Correction: Rondinone et al. Extensive Placental Methylation Profiling in Normal Pregnancies. Int. J. Mol. Sci. 2021, 22, 2136.

In the original publication [...].

In the original publication [1], there was a mistake in Table 2 and Table 3 as published. In the p-value column, a minus sign was missing at the exponent. The corrected Table 2 and Table 3 appear below. The authors apologize for any inconvenience caused and state that the results and scientific conclusions are unaffected by these changes. The original publication has also been updated.

Table 2

Diseases or Functions Annotation from IPA Core Analysis on given gene datasets. The top 10 most significant annotations are shown.

A
Diseases or Functions Annotation	p-Value
Leukocyte migration	1.52 × 10−16
Cell movement of lymphocytes	5.05 × 10−14
Cell movement of mononuclear leukocytes	6.30 × 10−14
Quantity of leukocytes	7.50 × 10−14
Lymphocyte migration	9.59 × 10−14
Quantity of lymphatic system cells	1.97 × 10−13
Quantity of lymphocytes	5.29 × 10−13
Cell movement of leukocytes	6.80 × 10−13
Proliferation of blood cells	1.21 × 10−12
Proliferation of immune cells	1.62 × 10−12
B
Diseases or Functions Annotation	p-Value
Cutaneous melanoma	1.52 × 10−12
Skin tumor	5.94 × 10−12
Melanoma	1.01 × 10−11
Skin cancer	1.20 × 10−11
Malignant neuroendocrine neoplasm	2.45 × 10−7
Small cell lung carcinoma	3.07 × 10−7
Olfactory response	3.73 × 10−7
Neuroendocrine tumor	4.48 × 10−7
Extrapancreatic neuroendocrine tumor	5.84 × 10−7
Blue round small cell tumor	7.16 × 10−6

(A) Functions identified from gene promoters methylated in the placenta but not in cord blood. (B) Functions identified from gene promoters methylated in cord blood but not in the placenta.

Table 3

Diseases or Functions Annotations in common between methylation-profiling microarray data and targeted methylation sequencing data (data from IPA Core Analysis).

A
Diseases or Functions Annotation	p-Value (Microarray)	p-Value (Methyl-Seq)
Leukocyte migration	2.93 × 10−26	4.53 × 10−7
Quantity of lymphatic system cells	3.30 × 10−25	4.34 × 10−6
Quantity of leukocytes	1.51 × 10−25	3.42 × 10−6
Quantity of lymphocytes	1.53 × 10−24	4.75 × 10−6
Cell movement of leukocytes	5.69 × 10−23	1.38 × 10−10
Activation of cells	2.86 × 10−22	5.05 × 10−14
Migration of cells	1.08 × 10−21	7.35 × 10−7
Proliferation of lymphatic system cells	1.68 × 10−21	1.62 × 10−6
Proliferation of lymphocytes	5.96 × 10−21	2.09 × 10−6
Proliferation of immune cells	3.46 × 10−20	1.58 × 10−6
B
Diseases or Functions Annotation	p-Value (Microarray)	p-Value (Methyl-Seq)
Cross-linkage of protein	1.60 × 10−4	8.28 × 10−4
Skin carcinoma	7.37 × 10−4	3.95 × 10−3
Skin squamous cell carcinoma	9.61 × 10−4	2.69 × 10−4
Relaxation of heart ventricle	1.03 × 10−3	5.24 × 10−3
Surface area of ventricular myocytes	1.22 × 10−3	6.15 × 10−3
Gastro-esophageal carcinoma	3.77 × 10−3	2.78 × 10−3
Chemosensitivity of glioblastoma cells	4.03 × 10−3	9.20 × 10−3
Pancreatic lesion	5.88 × 10−3	6.34 × 10−3
Formation of solid tumor	5.90 × 10−3	1.74 × 10−3

(A) Top 10 functions identified from gene promoters methylated in placenta but not in cord blood. (B) Functions identified from gene promoters methylated in cord blood but not in placenta. (Only 9 common annotations were found.)