
2019 1
2021 1
2022 1
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

13 results

Results by year

Filters applied: . Clear all
Quoted phrase not found in phrase index: "Abnormality of vitamin B12 metabolism"
Page 1
Vitamin B12 insufficiency and the risk of fetal neural tube defects.
Ray JG, Blom HJ. Ray JG, et al. QJM. 2003 Apr;96(4):289-95. doi: 10.1093/qjmed/hcg043. QJM. 2003. PMID: 12651973 Review.
BACKGROUND: Although maternal folate insufficiency is a risk factor for fetal neural tube defects (NTDs), there is controversy about whether vitamin B12 (B12) insufficiency is also associated with an increased risk of NTDs. ...Studies were included that: (i) …
BACKGROUND: Although maternal folate insufficiency is a risk factor for fetal neural tube defects (NTDs), there is controversy about whether …
Vitamin B12 deficiency in inflammatory bowel disease: prevalence, risk factors, evaluation, and management.
Battat R, Kopylov U, Szilagyi A, Saxena A, Rosenblatt DS, Warner M, Bessissow T, Seidman E, Bitton A. Battat R, et al. Inflamm Bowel Dis. 2014 Jun;20(6):1120-8. doi: 10.1097/MIB.0000000000000024. Inflamm Bowel Dis. 2014. PMID: 24739632 Review.
BACKGROUND: Management of vitamin B(12) (cobalamin, Cbl) deficiency in inflammatory bowel disease (IBD) is often not evidenced-based because of uncertainty on whether it causes enough malabsorption to result in clinical disease. This systematic review examine …
BACKGROUND: Management of vitamin B(12) (cobalamin, Cbl) deficiency in inflammatory bowel disease (IBD) is often not ev …
Micronutrient deficiencies after bariatric surgery.
Shankar P, Boylan M, Sriram K. Shankar P, et al. Nutrition. 2010 Nov-Dec;26(11-12):1031-7. doi: 10.1016/j.nut.2009.12.003. Epub 2010 Apr 3. Nutrition. 2010. PMID: 20363593 Review.
Over-the-counter multivitamin and mineral supplements do not provide adequate amounts of certain nutrients such as vitamin B(12), iron, or fat-soluble vitamins and patients will require additional doses of prophylactic supplementation life-long to maintain op …
Over-the-counter multivitamin and mineral supplements do not provide adequate amounts of certain nutrients such as vitamin B( …
Blood folic acid and vitamin B12 in relation to neural tube defects.
Wald NJ, Hackshaw AD, Stone R, Sourial NA. Wald NJ, et al. Br J Obstet Gynaecol. 1996 Apr;103(4):319-24. doi: 10.1111/j.1471-0528.1996.tb09735.x. Br J Obstet Gynaecol. 1996. PMID: 8605127 Review.
OBJECTIVE: To determine the relation between blood folic acid and serum vitamin B12 in neural tube defect pregnancies using data from the MRC Vitamin Study and a literature review of all studies. ...Our results were combined with those already published from …
OBJECTIVE: To determine the relation between blood folic acid and serum vitamin B12 in neural tube defect pregnancies using da …
Oral cobalamin (vitamin B(12)) treatment. An update.
Andrès E, Dali-Youcef N, Vogel T, Serraj K, Zimmer J. Andrès E, et al. Int J Lab Hematol. 2009 Feb;31(1):1-8. doi: 10.1111/j.1751-553X.2008.01115.x. Epub 2008 Nov 19. Int J Lab Hematol. 2009. PMID: 19032377 Review.
The objective of this review was to evaluate oral cobalamin (vitamin B(12)) therapy in adult and elderly patients, from the perspective of a hematologist. ...Several prospective studies in well-determined population (n = 4), prospective randomized studies (n …
The objective of this review was to evaluate oral cobalamin (vitamin B(12)) therapy in adult and elderly patients, from …
Association between abnormal maternal serum levels of vitamin B12 and preeclampsia: a systematic review and meta-analysis.
Mardali F, Fatahi S, Alinaghizadeh M, Kord Varkaneh H, Sohouli MH, Shidfar F, Găman MA. Mardali F, et al. Nutr Rev. 2021 Apr 7;79(5):518-528. doi: 10.1093/nutrit/nuaa096. Nutr Rev. 2021. PMID: 33001182
CONTEXT: Some evidence has shown an association between maternal vitamin B12 levels and the development of preeclampsia in pregnant women, but the relationship between preeclampsia and vitamin B12 is not clear. ...CONCLUSIONS: Women with preeclampsia h …
CONTEXT: Some evidence has shown an association between maternal vitamin B12 levels and the development of preeclampsia in pre …
Cobalamin deficiency presenting with thrombotic microangiopathy (TMA) features: A systematic review.
Tran PN, Tran MH. Tran PN, et al. Transfus Apher Sci. 2018 Feb;57(1):102-106. doi: 10.1016/j.transci.2018.01.003. Epub 2018 Jan 11. Transfus Apher Sci. 2018. PMID: 29454538 Review.
METHODS: A literature search identified reports of c.def-TMA. Deficiency was defined as B12 levels of <118 pmol/L. Corrected reticulocyte counts and reticulocyte production indexes were calculated. Clinical features were presented as proportion abnormal and resul …
METHODS: A literature search identified reports of c.def-TMA. Deficiency was defined as B12 levels of <118 pmol/L. Corrected retic …
Association of TCN2 rs1801198 c.776G>C polymorphism with markers of one-carbon metabolism and related diseases: a systematic review and meta-analysis of genetic association studies.
Oussalah A, Levy J, Filhine-Trésarrieu P, Namour F, Guéant JL. Oussalah A, et al. Am J Clin Nutr. 2017 Oct;106(4):1142-1156. doi: 10.3945/ajcn.117.156349. Epub 2017 Aug 16. Am J Clin Nutr. 2017. PMID: 28814397 Free PMC article. Review.
Background: Vitamin B-12 (cobalamin) deficiency may produce severe neurologic and hematologic manifestations. Approximately 20-25% of circulating cobalamin binds to transcobalamin 2 (TCN2), which is referred to as active vitamin B-12. The …
Background: Vitamin B-12 (cobalamin) deficiency may produce severe neurologic and hematologic manifestations. Approxima …
Vitamin B12 insufficiency is associated with increased risk of gestational diabetes mellitus: a systematic review and meta-analysis.
Kouroglou E, Anagnostis P, Daponte A, Bargiota A. Kouroglou E, et al. Endocrine. 2019 Nov;66(2):149-156. doi: 10.1007/s12020-019-02053-1. Epub 2019 Aug 28. Endocrine. 2019. PMID: 31463884
PURPOSE: Vitamin B12 deficiency has been associated with a plethora of metabolic abnormalities, such as hyperhomocysteinaemia, insulin resistance and defective synthesis of neurotransmitters and fatty acids. ...Women with vitamin B12 defi …
PURPOSE: Vitamin B12 deficiency has been associated with a plethora of metabolic abnormalities, such as hyperhom …
Systematic review and meta-analysis shows a specific micronutrient profile in people with Down Syndrome: Lower blood calcium, selenium and zinc, higher red blood cell copper and zinc, and higher salivary calcium and sodium.
Saghazadeh A, Mahmoudi M, Dehghani Ashkezari A, Oliaie Rezaie N, Rezaei N. Saghazadeh A, et al. PLoS One. 2017 Apr 19;12(4):e0175437. doi: 10.1371/journal.pone.0175437. eCollection 2017. PLoS One. 2017. PMID: 28422987 Free PMC article. Review.
Different metabolic profiles as well as comorbidities are common in people with Down Syndrome (DS). ...We carried out meta-analysis of the data on four essential trace elements (Cu, Fe, Se, and Zn), six minerals (Ca, Cl, K, Mg, Na, and P), and five vitamins (vitamin
Different metabolic profiles as well as comorbidities are common in people with Down Syndrome (DS). ...We carried out meta-analysis o …
13 results