Table 1.

Estradiol concentrations in the male

Age	Source	Species	Concentration	References
Fetal	Amniotic fluid	Human	64 pg/ml	1
	Blood	Mice	94 pg/ml	2
Neonatal PND 0	Umbilical cord artery	Human	5,000–12,000 pg/ml	3
Neonatal PND >60	Blood	Human	5–95 pg/ml	3
Neonatal PND 1	Blood	Rat	300–325 pg/ml	4
Neonatal PND 2	Blood	Rat	150–175 pg/ml	5
Neonatal PND 3–11	Blood	Rat	80–130 pg/ml	6
Adult	Blood	Human/monkey	3.6–145 pg/ml	7
	Blood	Rat	1.7–175 pg/ml	8
	Blood <	Mouse	11.8–30.0 pg/ml	9
	Testis	Human	5–20 ng/g	10
	Testis	Rat	4.5–751 pg/g	11
	Rete testis	Monkey	0.38 nmol/L	12
	Rete testis	Rat	249 pg/ml	13

References:

^1-(Robinson et al., 1977)

^2-(vom Saal et al., 1997)

^3-(Anderson et al., 2010; Kuijper et al., 2013; Nagata et al., 2006)

^4-(Döhler and Wuttke, 1975; Gorski et al., 1977)

^5-(Döhler and Wuttke, 1975)

^6-(Döhler and Wuttke, 1975; Gorski et al., 1977)

^7-(Angsusingha et al., 1974; Bujan et al., 1993; Carreau et al., 2004; Cook et al., 1998; Dias et al., 2016; Doerr and Pirke, 1974; Finkelstein et al., 2013; Haug et al., 1974; Kley et al., 1976; Overpeck et al., 1978; Purvis et al., 1975; Waites and Einer-Jensen, 1974; Zhou et al., 2013)

^8-(Butcher et al., 1974; Cook et al., 1998; de Jong et al., 1973; Döhler and Wuttke, 1975; Gorski et al., 1977; Hawkins et al., 1975; Jong et al., 1975; Södersten et al., 1974; Wichmann et al., 1984)

^9-(Blomberg Jensen et al., 2013; Couse and Korach, 1999a; Taylor et al., 2020)

^10-Carreau, 2004 #31563}

^11-(Clarke and Pearl, 2014)

^12-(Setchell et al., 1983)

^13-(Free and Jaffe, 1979)